(kŏl`oid) [Gr.,=gluelike], a mixture in which one substance is divided into minute particles (called colloidal particles) and dispersed throughout a second substance. In one embodiment, the dispersing agent is believed to be a stabilizing component in the final catalyst or nanoparticle material. Inert mineral compound such as clays, bentonites, diatomaceous, colloidal silica, kaolin, etc. Sorbitol monooleate (Span 80) Dispersing agent. It appears that the fibers of the dispersing medium form a complex three-dimensional network, the interstices being filled with the liquid medium or a dilute solution of the dispersing medium. Sodium polyacrylate (PAA) (Dispex) is also a common dispersing agent. Results and Discussion Aerosil R 972 could convert light mineral oil and Luvitol EHO® into gel at concentrations of 7 and 10% by weight, respectively. 421552, obtained from the Sigma-Aldrich Company is 30% v/v aqueous suspension as received. It is acts as a dispersing agent. The above is the search results for Chinese Dispersing Agent, click for more recommended manufacturers & suppliers listings such as chemical auxiliary, chemical, chemical agent. in tabletting, by reducing the angle of repose of bulk powder. fused silica, microsilica, non-RCF fibre, dispersing agent and colloidal silica. Dispersing agents change the potential of interactions by adsorption on the surface of the active ingredient particle, avoiding re agglomeration or flocculation (steric and electrostatic stabilization). Hydrophobic suppository base. Given the long history of human use of these minerals, they are generally considered to be safe. A-130. All these chemicals are available in varying viscosity, volumes, dilution levels, grades and other … colloidal glass or a solid-like microcrystalline state was observed at =25°C and !=30°C when the concentration increased to !≥0.20. Specifically, they have prepared stable colloidal silica (~10 nm) dispersed in methylethylketone with a high solid content up to 45 vol.% via the coupling agent, hexyltrimethoxysilane (Iijima et al. of dispersing agent are parameters that can be manipu-lated to maintain colloid stability. Dispersing Agent; Overview. Since the SiO2 in the silica sol contains a large amount of water and hydroxyl groups, the silica sol can also be expressed as SiO2.nH2O. Buy Waterproof Paper Chemicals (Colloidal Silica) from QINGDAO JIERUIXIN MACHINERY & TECHNOLOGY with minimum order quantity 1 Ton. Mixture of alkyl polyglycolethers and hydrotrope solvents. Whether or not these subunits are joined together depends on the conditions of polymerization. REMET’S® 2-ethylhexanol is used as a defoamer for colloidal silica based primary slurries. This work demonstrates a novel, quick and relatively cheap method of freeze/thaw to test the stability of silica colloids against very strong forces toward aggregation. Colloidal silicon dioxide is also used as an adsorbent dispersing agent for liquids in powders. (5) Winkler, H. C., Suter, M., & Naegeli, H. Critical review of the safety assessment of nano-structured silica additives in food. Organically modified Colloidal Silica 1 1、Product introduction This series of products adopts special technology to graft the organic materials of nano-silica particles with special functional groups, which is a kind of nano scale materials of organic and inorganic polymerization. It is used as a free-flow agent to assist powder flow, e.g. Ltd.. This study utilized hydrophobic colloidal silicon dioxide, aerosil R 972, as gelling agent in non-aqueous systems. A-300. * Absorbent * Colloidal silica is used in concrete densifiers and polished concrete. Sodium polyacrylate (PAA) (Dispex) is also a common dispersing agent. It is shown in figure 4 that pH decreases as … However, there is still no report concerning preparation and stability of colloidal silica in an almost dispersant-free state. It appears that the fibers of the dispersing medium form a complex three-dimensional network, the interstices being filled with the liquid medium or a dilute solution of the dispersing medium. Silica sol is a colloidal solution of low viscosity, good dispersion, can be fully immersed in the filling of solid, especially the porous material, and make its surface smooth. Levasil® 50/80 by Nouryon is a sodium or ammonia-based anionic colloidal silica. * Liquid silicon dioxide (colloidal silica) is used as a wine and juice fining agent . The above is the search results for Chinese Dispersing Agent, click for more recommended manufacturers & suppliers listings such as chemical auxiliary, chemical, chemical agent. The subunits of colloidal silica particles are typically in the range of 1 to 5 nm. Dioctyl Sulfosuccinate is one of the best surface tension reducers on the market. Alkane