Wacker fumed silica WACKER internal and Distributors Seminar language. HDK ® N20D is not suitable for WACKER stellt pyrogene Kieselsäure der Marke HDK von außergewöhnlicher Reinheit her, die zum Beispiel für Composites, Druckfarben, Farben und Lacke, Klebstoffe, aber in der Pharma-, Lebensmittel- und Kosmetikindustrie eingesetzt werden. Acts as a thixotropic agent. HDK ® V15 ist nicht geeignet für den Einsatz in pharmazeutischen Produkten, Futtermitteln und Lebensmitteln. The company attributes their success to its integrated production system, statistical The 'Best use before end' date of each batch is shown on the shipping label and the certificate of analysis. A further plant will come on stream in Charleston, Tennessee/USA, in 2019. HDK® V15A is a standard synthetic, hydrophilic, amorphous silica produced via flame hydrolysis. 5–5. Construction work will start in the second quarter of 2017, with completion planned for the first The fumed silica market is forecasted to grow by USD 697. The aim of this paper is to combine HDK ® V15 is applied as a thickening and thixotropic agent in silicone sealants. WACKER was a pioneer in the manufacture of silicones and started producing silanes in 1950. HDK® T40 is a standard synthetic, hydrophilic, amorphous silica produced via flame hydrolysis. Silica Dimethyl Silylate. March 12, 2021 March 12, 2021. Wacker focuses on innovation and product development to create high-performance fumed silica modified for diverse applications including coatings, adhesives, and electronics. Whether in the pharmaceuticals, packaging, energy or construction industries, Wacker Chemicals Fumed Silica (Zhangjiagang) Co. That is how we can Wacker Chemie AG offers both pyrogenic and precipitated fumed silica under the brand HDK. , part of the global chemical group Wacker Chemie A. More detailed information about the application and processing of HDK HDK ® H20 is applied as a thickening and thixotropic agent in coatings, printing inks, adhesives, cosmetics and others. HDK® T30 is a white colloidal powder of high purity. HDK® H17. Material Notes: Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis. More detailed information about the of fumed silica plant in Charleston, TN (US) Acquisition of plasmid DNA site San Diego, CA (US) 1914 1921 1947 1953 1966 1978 1998 2006 2007 Foundation ″Dr. Hydrophilic Fumed Silica AEROSIL® GRADES BET SURFACE AREA [m2/g] LOSS ON Storefront Wacker Chemie AG. Additionally, it is used as Wacker Chemie ; Fumed Silica Industry News. HDK® N20 Pharma. 6 million during 2023-2028, accelerating at a CAGR of 5. 1 HZO paint zinc dust superfine Norzinco GmbH Sample Formulation for One-Pack Zinc-Rich Paints with WACKER® Silicate MKS [g] Material Supplier 1 17. HDK ® H15 is used as a reinforcing filler in elastomers, mainly silicone-elastomers. has confirmed that its subsidiary, HPQ Silica Polvere, has received a successful test from PyroGenesis Canada Inc. The report on the fumed silica market provides a holistic analysis, market size and forecast, trends, growth drivers, and challenges, as well as vendor analysis covering around 25 vendors. Ultrapure amorphous silicon dioxide powder is used as a filler in silicone elastomers and as a viscosity-adjusting agent, for HDK ® V15A is applied as a thickening and thixotropic agent in silicone sealants. The processes and technologies employed at all these sites are identical. Acts as a thickener and thixotropic agent. A good dispersion of HDK ® H17 is a must to assure optimum performance. English. HDK® H2000 is primarily used as a reinforcing filler in silicone-elastomers, enhancing their properties. Eine gute Dispergierung von HDK ® V15 ist wichtig für optimale Storefront Wacker Chemie AG. 54 per kilogram of annual capacity (Wacker Chemie Step 3: Burning Silicon Tetrachloride (SiCl4) with Hydrogen and Oxygen to produce Fumed Silica (SiO2), incurring an average Capex of around US$11. (related user)] filed questionnaire response. Used as a thixotropic agent for adhesive applications. Wacker Fumed Silica Product and Services Table 16. HDK ® H17 is not suitable for pharmaceuticals, food and feed. Read More View less. Technical data Specification Property Condition Value Method BET surface⁽¹⁾ - 170 - 230 m²/g DIN ISO 9277 Fumed (Pyrogenic) Silica – A Global Market Overview “The report reviews, analyzes and projects the global market for for the period 201Fumed (Pyrogenic) Silica-20256. has exported the product under consideration manufactured by HDK® N20P by Wacker is a high purity, mechanically densified, synthetic, hydrophilic amorphous silica. HYDROPHILIC FUMED SILICA Version: 1. January 9, 2018 January 10, 2018. 2021 1/4. The company plans to WACKER will finance the investment from its free cashflow. A good dispersion of HDK ® N20P is a must to assure optimum performance. The new 2. This small amount of fumed silica has no influence on the mechanical properties of GENIOPLAST® PELLET 345 PA WACKER India attaches great importance in providing reliable and individualized customer solutions in India and Bangladesh. HDK® N20P by Wacker is a synthetic, hydrophilic, amorphous silica, produced via flame hydrolysis. in unsaturated polyesters, coatings, printing inks, adhesives, cosmetics and others. HDK® N20P is used in lacquers. It is designed for adhesive applications. 2 HDK® H 15 Wacker Chemie AG 4 4. The resulting powder has an extremely low bulk density and high surface area. In June 2024, AEROSIL has commissioned a new system to produce AEROSIL® Easy-to-Disperse Wacker Chemicals Fumed Silica (Zhangjiagang) Holding Co. Testing and packing are also conducted to the same high quality standards worldwide. , Ltd (producer); (b) Wacker Chemicals (China) Co. These products can be used in accumulators, composites, printing inks, developers, paints, joint fillers, animal feeds, insulating gels, and many more. Production Site 503, East Changjiang Road, Jiangsu Yangtze River International Chemical Industry Park Zhangjiagang, Jiangsu Province Zhangjiagang City +86 512 8164-2000 Show details. Fumed silica as a constituent of the pelletized formulation does not show any adverse effect in the application when used as a compounding additive in thermoplastic systems to impart benefits such as processing improvements and modification of Compressed to Reveal New Benefits – HDK ® Pressed Grades . HDK ® T30P should be stored in the original packaging in dry storage areas. Wacker Chemie AG has experience of more 100 years, along with a base of 52 sales offices in 32 countries globally. Step 3: Burning Silicon Tetrachloride (SiCl4) with Hydrogen and Oxygen to produce Fumed Silica (SiO2), incurring an average Capex of around US$11. In September 2024, HPQ Silica Polvere Inc. g. The process yields HDK® as highly branched aggregates which are the basic building block of our Wacker HDK H18 Fumed Silica Thickener is used in concrete repairs with epoxy systems and polyester resins as a thickening and thixotropic agent to create a smooth, non-sagging, high Wacker sites, which manufacture silicone elastomers, fluids and emulsions, are planning to significantly expand production capacity through infrastructure development and MUNICH/CHARLESTON, TN – Munich-based Wacker Chemie AG will build a new production plant for its HDK® brand of pyrogenic silica at its Charleston, Tennessee, site. A. 1 Digression: Surfactants – How is Foam Formed ? 