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7595284 |
Metal-mediated viscosity reduction of fluids gelled with viscoelastic surfactants
Fluids viscosified with viscoelastic surfactants (VESs) may have their viscosities reduced (gels broken) by the direct or indirect action of a composition that contains at least one metal ion...
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7374699 |
Slurry rheology modifier
A slurry rheology modifier comprises a first water-soluble low-molecular compound [referred to hereinafter as compound (A)] and a second water-soluble low-molecular compound [referred to...
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7342050 |
Method for preparing a lactic acid ester composition and use thereof as solvent
The invention concerns a method for preparing a lactic acid ester composition based on a lactic acid composition involving a step of transforming the composition into a lactic acid oligomeric...
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7008476 |
Modified alginic acid of alginic acid derivatives and thermosetting anti-reflective compositions thereof
Modified alginic acid or alginic acid derivatives and anti-reflective coatings based on thereon are described.
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6893798 |
Method of lithographic printing with a reusable substrate
A method for treating a micro-emulsion that can be used for removing the ink-accepting areas of a lithographic printing master is disclosed, which enables to recycle the water from the used...
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6818597 |
Suspensions of water soluble polymers in surfactant free non-aqueous solvents
Liquid water soluble polymer suspensions in non-aqueous solvents are extremely stable over long periods of time with minimum separation of the solvent and no hard packing of the dispersed water...
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6797846 |
Fibrous crystal aggregates, preparation method thereof and use thereof
A crystal substance formed by precipitating as fibrous aggregates by making a metal aliphatic carboxylate dissolve completely in pure water, stirring, and gradually cooling the resulting solution....
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6743756 |
Suspensions of particles in non-aqueous solvents
Liquid suspensions of particles in non-aqueous solvents are extremely stable over long periods of time with minimum separation of the solvent and no hard packing of the dispersed particles. The...
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6729042 |
Enhancement of fluid replacement in porous media through pressure modulation
A method is described for enhancing mass and heat transport of fluids in a fine pore structure through an appropriate modulation of the fluid pressure. For example, in an air drying process for a...
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6670402 |
Rapid aerogel production process
Methods of more rapidly producing aerogel products by means of a rapid solvent exchange of solvent inside wet gels with supercritical CO 2 by injecting supercritical, rather than liquid, CO 2 ...
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6582685 |
Hydroxyl-functionalized dendritic macromolecules in topical cosmetic and personal care compositions
The invention provides a cosmetic and personal care composition, preferably a hair styling composition such as spray, gel or mousse, comprising a hydroxyl-functionalized dendritic macromolecule....
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6464995 |
Treated horticultural substrates
Disclosed are horticultural substrates coated with a particulate membrane and a method for controlling pests and providing enhanced horticultural effect by applying a particulate membrane to the...
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6369117 |
Thickened aqueous composition and use
Compositions comprising, in an aqueous phase, at least one amphiphilic polymer comprising at least one fatty chain and hydrophilic units, and at least one polyoxyalkylene, and optionally comprising...
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6174525 |
Recreational fishing lure
Fish lures and compositions and processes for making fish lures are described. The fish lures are soft and biodegradable, and they release fish attractant efficiently. Compositions for making the...
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6147034 |
Gelling agent for hydrocarbon liquid and method of use
This invention is directed to a gelling agent composition comprising the reaction product of a high molecular weight gelling agent additive, a low molecular weight phosphate diester acid, and a...
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6083901 |
Emulsions of fragrance releasing silicon compounds
Fragrance releasing silicon compounds either as siloxanes or silanes may be emulsified to form water-in-oil or oil-in-water emulsions. Further non-aqueous emulsions of two or more non-aqueous...
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6054417 |
Rapid gel formation in hydrocarbon recovery
Method and composition for gel formation in hydrocarbon recovery, in which an organic phosphate ester is gelled by a novel activator composition comprising iron sulfate, dibutylaminoethanol, and a...
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5919398 |
Oil-water mixed composition
An oil-water mixed composition is consisted of a solid or semisolid oil phase at room temperature, and a water phase which is dispersed into the oil phase. The water phase contains a humectant and...
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5876631 |
Fluorinated organic gelation agents
The present invention generally relates to the formation of organic gels by dissolving organic gelling agents in organic solvents. The aryl cyclohexanol gelling agents employed in this invention...
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5874374 |
Method for producing engineered materials from salt/polymer aqueous solutions
A method for producing engineered materials from salt/polymer aqueous solutions in which an aqueous continuous phase having at least one metal cation salt is mixed with a hydrophilic organic...
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5872272 |
Polyvalent metal salts of phosphoric diester and organo(poly)siloxanes modified with polyvalent metal salt of phosphoric diester
The present invention relates to polyvalent metal salts of a phosphoric diester represented by formula (1) and organo(poly)siloxanes modified with a polyvalent metal salt of a phosphoric diester...
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5858928 |
Gel of an apolar medium, its use for the preparation of water-based drilling fluids
The invention relates to a gel made of apolar medium including: an apolar medium, a "multichain" liquid surface-active agent in acidic form, soluble or dispersible in the said apolar medium, ...
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5858280 |
Preparation of transparent methyl-modified silica gel
Transparent methyl-modified silica gel is produced by reacting methyltrialkoxysilane or a mixture thereof with a tetraalkoxy-, trialkoxy- or dialkoxysilane other than the methyltrialkoxysilane with...
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5688440 |
Organic gellation agents
The present invention generally relates to the formation of organic gels by dissolving organic gelling agents in organic solvents. The aryl cyclohexanol gelling agents employed in this invention...
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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...