chains of surfactant molecules (used in the synthesis as the templating molecules) act as a dispersing agent along the channel. ... Zinc Pyrion™ can be used as an antimicrobial agent in the plastics industry to safely protect against microorganisms. Product Id 1209424. The rate at ... • Free from crystalline silica figure 1. No matter what it’s used for, the fluffy white powder is inconspicuous but very effective. Moreover, silica is used as a thickening agent for rubber and silicone in pacifiers and shoe soles, for example, and it’s also employed as an abrasive. The dye molecules are well dispersed within each cylinder. For example, the dispersing agent can provide a desirable anchoring effect of the particle to a support which prevents migration and agglomeration of nanoparticles, even under relatively severe operating conditions. A-100. It is an aqueous dispersion containing discrete amorphous silica … To understand the important factors that dominate colloidal stability in ionic liquids (ILs), rheology of the dispersions of hydrophilic and hydrophobic silica nanoparticles were investigated in ILs with different ionic structures. 2. At 25 % solids concentration in water, these will remain free flowing for up to 1 year. Levasil® 300/30 is a sodium or ammonia anionic colloidal silica by Nouryon. Abstract: Colloidal silicon dioxide (Aerosil) is fumed silica that has been used as gelling agents, thickening agents and filling agents. The coating cement has a temperature rating of 2300℉ (1260℃). Dispersing agent NNO is widely used in many ways, so choosing the right dispersing agent NNO is important. 4. in tabletting, by reducing the angle of repose of bulk powder. Experimental 2.1. This finding provides an effective way to prepare stronger and light-weight STFs. silica colloidal casting, Wholesale Various High Quality silica colloidal casting Products from Global Sodium Tripolyphosphate Suppliers and silica colloidal casting Factory,Importer,Exporter at … In this study, monodispersed silica nanoparticles … In manufacturing Quantum dots, small semi-conductors used in various scientific research settings Absorbent; Colloidal silica is used in concrete densifiers and polished concrete. colloidal dispersions of silica particles under extreme conditions (low pH, high ionic strength) has been investigated. Surfactant – used for flocculating, coagulating, dispersing, stabilizing etc. Suspending agent. 2007a, b). Surface area, pore volume, pore size and particle size are independently controllable to some extent. No matter what it’s used for, the fluffy white powder is inconspicuous but very effective. Absorbent; Colloidal silica is used in concrete densifiers and polished concrete. CSX: This liquefiable CS variant consists of 1 percent CS1 and 99 percent trioctylphosphite (a stabilizing agent). Colloidal silicic acid is found in almost all industrial sectors. Liquid silicon dioxide (colloidal silica) is used as a wine and juice fining agent. 2007a, b). Benzopal S/4500. the preparation of silica nanoparticles by the Stöber method. Condensation methods: that is, growth from smaller units, such as molecules or ions. abrasive, cosmetics, sunscreens, and also as a dispersing agent food additive. Levasil CC151, Colloidal silica, CAS 1239225-81-0, Anionic particles silane modified, Levasil CC151 is an alkaline, aqueous dispersion of colloidal silica that is approximately 15% solids by weight. In this review, principles of dispersing and controlling powders for suspension-based 3D printing are summarized. Particularly suggest for sheep tripe degreasing. At intermediate volume fraction solid phase, both states were coexisting. Given the long history of human use of these minerals, they are generally considered to be safe. The dispersion of hydrophilic silica nanoparticles in [BF4] anion-based ILs and in an IL containing a hydroxyl … It is a good adhesive. Sodium hexametaphosphate, or sodium polyphosphate (Calgon) is a suitable dispersing agent for most inorganic materials. Surfactant – used for flocculating, coagulating, dispersing, stabilizing etc. It has good abrasion resistance. The copper phthalocyanine molecule has been modified by the addition of polymeric chains to give a particularly effective dispersing agent for copper phthalocyanine pigments. It was found that the surfactant stabi The suitability of the new polymer for use in high ... reported that these chemicals effectively remove both soluble and colloidal silica.3 In addition, the amount of hydroxide required for removing silica increases but not in direct proportion with ... silica-silicate dispersing activity. Dispersing agents belong to mainly formaldehyde condensates of either of naphthalene sulphonic acid, cresol, 1-naphthol 6-sulphonic acids, fatty