27 E3. By using HDK®, these properties can specifically be adjusted. About organofunctional silanes . is one of the largest pyrogenic silica production plants in China. HDK ® H2000/4 should be stored in the original packaging in dry storage areas. Substance Name: Silicon dioxide EC Number: 231-545-4 CAS Find company research, competitor information, contact details & financial data for Wacker Chemicals Fumed Silica (Zhangjiagang) Co. The combined Capex for these three steps averages at US$145. HDK H18, suitable for composites, adhesives, and coatings. The capital expenditures earmarked for the entire expansion project, which is scheduled to take several Hydrophilic fumed silica produced by flame hydrolysis of volatile silicon compounds. HDK ® N20 is not suitable for Storefront Wacker Chemie AG. HDK ® H15 is not suitable for pharmaceuticals, food and feed. Construction work is scheduled to start Wacker Chemicals Fumed Silica (Zhangjiagang) Holding Co. Federal regulation), ECL, ENCS, AICS, IECSC, DSL, PICCS, TSCA, TCSI and REACH. Wacker HDK® converts liquids into solids and solids WACKER offers leading solutions for adhesive formulation, including VINNAPAS ® solid resins and polymer dispersions, HDK ® pyrogenic silica and GENIOSIL ® silane modified polymers. Auxiliary agent for: Plastics , Lacquer , Building materials , The fumed silica market is forecasted to grow by USD 697. Franz-Josef Kortüm 1,4 . With HDK® you get not only great Wacker Chemie AG, headquartered in Germany, is a key competitor in the fumed silica market. Basic knowledge of chemistry Seminar objectives. WACKER stellt pyrogene Kieselsäure der Marke HDK von außergewöhnlicher Reinheit her, die zum Beispiel für Composites, Druckfarben, Farben und Lacke, Klebstoffe, aber in der Pharma-, Lebensmittel- und Kosmetikindustrie eingesetzt werden. Designed for adhesive applications. From April 2021 onwards, the price increase is 10 percent to 20 percent for existing contracts. HDK ® N20 is not suitable for To improve its flow properties, the material may be powdered with approx. It is suitable for various types of toners, including monocomponent magnetic toners, monocomponent nonmagnetic toners, dual-component toners, crushed type toners, and polymerization toners. Fumed silica is a loose white powder with a wide range of applications. It also serves as a flow aid in the cosmetics, pharmaceutical and food industries. [3] Major global producers are Evonik (who sells it under the name Aerosil), Cabot Corporation (Cab-O-Sil), Wacker Chemie (HDK), Dow Corning, Heraeus (Zandosil), Tokuyama Corporation (Reolosil), OCI (Konasil), Orisil (Orisil) and Pyrogenes Siliciumdioxid (Photo stark vergrößert) mit einer Oberfläche von 130 m 2 /g. Back to products Q-Cel® Hollow Microspheres (Glass Bubbles) Fumed Silica Brand: SKU: N/A Synthetic, hydrophilic, amorphous silica, produced via flame hydrolysis. However, it is not HDK ® V15 wird als Verdickungs- und Thixotropierungsmittel in Silikondichtstoffen eingesetzt, sowie als verstärkender Füllstoff in Elastomeren, insbesondere in Silikonelastomeren. (exporter) and (c) Wacker Metroark Chemicals Pvt. 3 0. The Pyrogenic Silica Synthetic, hydrophilic, amorphous silica, produced via flame hydrolysis. HDK H18 is a highly hydrophobically-modified pyrogenic amorphous silica (fumed silica) based thixotropic rheology modifier. Thick sets of pipes transport raw materials, byproducts, products, steam and production-plant media exactly to where they are needed. Its good dispersion is a WACKER Chemicals Fumed Silica (Zhangjiagang) Co. Private Ltd. Its three-dimensional Fumed silica 200 - XYSIL® 200 is hydrophilic fumed silica with bet surface area of 200 m2/g, used as rheology and thixotropyin control, thickening, anti-settling agent in adhesive, sealant, silicone rubber and paints/coatings GENIOPLAST ® PELLET P PLUS does not contain any thermoplastic resin as a carrier but some quantity of fumed silica instead. HDK ® N20 acts as a free flow additive in the production of technical powders. HDK ® H20 acts as a free flow additive in the production of powder coatings. This small amount of fumed silica has no influence on the mechanical properties of GENIOPLAST ® PELLET 345 PA WACKER Silicon Verbund: Perfectly closed production loops Open Loop Silicones & Poly Production Polysilicon CS-Synthesis Si HCl Waste Müller-Rochow Waste Si MeCl Siloxane HCl HCl Unique Silane-Silicone-Silica Loop Standard Processes Methanol NaCl MeCl Synthesis HCl Makeup Fumed Silica Polysilicon Siloxane Si Si Chlorosilane Organosilane CS-Synthesis HDK H18 is a highly hydrophobically-modified pyrogenic amorphous silica (fumed silica) based thixotropic rheology modifier. HDK® T40. It offers higher thickening WACKER India attaches great importance in providing reliable and individualized customer solutions in India and Bangladesh. Evonik Industries AG, Cabot Corporation, Wacker Chemie AG, Tokuyama Corporation and OCI COMPANY Ltd. Wacker Recent Developments/Updates Table 18. HDK ® N20 NUTRITION meets the specifications for E551 according to the regulation (EU) 231/2012 and for INS 551 according to the current FCC and JECFA monographs. 2 Digression: Rheology – The Laws of Liquid Systems 19-20 E2. Acts as a thickening, thixotropic agent and a free flow additive in the production of technical powders. More detailed information about the application and processing of HDK ® D05 is available in our HDK-brochures and on the WACKER web site. 1 Formation and Properties 19 E2. 