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5656204 |
Optical element and process for producing the same
An optical element comprising (i) a matrix having an Si--O covalent bond unit, wherein at least part of the silicon atoms of said Si--O covalent bond unit is covalently bonded to an aliphatic...
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5618628 |
Sol gel barrier films
A relaxed sol-gel composition and a coated substrate article which is produced therefrom. A tetrafunctional alkoxide silicate is hydrolyzed in an aqueous solution together with a Lewis acid or...
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5605957 |
Silicone composition and method of producing the same
A silicone composition containing: (A) 100 parts by weight of organopolysiloxane; 0.1 to 50 parts by weight of thickening agent (C) 0.01 to 20 parts by weight of fluorine-containing surfactant; and...
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5601749 |
Stabilised gel system and production thereof
A stabilized gel system for supporting finely divided particulate matter in suspension comprises a hydrosol of silicic acid stabilized by entanglement with micelles of a tenside. Such a stabilized...
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5569364 |
Separation media for electrophoresis
Separation media for electrophoresis, and methods of filling and flushing of electrophoretic devices such as capillaries are described. By preparing submicron to above-micron sized cross-linked gel...
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5538672 |
Free-flowing water-containing alkyl sulfate pastes
Water-containing, free-flowing and pumpable alkyl sulfate pastes having a viscosity, as measured at a shear rate of 10 s -1 , of 5 Pa.s to 100 Pa.s and preferably 5 Pa.s to 50 Pa.s at temperatures...
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5525227 |
Method for forming blood compatible, shear sensitive gels
Method for forming blood compatible, shear sensitive gel formulations including a polydimethylsiloxane-polyethyleneoxide copolymer gelled with dibenzylidine sorbitol in the presence of water or...
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5492754 |
Absorbent composition including a magnetically-responsive material
Disclosed is an absorbent composition including a hydrogel-forming polymeric material and a magnetically-responsive material; disposable absorbent products, including the absorbent composition,...
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5441560 |
Flame retarded gel compositions
Flame retarded organopolysiloxane gels suitable for sealing and protecting electrical contacts include (i) an organopolysiloxane gel having repeat units of the structure ##STR1## where each R is...
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5439671 |
Process for the production of neutral-tasting pastes of alkyl ether sulfates in glycerol
Process for the production of a neutral-tasting paste of an alkyl ether sulfate in glycerol, comprising the steps of: A) forming an aqueous paste of at least one alkyl ether sulfate wherein the...
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5429230 |
Containerization system for agrochemicals and the like
This invention relates to a containerization system and to containers which are particularly suitable for storing, packaging and transporting toxic or hazardous products, such as agricultural...
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5425898 |
Thickening system for incorporating fluorescent whitening agents
A freeze-thaw stable thickening system for laundry products incorporating low levels of an acid-insoluble fluorescent whitening agent, a nonionic surfactant that comprises substantially of...
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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...
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5341932 |
Aqueous formulations
A composition, which is suitable for containment in a water soluble bag as a liquid or a gel, contains a hazardous product and an electrolyte and water and other additives. Typical hazardous...
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5336432 |
Composition for microemulsion gel having bleaching and antiseptic properties
A microemulsion gel having antiseptic and bleaching properties is prepared from the combination of a water phase comprising water and propylene glycol with an oil phase generally comprising one or...
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5320664 |
Method of preparing metal element adsorbent and method of adsorbing and separating metal element using the same
A metal element adsorbent in the form of a hydrogel prepared by treating a condensed tannin with a base, in the presence or absence of an aldehyde so as to avoid precipitation of cross-linked...
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5316695 |
Use of polymeric catalyst in synthesis of sol-gel derived ceramic materials
Polymeric catalysts (e.g., polymeric acid catalysts such as poly(styrene)sulfonic acid) can be used in the synthesis of sol-gel derived ceramic materials from metal alkoxides, for example,...
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5308547 |
Mixed metal layered hydroxide hydrophilic organic material 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...
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5300295 |
Ophthalmic drug delivery with thermoreversible polyoxyalkylene gels adjustable for pH
Aqueous gel drug delivery compositions and medical devices, useful for treating an eye condition, having hyperosmotic, iso-osmotic or hypo-osmotic characteristics in the gel state, are obtained by...
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5298260 |
Topical drug delivery with polyoxyalkylene polymer thermoreversible gels adjustable for pH and osmolality
Iso-osmotic, hyperosmotic, or hypo-osmotic, pH balanced, thermoreversible gels are ideal medical devices or vehicles for drug delivery to the skin of a mammal. The osmolality in the gel state can...
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5292516 |
Body cavity drug delivery with thermoreversible gels containing polyoxyalkylene copolymers
Isotonic, iso-osmotic, pH balanced thermoreversible gels are ideal vehicles for drug delivery to a body cavity of a mammal. The osmolality in the gel state can be calculated by assuming that a...
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5277888 |
Dispersions of spherical inorganic particles
The invention relates to dispersions of spherical inorganic particles, organic dispersing media having solidification points in the range of 20°-120° C. being used as dispersants.
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5271943 |
Wound gel compositions containing sodium chloride and method of using them
Therapeutic gels are provided which promote the healing of wounds and which have a minimum yield point of about 800 poise and a maximum apparent viscosity of about 100,000 cps, which gels comprise...
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5238625 |
Process for preparing zirconia sols and/or zirconia forms
Zirconia sols are prepared by hydrolyzing zirconium alkoxides by aqueous hydrogen peroxide in the presence of an acid, evaporating the hydrolysates to dryness, and redispersing the dried...
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5224601 |
Water soluble package
A package containing a pesticidal composition which package comprises a first sheet of non-planar water soluble or water dispersible material defining a concavity enclosing the pesticidal...
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