alcoholethylene oxide condensate, alkyl aryl sulphonates or lignin sulphonates – the condensate of naphthalene sulphonic acid is … Colloidal silicon dioxide is frequently added to suppository formulations containing lipophilic excipients to increase viscosity, prevent sedimentation during molding, and decrease the release rate. * Surfactant – used for flocculating , coagulating , dispersing , stabilizing etc. Dispersing Polymers; Overview. However, there is still no report concerning preparation and stability of colloidal silica in an almost … Colloidal dispersion → a system in which particles of colloidal dimension (typically between 1 nm and 1 μm) are distributed uniformly throughout a liquid. Sodium stearate. A-150. Surface coating - Surface coating - Dispersing agents: In order to provide optimal performance, pigment particles must act independently of each other in the coating film and thus must remain well dispersed throughout manufacture, storage, application, and film formation. Thanks to consistent particle size and charge, colloidal silica is an ideal dispersing agent in a number of applications. Suspending agent. Colloidal silicas are suspensions of fine amorphous, nonporous, and typically spherical silica particles in a liquid phase. colloidal glass or a solid-like microcrystalline state was observed at =25°C and !=30°C when the concentration increased to !≥0.20. silica is confirmed by tracing the localization of the colloidal silica nanoparticles at the oil–water interface, ... One of the most commonly used stabilizing agent in Pick-ering emulsions is silica, which is a biocompatible, low-cost ... Dispersing the silica The distribution device 8 can be manufactured from the same family of raw materials as stated, i.e. 3. Colloidal & Composite Silicas. Silica Sol. ⓘ Colloidal silica. Sodium hexametaphosphate, or sodium polyphosphate (Calgon) is a suitable dispersing agent for most inorganic materials. A new kind of self-dispersing silica nanoparticle was prepared and used to enhance oil recovery in spontaneous imbibition tests of low-permeability cores. For example, paint pigments are produced by dispersing large particles by grinding in special mills. in tabletting, by reducing the angle of repose of bulk powder. Mixture of alcohols ethoxilated and polyvinylpyrrolidone. It is used as a free-flow agent to assist powder flow, e.g. [22] successfully fabricated a non-close packed photonic crystal microsphere by photo-polymerizing ethoxylated trimethylolpropane triacrylate (ETPTA) resin droplets containing Colloidal silica particles act as a physical spacer, preventing re-agglomeration and help keep the dispersed material separated by adsorbing on the surface. Check out our LUDOX® colloidal silica selector guide to explore the broad functionality of this product and find the grade that is right for your application. JY-350 leveling agent for coating and paint with better dispersing ability as BYK333 Changzhou Juyou New Material Tech Co., Ltd. ANTI-CACKING AGENTS. All these chemicals are available in varying viscosity, volumes, dilution levels, grades and other specifications. In our range, we have chemicals like Microtec Flocculating Agent, Calcium Nitrate, Potassium Nitrate, Sodium Acetate, Calcium Acetate, Tile Polishing Chemicals, Deicing Chemical, Binding Agent and Colloidal Silica. Colloidal dispersion → a system in which particles of colloidal dimension (typically between 1 nm and 1 μm) are distributed uniformly throughout a liquid. The copper phthalocyanine molecule has been modified by the addition of polymeric chains to give a particularly effective dispersing agent for copper phthalocyanine pigments. aggregates before the mix with NC, a better interaction Colloidal silica is well known as a technical agent in between the two components is favored leading to more spray-drying for increasing the particles densities (32,33). • Compared with colloidal silica starting from sodi um silicate, this product is more pure, spherical shaped and stable at neutrality • The purity of the product excl uding nonionic and ionic dispers ing agent is 99.9999% or more • It is believed that, based on cust … Dispersing agent nno can also be used as a pigment dispersant, water treatment agent, carbon black dispersant. Recent developments in the synthesis of monodispersed, narrow-size distribution of … Here are the main applications which fumed silica could be used into. 137 138 Japan — ―Silicon Dioxide (Silica Gel) (229)‖ is listed on Table 1 related to Articles 12 and 21 of the Food 139 Sanitation Law Enforcement Regulations. Oct 20, 2020. polymeric silica-silicate deposit control agent. Used to viscosify waterborne compounds in a variety of applications. ... Used as treatment agent of silicon steel plates, dispersing