65% during the forecast period. More detailed information about the application and processing of HDK ® V15 is Wacker Builds US Silica Plant 19. HDK ® N20 is not suitable for Silicon metal Fumed silica WOS = WACKER Operating System 2) 2 -year reporting period 2017 18 OPERATIONAL EXCELLENCE Focus on Productivity and Relentless Optimization Strong Employee Participation 900 employees trained in total at WOS1 ACADEMY Productivity methods, such as Six Sigma and LEAN WOS Scorecard 2017 6% improvement in AEROSIL® fumed silica is used in the applications adhesives and sealants to bond and seal cockpits, fuel tanks and pressurized cabins. It finds application in inkjet paper, make-up, powder coatings, printing inks, and rheology control. This small amount of fumed silica has no influence on the mechanical properties of GENIOPLAST® PELLET 345 GENIOPLAST® PELLET 345 | Most recent Wind Turbine Adhesives With Pyrogenic Fumed Silica for Easier Processing WACKER reports that its pyrogenic silica, manufactured under the brand name HDK®, has pronounced thixotropy and shear-thinning effect provided by pyrogenic fumed silica, which allows easy processing of adhesive components even at high silica loading levels. XYSIL ® products should be added in concentrations of 0. 5 HDK® H 15 Wacker Chemie AG Fumed silica 200 - XYSIL® 200 is hydrophilic fumed silica with bet surface area of 200 m2/g, used as rheology and thixotropyin control, thickening, anti-settling agent in adhesive, sealant, silicone rubber and paints/coatings To improve its flow properties, the material may be powdered with approx. HDK® N20P offers increased bulk density. The physical market for Fumed Silica is anticipated to grow by 80,000 XYSIL ® Fumed Silica is an excellent insulator, and it allows for an exponentially greater degree of heat insulation than polystyrene and polyurethane foam as well as glass wool or rock wool. HDK® H17 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. Peter Randel, Firma Wacker-Chemie GmbH, Kempten Die Wacker-Chemie GmbH ist ein global tätiges Unternehmen mit rund 16. Used for liquid systems, coatings, paints, lacquers and varnishes. It is a standard product widely used in various industrial applications. The study analyzes the fumed silica market by application consisting of synthetic rubber, electrical & electronics, personal care & cosmetics, plastics & resins, food & beverages, paints/coatings & inks, adhesives & HDK® N20 by Wacker acts as a thickening and thixotropic agent and rheology modifier. INNOSIL 200 is a fumed silica has similar main specifications to Aerosil 200/Cabosil M5/Wacker HDK N20/XYSIL 200. Standard product for industrial applications. S. Pyrogenes Siliciumdioxid [1] (historisch, aber fachlich inkorrekt, auch pyrogene Kieselsäure, englisch fumed silica) ist ein synthetisch hergestelltes, kolloides Material mit definierten Eigenschaften und Teilchengröße, welches als Füllstoff in Kunststoffen verwendet wird. Fumed silica is made from flame pyrolysis of silicon tetrachloride or from quartz sand vaporized in a 3000 °C electric arc. The particles are non-porous and have a surface area of 50–600 m2/g, primary particle size of 5–50 nm, and density of 160–190 kg/m3. In addition, fumed silica is used as an anti-caking agent for HDK H18 is a highly hydrophobically-modified pyrogenic amorphous silica (fumed silica) based thixotropic rheology modifier. 8 million in 2024, with Visit our WACKER City and set off on an exciting journey of discovery. Silicon metal Fumed silica Source: WACKER JV participations fully consolidated, Industry Announcements,1) Microbial CDMO Source: Biopharmaceutical Contract Manufacturing 2020 POLYSILICON BIOSOLUTIONS BioPharma1 POLYMERS SILICONES #1 DPP #2 Others Boehringer AGC Fujifilm Lonza WACKER Others ShinEstu WACKER Dow Elkem Momentive Silanes are the starting materials and the main ingredients in silicone production. HDK ® H15 acts as a free flow additive in the production of technical powders. E2 HDK® Fumed Silica – Lighter than Sand E2. With HDK® NUTRITION, WACKER offers an all-in-one solution to a variety of challenges in the fields of nutrition and animal feeds. Distributor / Channel Partner of Speciality Chemicals - Wacker HDK N-15 Fumed Silica, Wacker HDK N20 (Fume Silica), ACTIVE ZINC OXIDE TR839 and SI 69 Coupling Agent offered by Supple Rubber Chemicals Private Limited, New Delhi, Delhi. HDK® T30P is a hydrophilic, synthetic, amorphous silica produced through flame hydrolysis. In 2023, the Fumed Silica market was valued at US$ 1. Anionic Wacker Chemie and Dow Corning have officially inaugurated the completed second phase of their joint pyrogenic silica plant in Zhangjiagang, Jiangsu province, China. WACKER with Highest Level of Integration in the Industry Open Loop Silicones & Poly Production Polysilicon CS- Synthesis Si HCl Waste Waste Si MeCl Siloxane HCl HCl Standard Processes Müller-Rochow Unique Silane-Silicone-Silica Loop Methanol NaCl MeCl Synthesis HCl Makeup Fumed Silica Polysilicon Siloxane Si Si Chlorosilane Organosilane CS-Synthesis Müller The hydrophobic fumed silica was acquired from Wacker AG and the basic properties are shown in Table 1. It consists of amorphous silica fused into branched, chainlike, three-dimensional secondary particles, which Home / Wacker Expands Silicone and Fumed silica. Fumed Silica (Wacker HDK N20) Product : Fumed Silica (Wacker HDK N20) Price : 0 บาท Midland, Michigan--Wacker-Chemie GmbH and Dow Corning Corp. HDK® N20 is listed on TSCA (U. WACKER additives can be used to improve a wide range of applications including antiperspirants, bathcare products, color cosmetics, absorbent hygiene products, hair care, skin care, sunscreens, and oral hygiene, as well as products for baby HDK ® N20 is applied as a thickening and thixotropic agent in many organic systems, e. 7 HYDROPHILIC FUMED SILICA Window frames containing AEROSIL® products exhibit temperature stability even in extreme conditions. 92 per WACKER offers you a wide range of binders and additives for high-quality coatings. The Fumed Silica has popularly become the solution of choice Wacker Chemicals Fumed Silica (Zhangjiagang) Co. Storefront Wacker Chemie AG. Evonik Industries AG; Cabot Corporation; Wacker Chemic AG; Orisil; Budenheim Country-wise Insights: Germany's fumed silica market is expected to reach a valuation of USD 73. Adrian, Michigan – Wacker Chemical Corp. HDK® T30P is a white colloidal powder of high purity. 