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7595350 |
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...
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7550513 |
Fine metal hydride particles, their production process, dispersion containing fine metal hydride particles and metallic material
It is to provide fine particles of copper, nickel or palladium hydride having an average particle diameter of at most 50 nm, which are hardly oxidized in the atmosphere and are excellent in storage...
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7534293 |
Method and solution for forming anatase titanium dioxide, and titanium dioxide particles, colloidal dispersion and film
A sol solution containing poly(titanic acid) and a planar heterocyclic ligand is provided. Titanium dioxide (TiO 2 ) particles are formed by aging the sol solution at a temperature below about...
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7524441 |
Color filter composition, method and apparatus for manufacturing a color filter having the same
A color filter composition comprises a mixture of a binder and a monomer in a predetermined ratio, a pigment, and a solvent. The predetermined ratio is a ratio of the binder to the monomer and...
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7470725 |
Organically modified aerogels, processes for their preparation by surface modification of the aqueous gel, without prior solvent exchange, and subsequent drying, and their use
The present invention relates to novel, organically modified aerogels, uses thereof, and a process for producing them in which a) a hydrogel is introduced as an initial charge, b) the hydrogel...
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7297718 |
Method of producing substantially spherical lyogels in water insoluble silylating agents
A method of producing substantially spherical lyogels in water insoluble silylating agents is provided. The present invention refers to a method of producing substantially spherical lyogels in...
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7282236 |
Hydrophobic silica
Methods of making hydrophobic, pyrogenically produced silica having a tamped density, of 55 to 200 g/l. Said silica is produced by hydrophobizing pyrogenically produced silica by reaction with a...
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7265158 |
Non-metal aerogel materials and detectors, liquid and gas absorbing objects, and optical devices comprising same
New aerogels are disclosed which comprise silica and at least one organic polymer having polar functional groups. Also disclosed are methods for making such aerogels and for making them as...
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7241814 |
Preparation of metallic nanoparticles with shell-crosslinked micelle as mold
A method for the preparation of a dispersion of fine particles characterized in that the micelles are ones which have been formed in a aqueous medium with an amphiphilic block copolymer represented...
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7226953 |
Nanocrystal/sol-gel nanocomposites
The present invention is directed to solid composites including colloidal nanocrystals within a sol-gel host or matrix and to processes of forming such solid composites. The present invention is...
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7211605 |
Super-hydrophobic fluorine containing aerogels
An aerogel material with surfaces containing fluorine atoms which exhibits exceptional hydrophobicity, or the ability to repel liquid water. Hydrophobic aerogels are efficient absorbers of solvents...
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7081366 |
Uniform bead dosing from a stable dispersion
A primary antibody bead suspension for an enzyme-linked immunoassay (“ELISA”) procedure is formed of a quantity of primary antibody coated magnetic beads ( 3 ) uniformly dispersed and held in...
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7037366 |
Printing medium comprising aerogel materials
New aerogels are disclosed which comprise silica, at least one organic polymer having polar functional groups, and at least one metal ion. Also disclosed are methods for making such aerogels. The...
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7019037 |
Monolayer coated aerogels and method of making
Aerogels having a monolayer coating are described. The aerogel and a monolayer forming precursor are provided in a supercritical fluid, whereupon the aerogel and the monolayer forming precursor are...
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7015254 |
Description of an inorganic polymer “electret ”in a colloidal state along with the method of generating and applications
The present invention includes an apparatus for generating an inorganic polymer electret in a colloidal state, the inorganic electret in a colloidal state itself, and applications for the inorganic...
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6929764 |
Polymers having ordered, monodisperse pores and their corresponding ordered, monodisperse colloids
Ordered, monodisperse macroporous polymers, their corresponding ordered, monodisperse colloids, and methods of preparing them are disclosed. The methods use an ordered, monodisperse colloidal...