agent of kinescopes and anti-skid agent of floor waxes, etc. Discover … In the perpendicular directions, silica walls play the role of … M2CO3 + x SiO2 M2O . The suspensions for direct ink writing (DIW) are taken … Used in paper-making industry, it can be used as the anti-glutinous agent of cellophane, pre-treatment agent of photographic paper, skid proof agent of cement bags, etc. Particles of colloidal size are formed by two methods: Dispersion methods: that is, by breaking down larger particles. The photophysical behaviors including chemiluminescence (CL) reaction were studied in a colloidal solution which was composed of silica-core fluo-rophore and dispersing agent by CL decay measurement. Both of these are solids readily dissolve in water and they are normally added at around 1% by weight of the solid. We offer highly-stable dispersions of fumed alumina and fumed silica for optimum performance. colloidal particles’ array [15,16], and close packing after removing the dispersing agent of colloidal particles [17–21]. The mixture is also called a colloidal system, colloidal solution, or colloidal dispersion. Dioctyl Sulfosuccinates. The global chemicals industry faces economic and environmental pressures, that's why many of our suppliers like Dispersing Agent … An aqueous silica dispersion, Example 2, was prepared using anionic polymeric dispersing agent and aminoethyl aminopropyl trimethoxysilane as the aminosilane compound. Fatty acid esters. Precipitated Silica Colloidal Silica (1.3) ... flatting agent for leather , dispersing agents for insecticides , fillers for manufacturing papers , additives for resin , fillers for insulating and thermal insulation materials . Colloidal silica sols can be prepared from sodium silicates through ion exchange, dialysis and other means. Inkjet printability and battery gelling are common uses of An aqueous silica dispersion containing silica particles dispersed in an aqueous medium is provided. ... Levasil® 50/80 by Nouryon is a sodium or ammonia-based anionic colloidal silica. This invention provides a high-purity, high-concentrated silica sol with long-term stability and low viscosity by preventing viscosity-increase after production, and method for producing the same. What is colloidal silica in boiler water? Stiffening agent and dispersing agent. The SiO 2 nanoparticles were manufactured by Fuso Chemical Co., … All measurements were made with a Brookhaven NanoBrook ZetaPALS zeta potential analyzer. Item. The effects of particle polydispersity are tested with bimodal dis- Fertilag 14 (A) Powder auxiliary soluble in water, used as anti-caking agent and on soluble fertilizer formulation. 1.Silicon sol have larger adsorption capacity: silicon sol countless network structure, under certain conditions, have … Find Waterproof Paper Chemicals (Colloidal Silica) at Price Range 500.00 - 1000.00 USD/Ton in 88TH CHUNYANG ROAD, Qingdao. 135 anticaking agent and miscellaneous agent (such as filtering and clarifying agent in beer, foaming agent in 136 beverages, tableting aids). At Nanoshel, we could be glad to be of service to you. Alcogum® 1370 by Nouryon is sodium polyacrylate-based gum thickener and dispersing agent. The colloidal SiO 2 was prepared using the sol-gel method. Materials Silica nanoparticles. Product Description: Fumed Silica/ Colloidal Silicon Dioxide. Exact grade is up to final customer's formulation request. New brand profile for Evonik Silica: Additive Additive > Rheology modifiers thickeners > Colloidal Silicas Additive > Rheology modifiers thickeners: Polymers industry Coatings: Evonik Evonik Iran: Wacker HDK® H15: Additive > Rheology modifiers thickeners > Colloidal Silicas: Adhesives: Wacker Reda … White solid colloidal micro-particle. Dr. Alan Crawford Ph.D, (National Metallurgical Academy of Ukraine, Dnipropetrovsk, Ukraine) Silica Nanoparticles Dispersion: A wide usage of metal oxide nanoparticles and nano structured materials attracts many people to research for their controlled synthesis via new method.Because, special properties of metallic or metal oxide … Paraffin. Surfactant – used for flocculating, coagulating, dispersing, stabilizing etc. A-250. The examples of colloids: milk (emulsion of fat and some other substances in water), fog (aerosol of water micro-droplets in air), opal (colloidal silica), Silica … Definition of Colloidal Silica and Historical Development 312 ... Polishing Agent for Silicon Wafers 433 Surfactant Effects 433 Dispersing effects, Antifoaming effects Modifying Viscosity—Gelling 434 Miscellaneous Optical Effects, Color, … Appearance. Via ultrafiltration ... Dispersing of aqueous sols into separate drops is ... and temperature of the cooling agent. It is used as a free-flow agent to assist powder flow, e.g. Used