Matches 201 - 250 out of 534 < 1 2 3 4 5 6 7 8 9 10 11 >
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4891387 Bulk polymerized cycloolefin monomers containing microencapsulated blowing agents  
This invention is directed to the use of microencapsulated blowing agents in the bulk polymerization of cycloolefin monomers by ring-opening polymerization. These microencapsulated blowing agents...
4888241 Low density composite opacifiers  
Enhanced hiding power for opacifiers in paints, inks, and other coatings is provided by employing the opacifiers, such as TiO 2 , ZnO, talc, CaCo 3 , and the like, adhered to or embedded in the...
4886836 Activated medium with low non-specific protein adsorption  
A porous chemically activated medium having a low affinity for peptide group-containing materials is provided comprising a porous polymeric medium having a low affinity for peptide group-containing...
4882363 Process for the production of polyurethane foam moldings  
The present invention relates to a process for the production of fluorocarbon-free, rigid polyurethane foam moldings having a gross density of at least 300 kg/m 3 by in-mold foaming of a reaction...
4882362 Foamed microbeads and a process for their preparation  
Foamed microbeads with a shell and an encased core are characterized in that the shell is a reaction product of an NCO-containing carbodiimide and a polyamine, and the core is at least partly...
4882113 Heterogeneous elastomeric compositions containing a fluoroelastomer and PTFE and methods for manufacturing said compositions  
A composition comprising a homogenous mixture of unsintered porous fluoropolymer particles and fluoroelastomers, processes for manufacturing the composition, and devices made from the composition.
4876289 Hydrophilized porous membrane and production process thereof  
The present invention discloses a hydrophilized porous membrane with a crosslinked hydrophilic polymer, which is composed principally of diacetone acrylamide, held physically on at least a part of...
4861804 Compound type silicone gel material  
A compound type silicone gel material which uses silicone gel having a penetration of 50 to 200 as basic material and contains a number of fine hollow cells.
4849456 Fillers for use in casting marble products and cast marble products formed therefrom  
A filler composition for mixing with a resin to form a castable marble-like product comprises an inorganic filler material, such as calcium carbonate in powdered form admixed with components which...
4843105 Process for the preparation of filler-containing, antionically modified polyurethane (urea) compositions, the polyurethane (urea) compositions so-obtained, and the use thereof  
The invention is directed to the formation of filler containing anionically modified polyurethane (urea) compositions by reacting suitable polyurethane (urea) forming ingredients in the presence of...
4843104 Syntactic polymer foam compositions containing microsphere fillers  
Microsphere wet cake is mixed with a processing aid efective to prevent agglomeration and surface bonding of the microspheres, and thereafter removing water by drying with continuous mixing,...
4839393 Polyurethane foams containing organofunctional silanes  
Polyurethane foams based on reactive polyols and polyisocyanates containing a filler are modified with an organofunctional silane containing a hydrolyzable group and an ethylenically unsaturated...
4839394 Fillers for use in casting marble products  
A filler composition for mixing with a resin to form a castable marble-like product comprises an inorganic filler material, such as calcium carbonate in powdered form admixed with components which...
4837251 Dimensionally-stable lightweight core for composite structures  
A composition for a pressure molded core of a composite structure, including a thermal plastic resin. The composition also includes a component to reduce the coefficient of thermal expansion, a...
4832870 Electrically conductive composite material  
An electrically conductive composite material is disclosed which comprises a conductive open-celled, low density, microcellular carbon foam filled with a non-conductive polymer or resin. The...
4830883 Polyimide foam precursor and its use in reinforcing open-cell materials  
Open-cell structures are filled with polyimide foam formed in place by the use of a foam precursor in powdered form comprised of a combination of (a) the reaction product of an excess of organic...
4828913 Process for the manufacture of molded parts from fibrous material and fiber matting for the manufacture of molded parts  
A process for the manufacture of molded parts from fibrous material, particularly cellulose-containing fibers. A particulate binder is incorporated into a fiber filling after which the mixture is...
4829093 Oil-containing resin and its composition  
The present invention provides an oil-containing resin having a flowability of not more than 45° in terms of an angle of repose, which comprises a porous styrene-divinylbenzene copolymer and a...
4824871 Electrically conductive polymer composite and method of making same  
An electrically conductive polymer composite comprising a porous body of polymer A containing interconnected cavities, and polymer B containing an electrically conductive filler and filling the...
4785021 Adsorbent and method of preparation  
A method of adsorbing a substance such as an optically active substance, comprising contacting a solution of the substance in a solvent with an adsorbent consisting of a cross-linked polymer...
4781271 Wheel chock blocks  
Wheel chock blocks may be comprised of bodies of various ultra-lightweight foam materials, such as expanded polystyrene. A coating may be provided which integrally covers such bodies to form a skin...
4771079 Graphic art printing media using a syntactic foam based on expanded hollow polymeric microspheres  
Syntactic foam graphic arts print media are provided which are particularly suitable for application to a substrate using high speed mechanical printing processes. The invention involves adding to...
4770928 Method of curing a compressible printing blanket and a compressible printing blanket produced thereby  
A laminated printing blanket having compressible and resilient properties and a method for its production are provided. The compressible characteristics are provided by disposing an intermediate...
4769391 Reinforcement insert for a structural member and method of making and using the same  
A precast composite plastic reinforcement insert, method of making the reinforcement insert and method of reinforcing a structural member. The insert includes pellets which are formed of a mixture...
4758466 Foam-fiber composite and process  
A foam-fiber composite, useful as an absorbent for sanitary napkins is disclosed. It is a resilient, absorbent structure made from large particles of an amino-ether hydrophilic foam (and optionally...