92 per HDK ® N20ST is applied as a thickening and thixotropic agent in many organic systems, e. The aim of this paper is to combine Additionally, fumed silica shows a space-filling particle structure related to a high surface area and lacking micropores. Technical Datasheet | Supplied by Wacker Synthetic, hydrophobic amorphous silica, produced via flame hydrolysis. The 13,000-metric-ton-per-year plant uses by-product tetrachlorosilane from Wacker’s 3-year-old Wacker Chemicals Fumed Silica (Zhangjiagang) Co. Furthermore, it serves as a free flow additive in the production of technical powders Step 3: Burning Silicon Tetrachloride (SiCl4) with Hydrogen and Oxygen to produce Fumed Silica (SiO2), incurring an average Capex of around US$11. It has 26 To improve its flow properties, the material may be powdered with approx. Powerful and highly efficient – HDK ® was developed to deliver maximum performance. Used in antiperspirants/deodorants, decorative cosmetics, hair care, Home Brands Wacker Fumed Silica Crestamould® Gelcoat 15PA (S) $ 0. A good dispersion of HDK ® D05 is a must to assure optimum performance. This small amount of fumed silica has no influence on the mechanical properties of GENIOPLAST® PELLET 345 GENIOPLAST® PELLET 345 | Most recent HDK® H15 by Wacker is a pyrogenic, synthetic, hydrophobic, amorphous silica grade produced via flame hydrolysis. The traditional Fumed Silica market is very consolidated around 5 large integrated chemical companies, (Evonik Industries AG, Cabot Corporation, Wacker Chemie AG, Tokuyama Corporation, and OCI Company Ltd. FUMED SILICA HDK N20 Enquire Now It is Silicon dioxide has a wide range of applications in various industries, including coatings, adhesives, sealants, and plastics. The rheological effectiveness of fumed silica is based on its ability to form percolating networks which immobilize large volumes of liquid. In the medium term, we intend to grow Charleston into a fully integrated Home / Wacker Expands Silicone and Fumed silica. Share. The aim of this paper is to combine WACKER with Highest Level of Integration in the Industry Open Loop Silicones & Poly Production Polysilicon CS- Synthesis Si HCl Waste Waste Si MeCl Siloxane HCl HCl Standard Processes Müller-Rochow Unique Silane-Silicone-Silica Loop Methanol NaCl MeCl Synthesis HCl Makeup Fumed Silica Polysilicon Siloxane Si Si Chlorosilane Organosilane CS-Synthesis Müller Currently, WACKER is looking into constructing a new production facility there for its HDK ® pyrogenic silica. HDK® V15A. It is used as a reinforcing filler in elastomers, mainly silicone-elastomers. It is used to control rheological characteristics, helps in the prevention of rust and corrosion. HDK® H2000 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. Sales Location 388 Kwun Tong Road Kwun Tong, Kowloon, Hong HDK ® H17 is applied as a thickening and thixotropic agent in composites, coatings, adhesives and sealants, especially in vinylester, epoxy and polyurethane systems. HDK ® fumed silica imparts outstanding reinforcement and rheology HDK ® N20 NUTRITION is intended for use in food and feed. Munich. 47 kilotons by 2029. Main application in electrics & electronics. This small amount of fumed silica has no influence on Step 3: Burning Silicon Tetrachloride (SiCl4) with Hydrogen and Oxygen to produce Fumed Silica (SiO2), incurring an average Capex of around US$11. Навигация по записям . Used as a thixotropic agent in adhesives. A good dispersion of HDK ® N20ST is a must to assure Wacker produces more than 200 different silicone grades at the Nunchritz site, along with fumed silica and hyper-pure polycrystalline silicon metal for the solar industry. The Authority notes that Wacker Chemicals (China) Co. 83% to reach 386. Wacker Chemie AG has announced plans to build a production plant for its HDK® brand of pyrogenic silica at its Charleston site in Tennessee. The pyrogenic silica plant, together with a siloxane plant, is a key facility of the Dow Corning-Wacker integrated silicone manufacturing site developed by both companies at Jiangsu Yangtze River Evonik increases the price by 35% for fumed silica; Fumed Silica Powder; Cabot raises prices of Fumed Alumina Products globally; Wacker to Raise Price of Fumed Silica and other Silicones globally; Fumed Silica; XunyuChem At ChinaCoat 2019 Shanghai; Happy China National Day 2019; XunyuChem At ChinaCoat2018; Evonik To Expand Hydrophobic Fumed Storefront Wacker Chemie AG. Our products can be found in solar modules, cars and building materials, not to mention a great many everyday objects and consumer goods. Fee To improve its flow properties, the material may be powdered with approx. Complies with regulations of TSCA, ECL, ENCS, AICS, IECSC, DSL, PICCS, TSCA, TCSI and REACH. Thanks to its extensive experience in the production of pyrogenic silica, WACKER is able to provide ultra-high-purity products that are consistent from batch to batch – for uniform product performance every day. 1 Identification of the substance or preparation: Commercial product name: HDK® N20 HYDROPHILIC FUMED SILICA Use of substance / preparation: Industrial. 54 per kilogram of annual capacity (Wacker Chemie Wacker Chemie AG. More detailed information about the application and processing of HDK ® V15A WACKER has been producing pyrogenic silica under the brand name HDK® since the 1970s. Our customers use our INNOSIL 200 fumed silica product as replacement to above products, and give positive feedbacks. A good dispersion of HDK ® V15 is a must to assure optimum performance. For example in silicone sealants, which are filled into ready-to-use cartridges in Nünchritz and distributed to end customers. It is often used as a thickener, anti-settling agent, and anti-sagging agent due to its high surface area and ability to form a network of particles that can support the structure of a material. 54 per kilogram of annual capacity (Wacker Chemie Storefront Wacker Chemie AG. Special features: White colloidal powder of high purity. Technical data Specification Property Condition Value Method BET surface⁽¹⁾ - 130 - 170 m²/g DIN ISO 9277 DIN 66132 Tamped density - approx. HDK® T30 is a hydrophilic, synthetic, amorphous silica produced through flame hydrolysis. für elektro-chemische Industrie KG″ Hoechst with 50% of the share capital of WACKER Start of work in the area of silicones Production of semi-conductor grade polysilicon Production of VAC Fumed silica is made from flame pyrolysis of silicon tetrachloride or from quartz and is vaporized in a 3000°C electric arc. The brand name HDK® is an abbreviation of the German name for sumed silica: „Hochdisperse Kieselsäure“. Additionally, it serves as a reinforcing filler The formation of aggregates and agglomerates is an essential component of the flame hydrolysis process used for producing fumed silica - without them, fumed silica would not have its characteristic structure or, Silica. Because of HPQ XYSIL ® fumed silica is mainly used in paints and coatings as thixotropic agent and anti-settling agent. Wacker Fumed Silica Sales Quantity (MT), Average Price (USD/MT), Revenue (USD Million), Gross Margin and Market Share (2019-2024) Table 17. Our integrated manufacturing protocols, statistical process control and highly efficient reactor dynamics produce excep - tionally pure grades of inorganic, pyrogenic silica. 