in paper-making industry. ... Colloidal Silica - A Versatile Problem Solver Colloidal silicas are aqueous dispersions of amorphous silica nanoparticles that are useful as binders, surface modifiers, and flocculants. A commercially colloidal silica (Meyco MP320 IR) was utilized as surface treatment agent. Liquid silicon dioxide (colloidal silica) is used as a wine and juice fining agent. Silica commonly used in industries is in synthetic form. Both of these are solids readily dissolve in water and they are normally added at around 1% by weight of the solid. abrasive, cosmetics, sunscreens, and also as a dispersing agent food additive. e.g- Silver colloid-germicidal Copper colloid-anticancer Mercury colloid-Antisyphilis 2- Stability---e.g. chemical activity of the dispersing agent in the soil-water mixture, which assists in the initial mechanical dispersion but is more-particularly required for the maintenance of the resulting suspension. Levasil® 300/30 is used in paints, floor wax and polishes and printing inks... view more. Last amendment November 29, 2005. Degreasing and emulsifier product for fatliquors. However, not so many studies are reported on the preparation of high-concentration of silica nanoparticles without using surfactants or dispersing agent. Antifoam for Investment Casting Slurry. Colloidal silicon dioxide is a fine amorphous powder consisting of particles about 7-40 nm in size. US $7.5-10 / Kilogram 200 Kilograms (Min. For printing inks: thickening, rheopexy, anti-settling, water balance, increase brightness and contrast. Silica Sol, Colloidal Silica, Paper Cheimicals manufacturer / supplier in China, offering Silica Sol (Chemical used as bonding agent for paperboard, wood, casting), Electrostatic Powder Vibrating Sieving Vibration Sifting Machine, Electrostatic Metal Powder Coating with Chemical Powder in Candy Color and so on. Etolag 055/80 (NI) Wetting-dispersing powder agent used for atrazine and simazine. The objectives of this study were to characterize the effect of hydrophilic (aerosil 200) and hydrophobic (aerosil R972) colloidal silicon dioxide on physical properties of eudragit gels which N-methyl-pyrrolidone was employed as dispersing … CS2: Designed to float on water, resist degradation and boast a longer shelf life, CS2 is 94 percent CS, 5 percent colloidal silica (a material related to silica aerogel) and 1 percent hexamethyldisilizane (a solvent). Non-Ionic. It is acts as a dispersing agent. US $7.5-10 / … ... for dispersion and Colloidal Stability of Nano Particles. Factory Price Precision Casting Colloidal Silica for Chemical Auxiliary Agent With low viscosity, it can soak the places whtere water soaks, therefore, it presents excellent dispersion and permability. Direct call us: USA - Sales/Research: +1 646 470 4911. Three types of textiles were prepared and examined: textiles doped with commercially available Ag nanoparticles, textiles doped with commercial colloidal silver and textiles doped with silver silica SiO2/Ag spheres. During the past 30 years, more and more 3D-printing techniques based on suspensions with specific rheological properties have been innovated and improved. This product provides good wetting of waxes, fast wetting-in of slurry refractories and does not degrade slurry life. Colloids solution colloidal solutions colloids especially by colloid examples of two mutually insoluble, or is blocked for example is called an active agent. The intensity of light was found to depend on the types of host matrix, reactive fluorescent pigments, the concentration of pigment and dispersing agent. rophore and dispersing agent by CL decay measurement. Dispersing agent. In our range, we have chemicals like Microtec Flocculating Agent, Calcium Nitrate, Potassium Nitrate, Sodium Acetate, Calcium Acetate, Tile Polishing Chemicals, Deicing Chemical, Binding Agent and Colloidal Silica. 137 138 Japan — ―Silicon Dioxide (Silica Gel) (229)‖ is listed on Table 1 related to Articles 12 and 21 of the Food 139 Sanitation Law Enforcement Regulations. 5 Technical Information B-RI 21 Colloidal MCC. The surfaces of the silica particles are treated with reacted aminosilane compound. It hydrates and swells in water to give translucent and colourless colloidal liquid dispersions known as sols. It is used as a free-flow agent to assist powder flow, e.g. Used as sizing agent … RCF Coating Cement is a fiberboard coating and cement that is manufactured from colloidal silica and mixed with a ceramic fiber power and thickening agent. Any idea for dispersing agent to disperse nano silica in water? We invite you to contact us for further information about our company and our capabilities. Silica sol is a colloidal solution, odorless and non-toxic. Applications of colloidal solutions: 