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| Number | Title | Issue Date |
| 7625952 | Carbon nanocapsule-layered silicate hybrid and preparation method thereof A carbon nanocapsule-layered silicate hybrid is provided. Layered silicates (platelet-shaped) as a dispersant are mixed with carbon nanocapsules (sphere-shaped) by a physical process. The physically mixed hybrid exhibits a homogeneous dispersion phase due to the geo... | 12/01/2009 |
| 7439272 | Ultraporous sol gel monoliths Ultraporous sol gel monoliths and methods for preparing the same are provided, having superior flow characteristics for chromatography and analytical chemistry applications. The methods for forming an ultra porous sol-gel monolith include (a) forming a solution comp... | 10/21/2008 |
| 7288574 | Two-phase oxygenated solution and method of use A two-phase mixture is provided having a dissolved gas and a suspension of bubbles in a liquid. Methods for making, maintaining, and using the two-phase mixture are also provided. The gas molecules may be introduced into the liquid at a high velocity under elevated ... | 10/30/2007 |
| 7244339 | Retention and drainage system for the manufacturing of paper A process for manufacturing a paper stock for use in making paper, paperboard and similar cellulosic products, by adding, at one or more different points of the wet end of the paper-making machine, a secondary retention and drainage agent containing a liquid smectit... | 07/17/2007 |
| 6914081 | Rheology modified compositions and modification agents A method of making a rheology modified aqueous composition, particularly useful for drilling, milling and mining applications, is disclosed. The method includes admixing, with a clay and water, a material or materials whose constituents substantially conform to the ... | 07/05/2005 |
| 6906010 | Additives for preparing rheology-modified aqueous fluids A rheology modified aqueous fluid composition comprising clay, water, magnesium oxide, aluminum oxide hydroxide, sodium carbonate or potassium carbonate, and calcium oxide or calcium hydroxide. The magnesium oxide and aluminum oxide hydroxide are prepared by a speci... | 06/14/2005 |
| 6812259 | Hydroetching of high surface area ceramics using moist supercritical fluids Aerogels having a high density of hydroxyl groups and a more uniform pore size with fewer bottlenecks are described. The aerogel is exposed to a mixture of a supercritical fluid and water, whereupon the aerogel forms a high density of hydroxyl groups. The process al... | 11/02/2004 |
| 6776920 | Heat-absorbing gel material A gel is produced by magnetically treating and mixing two solutions and in one embodiment subsequently introducing carbon dioxide gas. The first solution is comprised of water and sodium bicarbonate, and the second solution is comprised of water and sodium silicate.... | 08/17/2004 |
| 6680066 | Composite material for treating photographic effluents The present invention relates to a composite material with an improved structure in which is dispersed an active organic compound, and a method for treating effluents, in particular a method for treating photographic effluents. The composite material take... | 01/20/2004 |
| 6660277 | Gel matrix non-emulsion composition containing two clay gels A cosmetic composition comprising a lipophilic clay gel and a hydrophilic clay gel. The two gels are combined or formed in situ to create a gel matrix. This matrix functions like an emulsion to deliver water and oil to the skin or other surface, but can b... | 12/09/2003 |
| 6475959 | Method for the rheology control of fluid phases A method for the rheology control of fluid phases, in which adducts which contain layered mixed metal hydroxides (MMH) and hectorite are used, and corresponding compositions for this purpose are claimed. Preferably used MMH are those which were produced b... | 11/05/2002 |
| 6365639 | Rheology, modified compositions exhibiting stress-dependent fluidity, modification agents therefor, and methods of making same A method of making a rheology modified aqueous composition, particularly useful for drilling, milling and mining applications, is disclosed. The method includes admixing, with a clay and water, a material or materials whose constituents substantially conf... | 04/02/2002 |
| 6207721 | Aluminum silicate suspension An aqueous aluminium silicate suspension having a content of aluminium silicate of at least 30 wt. % is prepared by liquefaction of the aluminium silicate filter cake or by dispersion of aluminium silicate powder in water with the addition of aluminium si... | 03/27/2001 |