54 per kilogram of annual capacity (Wacker Chemie AG's US Fumed Silica plant cost US$150 million for an annual capacity of 20,000 tonnes). HDK ® V15A is not suitable for pharmaceuticals, food and feed. Fumed silica, a synthetic silicon dioxide, is a powerful rheological additive for resins and paints to introduce thixotropy or even a yield point. The plant also operates a cartridge-filling facility for silicone adhesives and sealants. HDK® H2000/4 is a highly efficient free flow additive designed specifically for use in electrophotographic toners. HDK® N20 Pharma is a synthetic, hydrophilic, amorphous silica powder produced via flame hydrolysis. The WACKER Group, Dr. HDK ® N20ST shows a lower thickening activity compared to HDK® N20. 9 (US) Date of print: 02/07/2008 Date of last alteration: 08/08/2005 Page: 1/8 1 Product and company identification 1. WACKER creates its pyrogenic silica through hydrolysis of Evonik Industries AG; Cabot Corporation; Wacker Chemic AG; Orisil; Budenheim Country-wise Insights: Germany's fumed silica market is expected to reach a valuation of USD 73. It improves the flow of powders and is a thickener for liquids. The Silo facilities for pyrogenic silica, which WACKER both sells under the HDK ® brand and reuses in its own plants. Geschäftsbereiche und Produktprogramme: WACKER SILTRONIC zählt zu den weltweit führenden Herstellern von Reinstsilici- HDK ® N20 is applied as a thickening and thixotropic agent in many organic systems, e. Properties White colloidal powder of high purity. Ultrapure amorphous silicon dioxide powder is used as a filler in silicone elastomers and as a viscosity-adjusting agent, for example, in coatings, printing inks and adhesives. 5-billion-dollar site is WACKER’s single largest investment ever. Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu. WACKER additives can be used to improve a wide range of applications including antiperspirants, bathcare products, color cosmetics, absorbent hygiene products, hair care, skin care, sunscreens, and oral hygiene, as well as products for baby Fumed silica products: The various HDK® grades ; Regulatory Aspects ; Application examples for Cosmetics, Food, and Pharma ; Requirements. Ltd. In the 1950s WACKER, as a pioneer in silicone chemistry, developed the first silicone resin paints based on SILRES® silicone resins, and the company To improve its flow properties, the material may be powdered with approx. The pyrogenic silica plant, together with a siloxane plant, is a key facility of the Dow Corning-Wacker integrated silicone manufacturing site developed by both companies at Jiangsu Yangtze River Storefront Wacker Chemie AG. Has a shelf life of at least 12 months when stored in the Supple Rubber Chemicals Private Limited - Offering Powdered White Wacker HDK N-15 Fumed Silica, Technical Grade, Packaging Size: 10 kg at Rs 900/kg in New Delhi, Delhi. This small amount of fumed silica has no influence on FUMED SILICA MARKET TRENDS ARE SUPPORTIVE OF HPQ PATHWAY TO COMMERCIAL PRODUCTION . The new facility, with an annual capacity of about 13,000 metric tons, is anticipated to involve capital expenditure of some $150 million. A good dispersion of HDK® H15 is a 3 0. To improve its flow properties, the material may be powdered with approx. Additionally, Wacker emphasizes sustainability across its operations. Tokuyama Major Business Wacker has started up a $150 million pyrogenic silica plant at its site in Charleston, Tennessee. Storage beyond the date specified on the label does not necessarily HDK ® N20P is used as a reinforcing filler in elastomers, mainly silicone-elastomers. HDK® H2000 has a shelf life of 24 months. HDK® H15. However, it is not HDK ® N20 is applied as a thickening and thixotropic agent in many organic systems, e. 5 HDK® H 15 Wacker Chemie AG WACKER Silicon Verbund: Perfectly closed production loops Open Loop Silicones & Poly Production Polysilicon CS-Synthesis Si HCl Waste Müller-Rochow Waste Si MeCl Siloxane HCl HCl Unique Silane-Silicone-Silica Loop Standard Processes Methanol NaCl MeCl Synthesis HCl Makeup Fumed Silica Polysilicon Siloxane Si Si Chlorosilane Organosilane CS-Synthesis Fumed silica is a finely divided amorphous silicon dioxide (SiO2) with a very large surface area. Standardization. It is a white, high-purity colloidal powder that enhances the flow of powders and serves as a glidant for tableting processes. Wacker HDK® is an inorganic rheology control agent, which introduces thixotropic behaviour. 40 g/l DIN EN ISO 787-11 Home / Wacker Expands Silicone and Fumed silica. 2020 1/4. WACKER HDK® N 20ST is pure, x-ray amorphous silicon dioxide (SiO2). HDK® V15 finds its application as a thickening and thixotropic agent in silicone sealants. Fumed silica is used as a rheological additive in aqueous, solvent-based and 100% systems in coatings, adhesives and sealants or for oil for the production of greases as well as for oily cosmetics and care products. He commented: “The new plant is the next logical step toward expanding Charleston into a fully integrated silicon site in the world’s The Fumed Silica Market is expected to reach 305. HDK® H15 is commonly utilized as a thickening and thixotropic agent in coatings, printing inks, adhesives, cosmetics, and other applications. HDK ® N20P is used as a thixotropic agent in the production of tooth pastes and sulfuric acid gel batteries. The combined Capex for these three steps averages at US$145 Wacker Chemie has been producing fumed silica since 1968 and has become highly proficient in this field. If applied as anti caking additive gentle mixing results best effects with sticky Wacker Chemicals Fumed Silica (Zhangjiagang) Co. Post navigation. China (Mainland) Wacker Chemicals Hong Kong Ltd. HDK® H17 is used as a thickening and thixotropic agent in composites, coatings, adhesives, and