1- Therapy--- Colloidal system are used as therapeutic agents in different areas. Liquid silicon dioxide (colloidal silica) is used as a wine and juice fining agent. The synthesis via in situ polymerization and characterization of nanocomposites (NCs) made from silica (SiO 2 ) nanoparticles in a methyl methacrylate (MMA) monomer matrix is reported. Usage Used as the cohesive agent for various fire-proof material. It is physiologically inert, odorless and tasteless, making it suitable as a binding agent or disintegrant in the tablet formulations (non-colloidal … Read Article View All Industry Product Articles. They deliver the same mechanical, rheological and optical properties as the particle form in an easy-to-use, water-based system that reduces formulation processing time. The colloidal systems, in two colloids are gasoline and gives more than suspension is, south african government. The adsorption of bovine serum albumin (BSA) on two types of silica nanoparticles (NPs), one pyrolytic (P-SiO2; namely, AOX50 by Evonik) and the other colloidal (lab-made by using inverse micelles microemulsion, M-SiO2), is studied. The aim of this study was to investigate antimicrobial activity of textiles doped with silver in different forms. Dispersing,In particular colloidal dispersions of macromolecules ... alkenyl succinic anhydride, styrene maleic anhydride, alkyl ketene dimer, colloidal silica, paraffin wax emulsions, rosin paste, rosin-based dispersions ... A dispersant or a dispersing agent or a plasticizer or … Colloidal silica is a suspension of fine nonporous, amorphous, mostly spherical silica particles in a liquid phase. Third, packaging and storage [Effective period]: Alkaline one year, acidic half year Excellence is everything. Colloidal silica, SiO2, catalog no. We first investigate the transfer of well-defined spherical silica nanoparticles (NPs) (average radius R = 24.2 +/- 3.2 nm) into the monomer solvent. 5. Buy high quality Colloidal Silica by Buntrock International Pvt. We now present a systematic application of this method using a common silica support with a variety of noble and base metal ammine precursor pairs (Pt, Pd, Co, Ni, and Cu ammines) as shown in Table 1.The silica support (Evonik Aerosil 300) has a PZC of 3.6, a value similar to that of other fumed silicas (10, 11, … For coatings & paints: thickening, rheopexy, antisettling, dispersing, fluidity, increase anti-corrosive property. Read Article Used as the treatment agent of silicon steel plates ,dispersing agent of kinescopes layer etc. The silica dispersion is sterically stabilized and the amorphous silica particles carry a negative surface charge. As a rule, DOSS surfactants are typically mild to the skin and offer very low eye irritation. Both steady shear and oscillatory shear revealed that PF127 may act as dispersing agent … At Levasil Colloidal Silica we contribute to your success with innovations in silica chemistry. Liquid silicon dioxide (colloidal silica) is used as a wine and juice fining agent. Alternatively, derivatives with substituted ionic groups can be used to activate the surface of a pigment and make it receptive to the charged anchor … ⓘ Colloidal silica. Colloidal silica reacts rapidly to temperatures below 170˚C while the pyrolytic silica reacts readily at 170˚C [8]. Kim et al. Flameproof F-6: Cotton, polyester/cotton and blended fabrics: Transparent liquid: Cationic: Inorganic polymer salts Colloidal silicon. LAPONITE S 482 is a synthetic layered silicate modified with a patented dispersing agent. However the actual grades of fused silica can change depending upon the product design and needs. Experiments have been performed using CAC as the setting agent for colloidal silica [105] , [106] , [107] . Vanderbilt Minerals, LLC offers a variety of mineral fillers for coatings and construction applications. Moreover, silica is used as a thickening agent for rubber and silicone in pacifiers and shoe soles, for example, and it’s also employed as an abrasive. Silica sol can also be used as a water purifying agent, a clarifying agent, a dispersing agent for a tube coating, a semiconductor component polishing agent, and can also be used for processing carbon products, woven decorative articles, and reinforced foam rubber. Colloidal silicas are suspensions of fine amorphous, nonporous, and typically spherical silica particles in a liquid phase. • Compared with colloidal silica starting from sodium silicate, this product is more pure, spherical shaped and stable at neutrality • The purity of the product excluding nonionic and ionic dispersing agent is 99.9999% or more • It is believed that, based on customer's requirement, it's possible to control particle size, degrees of
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