| 6177480 | Agent for contact lenses An agent for contact lenses, which comprises an aqueous medium and synthetic smectites particulates consisting essentially of primary particles having a particle size of at most 200 nm, dispersed in the aqueous medium.... | 01/23/2001 |
| 6090857 | Foam control agent for paints and coatings This invention relates to a foam control agent which comprises the reaction product prepared by reacting: (a) a hydrocarbon carrier; (b) a precipitated amorphous silicate; (c) a refractory clay; and (d) a reactive silicone in the presence of a catalytical... | 07/18/2000 |
| 6060523 | Continuous process for preparing microgels Silica deposits formed during a continuous process for preparing polysilicate microgel are removed and purged form the process by elastically deforming the vessel walls, reducing plugging.... | 05/09/2000 |
| 5972831 | Inorganic transparent photocatalytic composition The present invention concerns a novel photocatalytic composition, a photocatalytic element and a novel method for the photocatalytic treatment of effluents, comprising a gaseous or aqueous solution of the organic compounds to be destroyed. This novel pho... | 10/26/1999 |
| 5853616 | Method for preparing low-concentration polyaluminosilicate microgels An improved method and apparatus for preparing low-concentration polyaluminosilicate microgels from a water soluble silicate and an alkali metal aluminate in which the silicate and the aluminate are mixed at a rate to produce a Reynolds number of at least... | 12/29/1998 |
| 5750203 | Method of preparing organically modified aluminosilcates sol-gel films An organically modified sol-gel method of preparing substantially crack-free aluminosilicates films is provided. Chelated aluminum alkoxide and polydimethylsiloxane are mixed in a 1:1 ratio by weight in a solvent and refluxed at approximately the boiling ... | 05/12/1998 |
| 5663122 | Mineral additives for setting and/or controlling the rheological properties and gel structure of aqueous liquid phases and the use of such additives The invention concerns the use of mixed hydroxydes of bivalent and trivalent metals with a three-dimensional spaced-lattice structure of the garnet type to control the thixotropic thickening of aqueous preparations, using swellable clays and/or other swel... | 09/02/1997 |
| 5656328 | Anhydrous gels and xerogels containing no hydroxyl groups, process for the production thereof and use thereof Gels based on a network of oxygen-bridged metal and/or semi-metal atoms and produced using a hydrolytic sol-gel process are often not homogeneous. Known non-hydrolytic sol-gel processes give rise to gels containing halogen. A novel non-hydrolytic sol-gel ... | 08/12/1997 |
| 5648055 | Method for preparing low-concentration polyaluminosilicate microgels An improved method and apparatus for preparing low-concentration polyaluminosilicate microgels from a water soluble silicate and a strong acid in which the silicate and acid are mixed at a rate to produce a Reynolds number of at least 4000, the mixture is... | 07/15/1997 |
| 5637401 | Odorant composition, delivery system and method An odorant composition in the form of a colloidal suspension. A colloidal suspension odorant composition comprised of a colloidal material and a liquid fragrance component is provided. A package comprised of a multiple layer top substrate and a multiple l... | 06/10/1997 |
| 5622553 | Substance for increasing friction between two surfaces A substance for increasing friction between two surfaces such as two metallic surfaces has a gel base material determining the viscosity of the substance and contains hard crystals mixed into the gel based material. A plurality of the hard crystals is com... | 04/22/1997 |
| 5612522 | Adsorption and ion exchange zeolite gel media to improve the quality and carbonation of water A potassium aluminosilicate is used as a filtration media for filtering water to remove dissolved oxygen, hardness and other dissolved gases and impurities from the water, such as ammonia, hydrogen, hydrogen sulfide and sodium sulfite. The particular pota... | 03/18/1997 |
| 5607622 | Oil-in-water cream base An oil-in-water type cream base containing a colloidal hydrous silicate and a polyethylene glycol having an average molecular weight of 1,000-10,000, and emulsified by means of a microfluidizer. Preferably, the cream base contains a crystalline cellulose.... | 03/04/1997 |