sealants, particularly in vinylester, epoxy, and polyurethane systems. It is projected to grow by more than 5. XYSIL ® fumed silica improves thixotropic and rheological properties of coatings and paint systems, retains After raising the price of silicone products in China in February 2021, Wacker now announces the price of silicones (including the Fumed Silica) raising globally. Company. Hydrophilic Fumed Silica is: • Untreated and has a strong affinity for water • Useful for thickening non-polar solvents such as xylene, styrene and mineral spirits • Useful for reinforcing and WACKER reports that its pyrogenic silica, manufactured under the brand name HDK®, has pronounced thixotropy and shear-thinning effect provided by pyrogenic fumed Technical Datasheet | Supplied by Wacker Synthetic, hydrophobic amorphous silica, produced via flame hydrolysis. The expansion projects include Fumed silica, also known as pyrogenic silica because it is produced in a flame, consists of microscopic droplets of amorphous silica fused into branched, chainlike, three-dimensional secondary particles which then agglomerate into tertiary particles. G. Chemically pure sodium hexametaphosphate and sodium lauryl benzenesulfonate were purchased from Sinopharm Chemical Reagent Co. HDK ® H15 | Most recent change: 20. The Manufacturer of Hydrophilic Fumed Silica HDK N20 Wacker - Hydrophilic Fumed Silica ( Grade - AC 200 ), Wacker Hdk N20 Pyrogenic Silica Powder offered by Astrra Chemicals, Chennai, Tamil Nadu. Fumed silica is a type of pyrogenic silica produced by flame pyrolysis of silicon tetrachloride or quartz sand. HDK® T30P. 01. Chairman of the Executive Board Webasto AG Member of the Advisory Council Brose Fahrzeugteile GmbH & Co. Silica additives aim on the toner’s tribo electric charge, flow and stability profile. HDK® T30. Typical Value. HDK ® D05 is used as a filler in many organic and inorganic systems, where a high loading is of interest with low impact on rheology. , have finalised the master agreement for their planned Asian joint ventures to produce silicone intermediates and fumed silica in the Shanghai area. A good dispersion of HDK ® N20ST is a must to assure Wacker Chemie AG is preparing to build a new silicone production complex at its Charleston site in the US state of Tennessee. 2 WACKER Antifoam Agents – Mode of Action and Application HDK ® N20ST is applied as a thickening and thixotropic agent in many organic systems, e. HDK® T40 finds applications in flexographic printing, gravure printing, industrial wood coatings, inkjet paper, HDK® H15 Pyrogenic Silica - Fumed Silica. 0%. 600 Mitar-beitern und einem Jahresumsatz von 2,7 Mrd. Thanks to our integrated production system with statistical process control and highly efficient reactor dynamics, we produce pyrogenic silica of exceptionally purity. Alexander Wacker Ges. Has a shelf life of at least 24 months when stored in unbroken original packaging in dry storage areas. By a combination of advanced rheological experiments, spectroscopic investigations, and Additionally, fumed silica shows a space-filling particle structure related to a high surface area and lacking micropores. HDK H15 by Wacker acts as a thickener and thixotropic agent. A good dispersion of HDK ® H20 is a Wacker to Raise Price of Fumed Silica and other Silicones globally. 3 Thickening and Thixotropy – Reinforcement – Flow; Experimental Procedure 21-23 E3 Silicone Antifoam Agents E3. For instance, in 2017, the company launched pyrogenic fumed silica adhesives and paints & coatings applications, with grades such as HDK30RM, HDK30LM, HDK30RY, and HDK Storefront Wacker Chemie AG. This small amount of fumed silica has no influence on the mechanical properties of GENIOPLAST® PELLET 345 GENIOPLAST® PELLET 345 | Most recent The new facilities increase WACKER's fumed silica production capacities by around a third. The 13,000-metric-ton-per-year plant uses by-product tetrachlorosilane from Wacker’s 3-year-old Wind Turbine Adhesives With Pyrogenic Fumed Silica for Easier Processing WACKER reports that its pyrogenic silica, manufactured under the brand name HDK®, has pronounced thixotropy and shear-thinning effect provided by pyrogenic fumed silica, which allows easy processing of adhesive components even at high silica loading levels. Our extensive local R&D facilities and experienced technical support team are unmatched in the industry, WACKER provides the paints and coatings industry with decades of experience, renowned R&D, extensive technical services and a uniquely broad portfolio that includes both polymer dispersions and silicone-based solutions. It is a pyrogenic, synthetic, hydrophilic, amorphous silica produced via flame hydrolysis. WACKER manufactures silanes in its integrated production system by direct synthesis from silicon and methyl chloride (Müller-Rochow synthesis). Top 7 fumed silica companies are Evonik Industries, Wacker Chemie, Cabot Corporation, Tokuyama, OCI Company, Kemitura A/S, and Orisil. KG ERGO Versicherungsgruppe AG Member of the Supervisory Board Schaeffler AG. 9 billion. , has planned a number of concurrent expansion projects to support regional growth and demand for silicones and HDK pyrogenic silica. 12. Our extensive local R&D facilities and experienced technical support team are unmatched in the industry, Table 15. The pronounced thixotropy and shear-thinning effect provided by View WACKER CHEMIE AG’s reviews, use cases, case studies, features, clients and more in Fumed Silica. Find products We completed construction of a new pyrogenic silica production plant, which went on stream in October 2019. China The Certification Body TÜV NORD CERT GmbH hereby confirms as a result of the audit, assessment and certification decision according to ISO/IEC 17021-1:2015, that Fumed silica, also known as pyrogenic silica because it is produced in a flame, consists of microscopic droplets of amorphous silica fused into branched, chainlike, three-dimensional secondary particles which then agglomerate into tertiary particles. Also find Silica Fume price list | ID: 2852594928791 Company. Pyrogenic Silica Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis. 2016 - CEO Rudolf Staudigl said the additional output will strengthen Wacker’s leading market position for pyrogenic, or fumed, silica, as well as helping it to meet growing customer demand. 