4738988 Non-settling foams  
Polydiorganosiloxane compositions useful for producing flame resistant foam of the type containing finely divided nonmetallic fibrous heat resistant material and finely divided nonmetallic cellular...
4737407 Thermoset plastic pellets and method and apparatus for making such pellets  
The method of the present invention includes mixing a low viscosity thermoset resin and microspheres together without melting the thermoset resin and extruding the mixture to form a continuous...
4722943 Composition and process for drying and expanding microspheres  
Microsphere wet cake is mixed with a processing aid effective to prevent agglomeration and surface bonding of the microspheres, and thereafter removing water by drying with continuous mixing,...
4722945 Flame-retardant latex foams  
A flame-retardant latex foam contains at least 35 (and preferably 40 to 55) parts by weight of an expandable graphite per hundred parts by weight of latex. Additional flame-retardant materials...
4719249 Intumescent foamable compositions  
The intumescent material of this invention comprises a filled polyorganosiloxane composition that is elastomeric in the cured form and up to 70 parts by weight per 100 parts by weight of said...
4714715 Method of forming fire retardant insulating material from plastic foam scrap and the resultant product  
Fire retardant polystyrene insulating material is manufactured from expandable polystyrene scrap in admixture with a phenol-formaldehyde or melamine-formaldehyde resin in resole form, the resin...
4714722 Fly ash reactive filler for dehydrating and bonding aqueous polymeric compositions  
A method for accelerating the dehydration of aqueous dispersions and bonding the solids contained therein characterized by the addition of fly ash to the aqueous polymeric composition. The fly ash...
4713285 High temperature filter material  
A high temperature filter material, comprising a non-woven glass fiber matrix including mica particles, polymer micro-bits and a uniformly distributed binder system, is made by a wet laid...
4710520 Mica-polymer micro-bits composition and process  
A high temperature filter material, comprising a non-woven glass fiber matrix including mica particles, polymer micro-bits and a uniformly distributed binder system, is made by a wet laid...
4699810 Sealing compositions  
A storage-stable container sealing composition which is fluid and comprises an aqueous dispersion of a visco elastic, generally elastomeric, polymer and hollow microspheres of a thermoplastic...
4698366 Method for the manufacture of insulating porous shaped building articles  
A method for the manufacture of insulating, porous, shaped articles, such as insulating plates, blocks and similar construction elements, wherein expanded plastic spheres are mixed with a binder,...
4698370 Production of phenolic resin composite foam  
A phenolic resin composite foam is disclosed which is prepared by heating and foaming a novolak phenolic resin having a number average molecular weight of 250 to 600 and a bulk density of 0.15 to...
4696776 Method of producing polyurethane foams for low stress encapsulation  
A method for encapsulating electronic components in high acceleration and high thermal cycling environments. A liquid uncured thermal setting polyurethane formulation is mixed with a finely ground...
4692470 Process for incorporating powders in viscous fluids  
In order to overcome the problems encountered in attempting to mix finely divided organic polymer materials into viscous polyol because of accompanying air entrainment, the polymer material is...
4683246 Polyurethane foam-fiber composites  
Polyurethane foam-fiber composite structures comprising a flexible polyurethane foam uniformly mixed with a fibrous material and bonded with a liquid flexible resinous binding agent to provide a...
4681901 Neoprene foam of increased continuous volume  
The invention claimed here comprises a process for producing neoprene foam structures which are greater than four inches in diameter. The claimed invention also comprises a structure of neoprene...
4675213 Hydrophilized membrane of porous hydrophobic material and process for preparing the same  
A hydrophilized membrane of a porous hydrophobic material having micropores each defined by a surface at least part of which is coated with a hydrophilizing agent which is solid at about 20° C....
4673697 Insulation material and its preparation  
The invention provides an insulation material in the form of a cured composition comprising as components: (a) 10 to 30% w magnesium chloride, (b) 0 to 15% w of an organic resin, (c) 0 to...
4665050 Self-supporting structures containing immobilized inorganic sorbent particles and method for forming same  
A self-supporting structure comprising an inorganic sorbent and method for preparing is described in which the self-supporting structure is substantially free of sorbent fines and the sorption...
4644014 Foamed insulation and process for producing the same  
An insulating foam and a process for producing insulating foam, wherein a foamable first component may be made of alkyl sulfate, half ester of maleic anhydride and acrylic resin in an aqueous...
4632869 Resin composition, opaque film and method of preparing same  
A resin combination comprising a thermoplastic polymer matrix having dispersed therein as distinct phases, a multiplicity of small spherical solid particles of polybutylene terephthalate, the resin...
4629751 Gel-resistant bubble-filled wall repair compound  
Gel-resistant composition especially suited for filling, patching or repairing plaster, gypsum board panels and the like comprising a blend of glass microbubbles containing borate, high molecular...
4623584 Expandable phenolic resin-coated composite beads, a process for production thereof and a process for molding thereof  
Expandable phenolic resin-coated composite beads comprise an aggregate having coated thereon a solid, expandable resin composition comprising a solid, phenolic resin initial condensation product, a...
4618525 Coated glass microbubbles and article incorporating them  
The invention concerns glass microbubbles having an inorganic thin-film coating not exceeding about 10 nm in thickness, especially a coating of a metal, a metalloid, or an alloy thereof. When...
4608403 Method for making syntactic foam with improved processing characteristics using a silane coupling agent in combination with an alkylphenol alkoxylate  
Syntactic foam with improved processing characteristics is disclosed wherein a blend of coupling agents and alkylphenol alkoxylates are used to improve processibility and reduce cure time of the...
Matches 201 - 250 out of 534 < 1 2 3 4 5 6 7 8 9 10 11 >