| 5604168 | Clay-containing mixture and blend capable of forming a moisture resistant gel, and use of that mixture and blend A dry mixture of (a) powdered or ground smectite and/or a smectite-containing natural rock, wherein the smectite is in an inactive state, (b) 1-10% by weight of a water-soluble polymer and (c) 0.8-6.0% by weight of a powdered activating agent can be combi... | 02/18/1997 |
| 5558701 | Sol-gel composition for producing glassy coatings Glassy coatings are made by curing in situ a coating of a sol gel of boron triethoxide, water, alcohol, and the alkoxides of: titanium and zirconium. A platey filler such as mica is present. The coating may be applied to teeth as a dental fissure sealant ... | 09/24/1996 |
| 5482693 | Process for preparing water soluble polyaluminosilicates An improved method for the production of water soluble polyaluminosilicate microgels, formed by the reaction of solutions of alkali metal silicates with solutions of acids containing dissolved aluminum compounds, is provided.... | 01/09/1996 |
| 5458813 | Method for preparing boron-containing porous gels Method for introducing boron into dry, porous gels obtained by means of the "sol-gel" technique, consisting of contacting the concerned gel with a boron compound obtained in situ by causing suitable reactants in gas state to react with one another.... | 10/17/1995 |
| 5393462 | Reusable thermal pack and flow retardant gel for use therein A thermal pack for heating or cooling portions of a body and a flow retardant gel for use therein. The thermal pack includes a gel pad and a pressure chamber. The gel includes a fibrous material disposed therein to essentially prevent flow and increase he... | 02/28/1995 |
| 5378399 | Functional complex microgels with rapid formation kinetics Complex (multicomponent) functional microgels with rapid formation kinetics and compositions thereof, as well as process for synthesizing said complex microgels in aqueous media.... | 01/03/1995 |
| 5232627 | Adducts of clay and activated mixed metal oxides Adducts of clay, especially of the smectite variety, most especially bentonite, are prepared with an effective amount of at least one activated mixed metal oxide or oxy-hydroxide (AHMMO) formed by dehydrating hydrotalcite or a mixture comprising magnesium... | 08/03/1993 |
| 5196143 | Mixed metal hydroxide-clay adducts as thickeners for water and other hydrophylic fluids Novel compositions useful as fluid gelling agents, especially for use in subterranean applications such as drilling fluids, are prepared by reacting an aqueous dispersion of a clay, such as bentonite, with an aqueous gel of a monodispersed mixed metal lay... | 03/23/1993 |
| 5069816 | Zirconium silica hydrogel compositions and methods of preparation Zirconium silica hydrogels are disclosed including at least about 5 wt. % water bound as a hydrate and including silicon as SiO2 in amounts of from 60 to 99 wt. % and zirconium as ZrO2 in amounts of from 1 to 40 wt. %, and where subs... | 12/03/1991 |
| 5045514 | Sol-gel method for making composite mullite/cordierite ceramics A method for making composite mullite/cordierite ceramics comprises the steps of: preparing a mullite-intensive sol by mixing alumina and silica sols together at an Al2 O3 /SiO2 molar ratio of 1.37-1.76, preparing a cordierite-... | 09/03/1991 |
| 4963515 | Lightweight hydrogel-bound aggregate shapes and process for producing same Hydrogel-bound aggregate lightweight building materials, such as blocks for use in replacement of lightweight concrete or extruded clay blocks, prepared by expanding and drying a foamable composition containing precursors for an alkali metal aluminosilica... | 10/16/1990 |
| 4927555 | Process for making thixotropic detergent compositions Process for making a thixotropic detergent slurry, particularly suitable for use in making compositions useful in household automatic dishwashers. A slurry of particles of alkaline water-soluble builder salt, particularly sodium tripolyphosphate, is forme... | 05/22/1990 |
| 4913835 | Novel compositions and method for neutralization and solidification of hazardous alkali spills This invention relates to novel compositions and methods for neutralization and solidification of hazardous alkali spills. A dry particulate composition containing an organic neutralizing acid and, materials having varying adsorption rates may be used to ... | 04/03/1990 |
| 4897232 | Preparation of fibres from a liquid precursor A liquid precursor system for a filament comprises an aluminium halohydrate complex, a magnesium salt and an organic silicate. The stoichiometry is such that a cordierite fibre is formed on firing the filament.... | 01/30/1990 |