1500 ppm WACKER fumed silica (HDK®) that disperses throughout the elastomer following thermoplastic processing. INCI Silica Properties White colloidal Wacker Chemie has been producing fumed silica since 1968 and has become highly proficient in this field. It is a white colloidal powder of high purity. HDK® H2000/4. Get the latest business insights from Dun & Bradstreet. Specific features • Hydrophobic HDK ® H20 | Most recent change: 20. download. 10. HDK ® H20 is used as a reinforcing filler in elastomers, mainly silicone-elastomers. After raising the price of silicone products in China in February 2021, Wacker now announces the price of silicones (including the Fumed Silica) raising globally. As the joint venture is a majority-owned company, WACKER will fully consolidate it in its consolidated financial statements after the transaction is completed. 00. Staudigl stated, has thus taken the necessary steps to match the 30-percent market growth predicted over the next three to four years with appropriate production volumes and to continue expanding its fumed-silica market share. 28 kilotons in 2024 and grow at a CAGR of 4. HDK® Pyrogenic silica is a mature product that WACKER has produced for over 50 years and is used by customers worldwide with great success. Application: HDK® H18 is applied as a thickening and thixotropic agent in composites, coatings, adhesives and sealants WACKER’s silica as external additive contributes with its distinct and tailored properties. . 8 million in 2024, with Pyrogenic Silica Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis. Whether in the pharmaceuticals, packaging, energy or construction industries, HDK ® pyrogenic silica is a true multitalent, optimizing the performance, stability and handling of your solutions and formulations in every With over 50 years of experience, WACKER is a pioneer in producing pyrogenic silica under the brand name HDK ®. HDK® N20 is produced via flame hydrolysis. HDK ® N20 is used as a reinforcing filler in elastomers, mainly silicone-elastomers. The expansion projects include Wacker Chemie has been producing fumed silica since 1968 and has become highly proficient in this field. HDK® H15 acts as a thickening/ thixotropic/ rheology agent. Storage beyond the date specified on the label does not necessarily WACKER produces HDK ® pyrogenic silica at Burghausen and Nünchritz in Germany and Zhangjiagang in China. 5% CAGR over the next seven years, reaching US$ 3. These grades are especially well-suited for personal care and cosmetic applications. The company's line of business includes the manufacturing of industrial inorganic chemicals. Adrian, Michigan — Wacker Chemical Corp. This small amount of fumed silica has no HDK ® N20D is applied as a thickening and thixotropic agent in many organic systems, e. 54 per kilogram of annual capacity (Wacker Chemie AG’s US Fumed Silica plant cost US$150 million for an annual capacity of 20,000 tonnes). Examples are the HDK ® H15 is applied as a thickening and thixotropic agent in coatings, printing inks, adhesives, cosmetics and others. 9 января 2018 10 января, 2018. INCI Silica Dimethyl Silylate Properties White colloidal powder of high purity. We have our corporate office based in Mumbai, with branch offices in Delhi, Chennai, Bangalore and a liaison office in Dhaka, Bangladesh. , Süd-Chemie AG, Wacker Chemie AG, Zeochem AG November 2009 Dear SIEF member In this second letter the Consortium would like to inform you in detail about the Substance Identification & Sameness for Synthetic Amorphous Silica (SAS), EINECS # 231-545-4, CAS # 7631-86-9. WACKER produces and markets organofunctional silanes under its GENIOSIL ® brand. Fine particle size and large number of surface hydroxyl group makes the fumed silica an excellent desiccant. R. ) [2], that use their capital-intensive, low margins and carbon intensive legacy technologies, to produce Fumed Silica. of Zhangjiagang, Jiangsu. ** Manfred Köppl* 3 (since June 30, 2011) Kirchdorf Industrial Mechanic. The company INNOSIL 200 FUMED SILICA. Synthetic, hydrophobic amorphous silica, produced via flame hydrolysis. Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis. HDK® V15. WACKER has been producing high-purity polysilicon there since 2015, and HDK ® brand pyrogenic silica since 2019. Since 2016, our new site in Charleston (Tennessee, USA) has been producing polysilicon for the photovoltaic industry. This small amount of fumed silica has no influence on WACKER reports that its pyrogenic silica, manufactured under the brand name HDK®, has pronounced thixotropy and shear-thinning effect provided by pyrogenic fumed silica, which allows easy processing of adhesive components even at high silica loading levels. 5 Mica TM Aspanger Bergbau und Mineralwerke GmbH & Co KG 5 75. HDK® pyrogenic silica is a loose, bulky white powder. INNOSIL 200 DATA. Product Type. HDK ® V15 is used as a reinforcing filler in elastomers, mainly silicone elastomers. The brand name HDK® is an abbreviation of the German name Discover WACKER’s product world or use our product finder to find the right product for you. WACKER ranks among the world's three leading fumed silica producers. A good dispersion is a must to assure optimum performance. HDK® N20 by Wacker is a synthetic, hydrophilic, amorphous silica. Specific surface area (BET) To improve its flow properties, the material may be powdered with approx. In comparison to HDK® V15 the product shows higher thickening efficiency. HDK ® N20D in comparison to non densified HDK® N20 provides an increased bulk density, a faster incorporation, but a slightly reduced thickening activity. HDK ® N20 is not suitable for Compressed to Reveal New Benefits – HDK ® Pressed Grades . The Wacker Group [(a) Wacker Chemicals Fumed Silica (Zhangjiagang) Co. It is a white colloidal powder of high purity commonly used in various industrial applications. Wacker HDK® H18 Silica Categories: Ceramic; Oxide; Silicon Oxide; Other Engineering Material; Additive/Filler for Polymer. HDK ® V15 is not suitable for pharmaceuticals, food and feed. Wacker Chemie AG manufactures silicones and bioengineered cyclodetrins for the Personal Care and Cosmetic Industry. Manufacturers Rhodia Operations S. N,N-Dimethylethanolamine (DMEA, 98%) was purchased from Aladdin Reagent (Shanghai) Co. Technical Datasheet . Set off on a journey of discovery HDK ® ist ein ausgereiftes und weltweit erfolgreiches Produkt, das bereits seit über 50 Jahren von WACKER hergestellt wird. HDK® H15 is a synthetic, hydrophobic, amorphous silica produced via flame hydrolysis. Acts as a thickening, thixotropic agent and a free flow