Patents
Patents for C01B 33 - Silicon; Compounds thereof (28,579)
10/1994
10/26/1994EP0621038A1 Pharmaceutical compositions containing silicate polymers
10/26/1994EP0620781A1 Light-transparent heat-protection element
10/26/1994EP0506843B1 Sol-gel process for glass and ceramic articles
10/26/1994CN1093951A Composition for passivating vanadium in catalytic cracking and preparation thereof
10/25/1994US5358739 Coating electronic substrates with silica derived from silazane polymers
10/25/1994US5358562 Organoclay rheological additive for clear systems
10/19/1994EP0619800A1 Procedure for synthesis of crystalline microporous silico-alumino-phosphates.
10/18/1994US5356607 Heating quartz sand and caustic soda solution in pressure vessel, adjusting solids content, cooling, recovering product
10/18/1994US5356120 Device for producing finely-divided metal and ceramic powder
10/12/1994EP0618937A1 Carbon-containing black glass monoliths
10/12/1994CN1093340A Process for synthesizing white carbon black by using wollastonite
10/11/1994US5354932 Catalytic hydrocarbon conversion using thermally activated hydrotalcite-type clays
10/11/1994US5354830 Vulcanizable one-component polysiloxanes
10/11/1994US5354722 Vanadium (IV)-containing NASICON materials
10/11/1994CA1332400C Zeolite l
10/05/1994EP0618632A1 Lithium ion conductive solid electrolyte and process for synthesizing the same
10/04/1994US5352645 With metal crystals dispersed throughout prepared with additive of ammonium citriate or urea to inhibit premature formation of an impervious crust
09/1994
09/28/1994EP0616974A1 Violet zircon vanadium pigments
09/28/1994EP0502109B1 Process for the hydrothermal production of potassium silicate solutions.
09/28/1994CN1092790A Process for preparing high strengthening silica white from fluorine-contg. silica gel
09/28/1994CN1092778A Process for separating the azeotrope tetrachlorosilane-trimethylchlorosilane
09/28/1994CN1092777A Process for the removal of hydrogen-containing silanes from silanes
09/21/1994EP0615956A1 Process for the preparation of mixtures of synthetic crystalline kenyaite and oxygen releasing salts and use thereof
09/21/1994EP0615955A1 Process for the preparation of mixtures of synthetic crystalline magadiite and oxygen releasing salts and use thereof
09/21/1994CN1092378A Method and equipment for producing hydrated sodium metasilicate by one-time prilling method
09/20/1994US5348923 Silica-based substrates modified by grafting of polyalkylguanidinium groups, their process of manufacture and their use as catalysts
09/20/1994US5348163 Method and apparatus for separating fine particles
09/15/1994WO1994020423A1 Catalytic treatment process for effluents containing organic and inorganic compounds, preferably from epichlorhydrine production
09/15/1994WO1994020203A1 Method of producing spherical particles
09/15/1994DE4407020A1 Multi-metal oxide compositions
09/14/1994EP0615000A1 Coatings using filled hydrogen silsequioxane
09/14/1994EP0614991A1 A diluted solution of a hydride in liquid nitrogen
09/14/1994EP0614852A1 Process for preparation of disilane from monosilane by electric discharge and use of a cryogenic trap and reactor for carrying out the process
09/14/1994EP0614445A1 Synthesis of smectite clay minerals
09/14/1994CN1092039A Method for producing atlapulgite by using sodium-base bentonite
09/13/1994US5346682 Reacting chlorosilane with zinc fluoride
09/13/1994US5346681 For polysiloxanes, from aluminum alkoxide and silicate
09/13/1994US5346678 Production of high specific activity silicon-32
09/13/1994US5346141 Method for pulverizing silicon particles by fluid jet energy
09/07/1994EP0613718A1 Synthetic dioctahedral smectite clays
09/06/1994US5345021 Alkylation and dealkylation catalysts for aromatic hydrocarbon compounds
09/06/1994US5344633 Alkali metal silicate composition with potassium compound additive
09/06/1994US5343633 Apparatus for rapidly drying a wet, porous gel monolith
09/06/1994CA1331833C Process for manufacture of composite oxide
09/05/1994CA2091046A1 Synthetic dioctahedral smectite clays
09/01/1994WO1994019279A1 Powdery product comprising finely divided alkali silicate and process for producing the same
09/01/1994WO1994019278A1 Cation-substituted clay mineral, process for producing the same, and chromatographic packing comprising the same
09/01/1994CA2156599A1 Powdery product comprising finely divided alkali silicate and process for producing the same
08/1994
08/31/1994CN1091394A Hydrophobic silicon dioxide and processing method
08/31/1994CN1091393A Method for preparation of silicate floccuating agents with water-quenching dregs or ash
08/30/1994US5342931 Process for purifying DNA on hydrated silica
08/30/1994US5342876 Spherical granules of porous silica or silicate, process for the production thereof, and applications thereof
08/30/1994US5342598 Precipitated silica particulates having controlled porosity
08/30/1994US5342597 Process for uniformly moisturizing fumed silica
08/30/1994US5342595 Process for obtaining a geopolymeric alumino-silicate and products thus obtained
08/30/1994US5342525 Clean-up of natural bodies of water through the use of flocculation-microorganism composition including amine-substituted clay flocculation agents
08/24/1994EP0606447A4 Method for producing tetrafluorosilane and aluminum fluoride by hydrofluoric acid digestion of silica/alumina matrix.