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6716885 |
Storage-stable aerated gel composition and a process for producing it
A storage-stable aerated gel composition comprising 30 to 97% by weight of water, 0.2 to 5% by weight of a gelling agent selected from xanthan gum, sodium alginate and neutralized carboxyvinyl...
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6683117 |
Oiliness agent and water-in-oil emulsion containing same
An oiliness agent comprising a carboxylate of a composite metal hydroxide having a chemical composition represented by the following general formula (1), M 2 a M 3 x (OH) y (A) z .n H 2 O (1) ...
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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...
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6656876 |
Squaric acid activated carrier usable for immobilization of compounds containing amine groups
A storage stable composition comprising a carrier usable for the immobilization of compounds containing an amine group, for instance biomolecules and/or affinity ligands. The carrier has been...
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6592991 |
Block of copolymer phases as templates for structured organic-inorganic hybrid materials
A process is described for preparing structured organic-inorganic hybrid materials, using an amphiphilic block copolymer as template.
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6521035 |
Ink follow up composition for water-base ball pen
The present invention relates to an ink follower for a water-base ballpoint pen, which has strong pseudoplasticity by causing HO(C 2 H 4 O) m .(C 3 H 6 O) n H to interfere with hydrophobic silica...
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6500534 |
Powder-coated substrates with topcoat based on silanes containing epoxide groups
The invention relates to powder-coated substrates bearing on a powder-coated surface a scratch-resistant and abrasion-resistant topcoat of a coating material which comprises: a) condensates based...
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6492014 |
Mesoporous composite gels an aerogels
A composite gel or aerogel is formed by commingling a particulate guest (such as a colloidal or dispersed (i.e., non-colloidal) solid or a powder) with a sol which is either about to gel or in...
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6479156 |
Nanocomposite for thermal insulation
The invention relates to a nanocomposite for thermal insulation especially for fireproofing purposes, which can be obtained by combining (A) at least 35 wt. % of nanoscaled, optionally...
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6475561 |
Method of producing silicon tetrachloride-based and organically modified aerogels
The present invention refers to a method of producing organically modified aerogels on a basis of silicon tetrachloride in which: a) a hydrogel is obtained by direct reaction of silicon...
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6391927 |
Method for manufacturing ink follower for water base ballpoint pens
Dispersibility of thickener is constant for every lot and viscosity difference is little. Fine bubbles existing in the thicker in ink follower are removed. A step of homogenizing the thickener at...
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6383466 |
Method of dehydroxylating a hydroxylated material and method of making a mesoporous film
The present invention is a method of dehydroxylating a silica surface that is hydroxylated having the steps of exposing the silica surface separately to a silicon organic compound and a...
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6380266 |
Amorphous silica having discrete voids and spatially organized functionalities formed therein
The present invention relates to amorphous inorganic materials having pores of controlled size and shape with one or more spatially organized functional groups formed therein. Much like the active...
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6376560 |
Ink follower for water-base ballpoint pens and method of manufacturing the same
This invention relates to ink follower for a water-base ballpoint pen with its bubbles removed, time-dependent stability, less oil separation, and greatly reduced lot-to-lot viscosity difference...
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6376559 |
Process for preparing a dispersing component comprising an inorganic oxide sol
A process for preparing a dispersing component of an inorganic oxide sol which involves dehydrating an aqueous inorganic oxide sol by adding an azeotropic solvent to the aqueous inorganic sol to...
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6365638 |
Process for preparation of hydrophilic or partially hydrophilic inorganic aerogels
Process for preparation of hydrophilic or partially hydrophilic inorganic aerogels. The invention relates to a process for the preparation of hydrophilic or partially hydrophilic inorganic...
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6346554 |
ASA size emulsification with a natural gum for paper products
A natural gum is used to provide emulsification of alkenyl succinic anhydride (ASA) sizing agents for paper products. The natural gum can be nonionic, cationic, anionic, amphoteric, oxidized,...