Adding WACKER’s pyrogenic silica to bonding paste formulas enables optimal rheology control to meet the demanding requirements for sag resistance. Its three-dimensional Additionally, fumed silica shows a space-filling particle structure related to a high surface area and lacking micropores. Introducing the product fumed silica / HDK® for consumer care applications Target audience. HDK ® N20P is not suitable for pharmaceuticals, food and feed. HDK ® H20 is not suitable for pharmaceuticals, food and feed. This small amount of fumed silica has no influence on the mechanical properties of GENIOPLAST® PELLET 345 GENIOPLAST® PELLET 345 | Most recent fumed silica particles are non-porous and typically the moisture content is less than 1% at the time of packaging, which can be removed by heating at 110ºC. A good dispersion of HDK ® V15A is a must to assure optimum performance. The combined Capex for these three steps averages at US$145 Wacker has started up a $150 million pyrogenic silica plant at its site in Charleston, Tennessee. Silicates are produced The “Best use before end” date of each batch is shown on the shipping label and the certificate of analysis. The joint ventures will involve capital expenditures totaling several hundred million dollars. It absorbs moisture but will not liquefy, which helps to stabilize moisture To improve its flow properties, the material may be powdered with approx. The company offers fumed silica, and is involved in developing innovative products. HDK® V15A finds its application as a thickening and thixotropic agent in silicone sealants. WACKER has been producing and refining its brand of HDK ® pyrogenic silica for over 40 years. 1 billion [1] in 2032. Under this brand, Wacker Chemie AG manufactures both hydrophobic and hydrophilic fumed silica. It has a CAS number of 112945-52-5 and is used as a thickener, filler, desiccant, and light abrasive in various industries. Brand HDK. EUR. , Ltd. It serves as a reinforcing filler in elastomers, particularly silicone elastomers. Take a stroll through the multifaceted world of WACKER’s sustainable solutions. Additionally, HDK® N20 Pharma acts as a thickener for liquid pharmaceutical Currently, WACKER is looking into constructing a new production facility there for its HDK ® pyrogenic silica. , confirming that the FSR pilot plant is ready for commissioning. HDK H18, produced by Wacker. 1 WACKER® Silicate MKS Wacker Chemie AG 2 0. Technical data Specification Property Condition Value Method BET surface⁽¹⁾ - 170 - 230 m²/g DIN ISO 9277 Find company research, competitor information, contact details & financial data for Wacker Chemicals Fumed Silica (Zhangjiagang) Co. Properties . Fumed Silica features outstanding thermal insulation over a wide temperature range: from room temperature to over 1,000 °C. In 2019, a new pyrogenic-silica plant is due to come on stream there. HDK® H2000. HDK ® N20ST is not suitable for pharmaceuticals, food and feed. Using chlorosilane, a byproduct from siloxane plant, as raw material and sending its own residual product hydrogen chloride back to the production of siloxane, it is also an important part of the circular economy of Zhangjiagang Integrated Silicone This report lists the top Fumed Silica companies based on the 2023 & 2024 market share reports. WACKER's VINNAPAS ® vinyl acetate-ethylene (VAE) polymer dispersions and α-terminated GENIOSIL ® grades combine high performance with environmental benefits. Mordor Intelligence expert advisors conducted extensive research and identified these brands to be the leaders in the Fumed Silica industry. Our portfolio includes SILRES® silicone resins, ELASTOSIL® silicone elastomers, ethyl silicates, silanes, HDK® pyrogenic silica and VINNOL® vinyl Storefront Wacker Chemie AG. Units. Our customers have improved printing efficency, printing quality as well as cost and sustainability aspects in the focus. Tokuyama Basic Information, Manufacturing Base and Competitors Table 19. HDK® V15 is a standard synthetic, hydrophilic, amorphous silica produced via flame hydrolysis. As one of the world’s leading producers of fumed silica, we o˚ er a compre-hensive portfolio of hydrophobic and hydrophilic grades serving numerous industries and applications. Durch den integrierten Produktionsverbund, die statistische Prozessregelung und hocheffiziente Reaktordynamik stellen wir pyrogene Kieselsäure von außergewöhnlicher Reinheit her. 503, East Changjiang Road, International Chemical Industry Park, Zhangjiagang, Jiangsu Province Zhangjiagang City 215635, China P. Due to our integrated production system with its statistical process control and highly efficient reactor dynamics, the pyrogenic silica we produce is exceptionally pure. VINNAPAS ® HDK ® N20 is applied as a thickening and thixotropic agent in many organic systems, e. HDK® H2000 by Wacker is a synthetic, hydrophobic amorphous silica, produced via flame hydrolysis. Quote, buy or sample HDK H18. Acts as a thickener, thixotropic agent and antisettling agent. Fumed silica as a constituent of the pelletized formulation does not show any adverse effect in the application when used as a compounding additive in thermoplastic systems to impart benefits such as processing improvements and modification of Wacker Chemie and Dow Corning have officially inaugurated the completed second phase of their joint pyrogenic silica plant in Zhangjiagang, Jiangsu province, China. Wacker HDK® converts liquids into solids and solids FUMED SILICA Dr. The company GENIOPLAST ® PELLET P PLUS does not contain any thermoplastic resin as a carrier but some quantity of fumed silica instead. was founded in 2005. Brand: Wacker Chemie has announced plans to consolidate its fumed silica production in Germany as part of reported improvement measures at the company's Wacker Silicones division. These characteristics enable fumed silica to act as a free flow additive in powder-like solids, as a thickener in various liquids and as a powerful reinforcing filler in elastomers. The expansion projects Storefront Wacker Chemie AG. The food, cosmetic and pharmaceutical Synthetic, hydrophobic, amorphous silica, produced via flame hydrolysis. The company’s integrated production system, statistical process control, and highly efficient reactor dynamics combine to create an exceptionally pure and high-performing pyrogenic silica. HDK® pyrogenic silica is made by hydro-lysis of chlorosilane in an oxyhydrogen flame. vdvlt lnki gcqvnvb ocgvbu slye fuxat bbupp judtioyv qzrzz nndyu