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Class Information
Number: 423/339
Name: Chemistry of inorganic compounds > Silicon or compound thereof > Oxygen containing > Silica > By precipitating
Description: Processes which include the step of causing a substance to come out of solution or become insolubilized.

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8709991 Silicas and alkali metal salt compositions, detergents formed from such compositions and method of forming such compositions and detergents Apr. 29, 2014
8647599 Process for producing a thermostable TiO.sub.2/SiO.sub.2 mixed oxide and mixed oxide produced therefrom Feb. 11, 2014
8623312 Process for producing dispersion of hollow fine SiO.sub.2 particles, coating composition and substrate with antireflection coating film Jan. 7, 2014
8617504 Hydrophilic silica for sealants Dec. 31, 2013
8614256 Hydrophobic precipitated silica for defoamer formulations Dec. 24, 2013
8597425 Highly dispersible silica for using in rubber Dec. 3, 2013
8596468 Composite caustic silica gel manufacturing method and gels made thereby Dec. 3, 2013
8518850 Method for the production of stable binder-free high-purity mouldings composed of metal oxides and their use Aug. 27, 2013
8480989 Hollow fine particles, production process thereof, coating composition and article having coating film formed Jul. 9, 2013
8454919 Production of precipitated silica Jun. 4, 2013
8431633 Silica particles, manufacturing method thereof and resin particles Apr. 30, 2013
8383076 Formation of silica compositions using low surfactant concentrations Feb. 26, 2013
8367752 Gel coat formulation Feb. 5, 2013
8354088 Methods and apparatus for recovery of silicon and silicon carbide from spent wafer-sawing slurry Jan. 15, 2013
8334334 Use of specific silicas for increasing the rigidity of a thermoplastic while maintaining or improving its impact resistance Dec. 18, 2012
8318120 Process for the surface modification of particles Nov. 27, 2012
8293202 Compositions and methods for coagulating silica from mineral processing streams Oct. 23, 2012
8268921 Elastomeric composition comprising functionalized butadienic elastomers and high dispersible aluminium-based silica Sep. 18, 2012
8252261 Process for the preparation of finely divided precipitated silica Aug. 28, 2012
8197782 Method for making high purity metal oxide particles and materials made thereof Jun. 12, 2012
8118898 Spinous silica-based sol and method of producing the same Feb. 21, 2012
8114935 Microporous precipitated silica Feb. 14, 2012
8114804 Self-deagglomerating suspensions of titanium (IV) oxides and methods for making them Feb. 14, 2012
8084392 Crystalline silica-free diatomaceous earth filter aids and methods of manufacturing the same Dec. 27, 2011
8057772 Mesoporous silica particles and preparation method thereof Nov. 15, 2011
8048394 Mesoporous silica particles Nov. 1, 2011
8039105 Amorphous submicron particles Oct. 18, 2011
8038788 Coating systems Oct. 18, 2011
8012253 Efficient matting agents based on precipitated silicas Sep. 6, 2011
8007751 Hydrophilic precipitated silica for defoamer formulations Aug. 30, 2011
7998453 Suspensions of titanium (IV) oxide particles and process for their production Aug. 16, 2011
7985392 Cake of easily dispersible precipitated silica Jul. 26, 2011
7959728 Mesoporous silica particles and production process thereof Jun. 14, 2011
7887779 Process for making anatase titanium (IV) oxide Feb. 15, 2011
7871588 Silica by precipitation at constant alkali number, and its use Jan. 18, 2011
7858553 Suspensions of surface treated titanium (IV) oxides and processes for making them Dec. 28, 2010
7855248 Highly dispersible precipitated silica Dec. 21, 2010
7824644 Particulate silica Nov. 2, 2010
7803343 Silica gel manufacturing method and gels made thereby Sep. 28, 2010
7799304 Highly-structured silica having a low water uptake, preparation method thereof and uses of same Sep. 21, 2010
7794681 Method for producing silicon oxide powder Sep. 14, 2010
7790138 Process for producing a thermostable TiO2/SiO2 mixed oxide and mixed oxide produced therefrom Sep. 7, 2010
7767180 Precipitated silicas having special surface properties Aug. 3, 2010
7763564 Titanium catalyst, its preparation and its use in epoxidation reactions Jul. 27, 2010
7731790 Composition comprising a liquid absorbed on a support based on precipitated silica Jun. 8, 2010
7704470 Removal of contaminants from by-product acids Apr. 27, 2010
7700062 Methods for synthesizing precipitated silica and use thereof Apr. 20, 2010
7615206 Methods of fabricating nanoscale-to-microscale structures Nov. 10, 2009
7608234 Precipitated silicas with particular pore size distribution Oct. 27, 2009
7572424 Self-assembly of nanoporous silica fibers of uniform shape Aug. 11, 2009

1 2 3 4 5 6 7 8 9

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