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6344240 |
Method of preparing hydrophobic silica
The present invention provides a method of treating silica, wherein dry silica is contacted with a reaction medium consisting essentially of concentrated aqueous acid and a hydrophobing agent...
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6303046 |
Aerogel materials and detectors, liquid and gas absorbing objects, and optical devices comprising same
New aerogels are disclosed which comprise silica, at least one organic polymer having polar functional groups, and at least one metal ion. Also disclosed are methods for making such aerogels and...
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6224846 |
Method for making modified boehmite alumina
A process for making a modified boehmite alumina comprising reacting at elevated temperatures a boehmite alumina with a compound having the formula: X(SO 3 M) n wherein X is an organic moiety, M...
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6191173 |
Process for the production of organofunctionalized aerogels
The invention relates to a process for preparing organofunctionally modified aerogels by gelling a water glass by means of polycondensation and then converting it, by drying while retaining the...
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6174926 |
Method of preparing organically modified silica
The present invention provides a method of preparing lipophilic silica in an aqueous medium in the absence of added acids, bases, or organic solvents. In particular, the present inventive method of...
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6172120 |
Process for producing low density gel compositions
Processes for producing gel compositions comprising: esterifying a portion of the surface of a gel composition sufficient to produce a gel composition having a rod density of less than or equal to...
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6172121 |
Process for preparing organoclays for aqueous and polar-organic systems
A process for preparing organoclays as thixotropic agents to control the rheology of water-based paints and other aqueous and polar-organic systems. The process relates to treating low-grade clay...
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6159540 |
Polyfunctional organosilane treatment of silica
The present invention provides a method of treating silica wherein silica is reacted with a di- or tri-functional organosilane in an aqueous acid medium to provide a crude organosilane-capped...
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6140376 |
Dispersed aqueous suspensions
A method of producing a dispersed aqueous suspension of an inorganic particulate material which includes the steps of (a) preparing an aqueous suspension of calcium carbonate particles having a...
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6136867 |
Aqueous suspension of silica and of aluminium sulphate or of alum, processes for the preparation and uses of the said suspension
The invention relates to aqueous suspensions of precipitated silica and of aluminum sulphate which have a pH lower than 4 and a solids content of between 10 and 50% by weight and which, after a...
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6107350 |
Gel compositions
New gel conpositions which comprise a carbonaceous component attached to a gel component. Preferably, the corbonaceous component is selected from the group consisting of: carbon blacks, carbon...
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6107351 |
Neutral-aged hydrophobic silica gels with reduced surface area
The present invention is neutral-aged hydrophobic silica gels having a reduced surface area and a method for their preparation. The method comprises three steps, where in the first step a mixture...
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6093749 |
Anhydrous zinc antimonate sol and method for producing the same
An anhydrous zinc antimonate sol comprising a surface-modified anhydrous zinc antimonate colloid particles dispersed in a liquid, the surface-modified anhydrous zinc antimonate colloid particles...
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6060521 |
Aqueous dispersion of a particulate solid having a hydrophobic surface and films produced thereby
Aqueous dispersion of a particulate solid containing a low boiling organic liquid in which the particulate solid has a hydrophobic outer surface which is suitable for applying to a substrate to...
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6017968 |
Shear thinnable organic compositions thickened with alumina
A thickened, shear thinnable composition comprising a water-miscible organic liquid, alumina, water and an effective amount of a gelling agent that will flocculate or gel the alumina to the desired...
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5993967 |
Siloxane star-graft polymers, ceramic powders coated therewith and method of preparing coated ceramic powders
A coated ceramic powder comprises a plurality of ceramic particles and a siloxane star-graft coating polymer encapsulating at least a portion of the particles. The coating polymer comprises...
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5948314 |
Composition containing an aerogel, method of producing said composition and the use thereof
The invention relates to a composition comprising between 30 and 95% by volume of aerogel particles and at least one aqueous binder, where the particle diameter of the aerogel particles is less...
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