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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 7378072 |
Method for the preparation of aerogels |
May. 27, 2008 |
| 7378076 |
Process for production of macrostructures of a microporous material |
May. 27, 2008 |
| 7335717 |
Methods, compositions, and biomimetic catalysts for the synthesis of silica, polysilsequioxanes, polysiloxanes, non-silicon metalloid-oxygen networks, polymetallo-oxanes, and their organic or |
Feb. 26, 2008 |
| 7335342 |
Process for the preparation of sodium silicate from Kimberlite tailing |
Feb. 26, 2008 |
| 7306788 |
High-cleaning/moderate abrasive silica materials and dentifrice containing such materials |
Dec. 11, 2007 |
| 7303742 |
Viscosity-modifying silica materials that exhibit low cleaning and abrasive levels and dentifrices thereof |
Dec. 4, 2007 |
| 7270803 |
High-cleaning, low abrasion, high brightness silica materials for dentrifices |
Sep. 18, 2007 |
| 7267814 |
High-cleaning/low abrasive silica and materials and dentifrice containing such materials |
Sep. 11, 2007 |
| 7255852 |
Precipitated silica product, dentifrices containing same, and processes |
Aug. 14, 2007 |
| 7204969 |
High-structure precipitated silicas |
Apr. 17, 2007 |
| 7192461 |
High concentration silica slurry |
Mar. 20, 2007 |
| 7150862 |
Method of manufacturing powder |
Dec. 19, 2006 |
| 7125432 |
Method for making precipitated silica or silicate compositions and products thereof |
Oct. 24, 2006 |
| 7070748 |
Non-porous spherical silica and method for production thereof |
Jul. 4, 2006 |
| 7070749 |
Doped precipitated silica |
Jul. 4, 2006 |
| 7037475 |
Precipitated silica particles for cat litter |
May. 2, 2006 |
| 7037476 |
Process for preparing amorphous silica from kimberlite tailing |
May. 2, 2006 |
| 7018596 |
Mesoporous silica, process for the preparation of the same, and use thereof |
Mar. 28, 2006 |
| 7015271 |
Hydrophobic particulate inorganic oxides and polymeric compositions containing same |
Mar. 21, 2006 |
| 7008617 |
Precipitated silicas |
Mar. 7, 2006 |
| 6949234 |
Wet abatement system for waste SiH.sub.4 |
Sep. 27, 2005 |
| 6946119 |
Precipitated silica product with low surface area, dentifrices containing same, and processes |
Sep. 20, 2005 |
| 6946109 |
Ultra-stable lamellar mesoporous silica compositions and process for the preparation thereof |
Sep. 20, 2005 |
| 6946010 |
Method for making abrasive compositions and products thereof |
Sep. 20, 2005 |
| 6908600 |
Method for obtaining pigments for ceramic and glass, and pigments obtained thereby |
Jun. 21, 2005 |
| 6902715 |
Precipitated silicas having a narrow particle size distribution |
Jun. 7, 2005 |
| 6896876 |
High cleaning silica gel dental abrasive, dentifrices prepared therefrom, and a method for preparing the dental abrasive |
May. 24, 2005 |
| 6869595 |
Abrasive compositions for clear toothpaste |
Mar. 22, 2005 |
| 6843974 |
Method for extracting silica from herbaceous plants |
Jan. 18, 2005 |
| 6800267 |
Doped precipitated silica |
Oct. 5, 2004 |
| 6800260 |
Processes for treating iron-containing waste streams |
Oct. 5, 2004 |
| 6780393 |
Method of producing fine particles of metal oxide |
Aug. 24, 2004 |
| 6761867 |
Concentrated suspension of precipitation silica, processes for its preparation and uses of this suspension |
Jul. 13, 2004 |
| 6726889 |
Production of zinc oxide from acid soluble ore using precipitation method |
Apr. 27, 2004 |
| 6716408 |
Procedure for preparing silica from calcium silicate |
Apr. 6, 2004 |
| 6702888 |
Process for the preparation of precipitated silica, new precipitated silicas containing aluminum and their use for the reinforcement of elastomers |
Mar. 9, 2004 |
| 6699808 |
High-solids SiO2 dispersions, process for producing them, and their use |
Mar. 2, 2004 |
| 6692715 |
Silica nanofibers and method for preparing them |
Feb. 17, 2004 |
| 6685907 |
Process for producing silica particles suitable for use as filler for paper |
Feb. 3, 2004 |
| 6680040 |
Sol having fine particles dispersed and method for preparing |
Jan. 20, 2004 |
| 6669748 |
Dispersion liquid of silica particles for polishing, method of producing the same, and polishing agent |
Dec. 30, 2003 |
| 6670438 |
Methods, compositions, and biomimetic catalysts for in vitro synthesis of silica, polysilsequioxane, polysiloxane, and polymetallo-oxanes |
Dec. 30, 2003 |
| 6663963 |
Very high structure, highly absorptive hybrid silica and methods for making same |
Dec. 16, 2003 |
| 6645471 |
Composite abrasive material for oral compositions, and methods of making and using same |
Nov. 11, 2003 |
| 6641657 |
Silica foam compositions |
Nov. 4, 2003 |
| 6638354 |
Precipitated silicas, silica gels with and free of deposited carbon from caustic biomass ash solutions and processes |
Oct. 28, 2003 |
| 6616916 |
Transparent dentifrices |
Sep. 9, 2003 |
| 6613309 |
Inhomogeneous silicas in dental care compositions |
Sep. 2, 2003 |
| 6569400 |
Process for production of macrostructures of a microporous material |
May. 27, 2003 |
| 6565905 |
Silica gel for stabilization treatment of beer, a method of manufacturing the silica gel and a method of the stabilization treatment of beer |
May. 20, 2003 |
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