08/24/1994EP0502913B1 Process for the hydrothermal production of crystalline sodium disilicate
08/24/1994EP0445301B1 Composite primary particle of noncrystalline silica, composite secondary particle of noncrystalline silica, shaped form thereof and production thereof
08/23/1994US5340618 Corrosion resistant surface treatment of a powder
08/23/1994US5340560 Method for making fumed silica having a reduced aggregate size and product
08/23/1994US5340559 Granular alkali metal silicate production
08/23/1994US5340516 Added silicon dioxide and/or hydrated aluminum fluoride or silicon dioxide, hydrated aluminum fluoride and alumina
08/23/1994US5340393 Process for preparing silica coated inorganic particles
08/23/1994CA1331553C Stable aqueous suspension of precipitated silica
08/23/1994CA1331503C Precipitated silicas, process for producing same and their use
08/18/1994WO1994018284A1 Clay-containing mixture and blend capable of forming a moisture rsistant gel, and use of that mixture and blend
08/18/1994WO1994018121A1 Amorphous silica, its preparation and uses
08/17/1994EP0611067A2 Coating electronic substrates with silica derived from silazane polymers
08/17/1994CN1090828A Process for producing magnesium salt from magnesium silicate ore
08/16/1994US5338707 Process for production of high-purity mullites
08/16/1994US5338528 Alkali metal silicate composition with sodium carbonate additive
08/16/1994US5338527 Zirconium silicate containing ammonium, hydronium or alkali metal ions and having characteristic x-ray powder diffraction pattern
08/16/1994US5338353 Method for production of powder of fine inorganic particles
08/10/1994EP0610136A1 Process for the manufacture of pure amorphous silica from rocks
08/10/1994EP0609870A1 Hydrophobic silica powder, manufacturing method thereof and developer for electrophotography
08/10/1994EP0609285A1 Pesticide and fungicide
08/09/1994US5336647 Thickeners and gellants comprising the reaction product of a smectite-type clay, an ammonium, phosphonium or sulfonium salt and a polyalkoxylated ammonium, phosphonium or sulfonium salt; synergistic; coatings
08/09/1994US5336477 Reacting aqueous acidic solution with alkali silicate and heating
08/09/1994US5336348 Heat insulation in printed circuits, flame retardant wrappings
08/09/1994CA1331337C Process for porosity control and rehydroxylation of silica bodies
08/04/1994WO1994016996A1 Synthetic clay minerals
08/04/1994WO1994016995A1 Fine particle classifier
08/03/1994EP0609160A1 Coatings to protect materials against reactions with the atmosphere at high temperature
08/03/1994EP0608988A1 Process of acid binding fine smectite clay particles into granules
08/03/1994CA2114665A1 Process for the manufacture of pure amorphous silica from rocks
08/02/1994US5334564 Mixing water, smectite clay, basic alkaline earth compound, metal oxide oxidation catalyst, heating
08/02/1994US5334241 Organophilic clay and method for its manufacture
07/1994
07/29/1994CA2114071A1 Protective coatings for inhibiting chemical reactions of materials in high temperature atmospheres
07/27/1994EP0607710A1 Process for preparing a silica sol dispersed in a lower alcohol and use thereof, especially for the preparation of surface coating compositions for organic glass
07/27/1994EP0607653A1 Highly dispersible granulated composition of powdered silica and a process for manufacturing thereof
07/26/1994US5332444 Gas phase cleaning agents for removing metal containing contaminants from integrated circuit assemblies and a process for using the same
07/26/1994CA1330864C Crystalline (metallo) silicates and process for preparing such (metallo) silicates
07/21/1994WO1994016123A1 Method of producing synthetic opal
07/20/1994EP0606751A1 Method for depositing polysilicon films having improved uniformity and apparatus therefor
07/20/1994EP0606638A1 SiO2 aerogels containing carbon particles and process for their preparation
07/20/1994EP0606447A1 Method for producing tetrafluorosilane and aluminum fluoride by hydrofluoric acid digestion of silica/alumina matrix.
07/20/1994EP0606314A1 Catalyst and process for oligomerizing olefins.
07/20/1994CN1089675A Aqueous suspensions of colloidal particles, preparation and use of the suspensions
07/20/1994CN1089573A Process for prodn. of silica gel and the products