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| Number | Title | Issue Date |
| 8349907 | Invention relates to the use of foam stabilizers, produced on the basis of sustainable raw materials, for prroducing polyurethane foams Preparation and use of polyurethane foams with the use of foam stabilizers of the general formula (I) ... | 01/08/2013 |
| 8044109 | Polyurethane foams containing silicone surfactants The present invention relates to polyurethane foam prepared from a polyurethane foam-forming reaction mixture possessing a silicone copolymer surfactant, methods for making the surfactant, and a process for preparing low density polyurethane foams. ... | 10/25/2011 |
| 8034848 | Use of low-viscosity aqueous hot-cure flexible polyurethane foam stabilizer solutions containing polyethersiloxanes in the production of hot-cure flexible polyurethane foams The subject matter of the present invention relates to a low-viscosity aqueous hot-cure flexible polyurethane foam stabilizer solution which can be used in the production of hot-cure flexible polyurethane foams, wherein the low-viscosity aqueous hot-cure flexible po... | 10/11/2011 |
| 7754778 | Linear polydimethylsiloxane-polyoxyalkylene block copolymers linked via Si-C groups and via carboxylic ester groups, a process for preparing them and their use The invention provides linear polydimethylsiloxane-polyoxyalkylene block copolymers containing Si—C groups and carboxylic ester groups and having repeating (A1BA2B) units where A1 and A2 are two different polydimethylsil... | 07/13/2010 |
| 7671103 | Use of block polyethersiloxanes as stabilizers in polyurethane foams The invention relates to the use of compounds of the general formula (VII) as stabilizers in the preparation of polyurethane foams. ... | 03/02/2010 |
| 7393879 | High resilient silicone foam and process for preparing same A method for producing a novel silicone foam by reaction of a polyisocyanate with a silicone oligomer having a plurality of functional end groups with active hydrogens, optionally in the presence of fire-retardants, under foam forming conditions which creates a new ... | 07/01/2008 |
| 7378454 | Polyurethane composition and polishing pad A polyurethane composition containing solid beads dispersed therein, is formed of a microcellular polyurethane foam, and the composition has a storage modulus of elasticity at 40° C. of 270 MPa or more as measured by means of a dynamic elasticity measuring device. ... | 05/27/2008 |
| 7311500 | Turbomachine blade A turbomachine blade comprising a root portion and an aerofoil portion, the aerofoil portion having a leading edge, a trailing edge, a concave metal wall portion extending from the leading edge to the trailing edge and a convex metal wall portion extending from the ... | 12/25/2007 |
| 7285578 | Water-in-oil emulsion composition for forming silicone elastomer porous material A water-in-oil emulsion composition for forming a silicone elastomer porous material contains a liquid silicone rubber material which forms a silicone elastomer upon curing, a silicone oil material which has a surface activation function, and water. ... | 10/23/2007 |
| 7268169 | Silicone elastomer porous body A substantially closed-cell silicone elastomer porous body includes cells with diameters of 50 μm or less, which occupy 50% or more of all the cells, and has a closed cell rate of 60% or more. ... | 09/11/2007 |
| 7214294 | Azeotrope-like compositions of pentafluoropropane and water This invention provides azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and water that are environmentally desirable for use as refrigerants, aerosol propellants, metered dose inhalers, blowing agents for polymer foam, heat transfer media, and gaseous di... | 05/08/2007 |
| 7205338 | Composition for forming porous film, porous film and method for forming the same, interlevel insulator film, and semiconductor device Provided is a coating liquid for forming a porous film having desirably controlled thickness and having excellent dielectric and mechanical properties, using the conventional semiconductor process. Specifically, provided is a composition for forming a porous film co... | 04/17/2007 |
| 7196153 | Equilibration of siloxanes The invention relates to a process for the preparation of equilibration products of organosiloxanes by rearrangement of the siloxane bond to a cation exchange resin, the organopolysiloxanes thus obtainable and the use thereof. ... | 03/27/2007 |
| 7183330 | Silicone surfactants for rigid polyurethane foam made with hydrocarbon blowing agents A method for making a rigid polyurethane foam by reacting a polyisocyanate and a polyol in the presence of a urethane catalyst, a blowing agent and a silicone surfactant characterized by employing a blowing agent comprising a C4 or C5 hydrocarbon, or mixtures thereo... | 02/27/2007 |
| 7179882 | Low viscosity polymer polyols The present invention relates to low viscosity polymer polyols and to a process for the preparation of these low viscosity polymer polyols. These polymer polyols comprise the free-radical polymerization product of (A) a base polyol, (B) a pre-formed stabilizer, and ... | 02/20/2007 |
| 7160975 | Methacrylates as stabilizers for polymer polyols This invention relates to ethylenically unsaturated macromers which contain reactive unsaturation, and to a process for preparing these ethylenicallly unsaturated macromers which contain reactive unsaturation. The process of preparing these ethylenically unsaturated... | 01/09/2007 |
| 7141612 | Stabilized foams including surface-modified organic molecules The invention relates to stabilized gas-in-liquid dispersions or foams containing a liquid continuous phase, a dispersed gas phase, and surface-modified fullerenes, dendrimers, organic polymeric microspheres, or combinations thereof. ... | 11/28/2006 |
| 7129279 | Lightweight tire support and composition and method for making a tire support A polyurethane-polymer composition suitable for preparing a lightweight tire support includes at least one isocyanate, at least one polyol, and at least one chain extender. A polyurethane-polymer composition can also include an additive such as a catalyst, a filler,... | 10/31/2006 |
| 7115535 | Personal care articles comprising batting The present invention relates to a substantially dry, disposable personal care article comprising: a) a water insoluble substrate comprising: 1) a non-scouring, lofty, low-density batting layer comprisi... | 10/03/2006 |
| 7105127 | Method for production of metal foam or metal-composite bodies with improved impact, thermal and sound absorption properties A method for the production of foamable or foamed metal pellets, parts and panels. The method comprises the steps of: i) providing a mixture of a metal alloy powder with a foaming agent powder, ii) pre-compacting the mixture of step i); iii) heating the pre-compacte... | 09/12/2006 |
| 7096995 | Polyurethane foam cabinets The invention provides a loudspeaker system having a housing made of a plastic casing and a foam positioned against the interior walls of the casing through a reaction between the foam and the interior wall. The foam increases the stiffness of the walls as well as p... | 08/29/2006 |
| 7098255 | Process for producing polyurethane foam A process for producing a finely cellular polyurethane foam by mixing a first ingredient comprising an isocyanate compound and a second ingredient comprising a compound containing an active hydrogen group, characterized by comprising adding a nonionic silicone surfa... | 08/29/2006 |
| 7053142 | Plasticized polyurethanes for use in golf balls A golf ball comprising a core and a cover layer, wherein at least one of the core or cover layer comprises a plasticized polyurethane composition comprising at least one polyurethane and at least one plasticizer. ... | 05/30/2006 |
| 7026399 | Golf ball incorporating a polymer network comprising silicone A composition including a non-silicone material, a silicone material, and a crosslinking agent. The composition forms a structure selected from the group consisting of an interpenetrating network structure and a thermoplastic vulcanizate structure. ... | 04/11/2006 |
| 7008972 | Golf ball comprising microporous materials and methods for improving printability and interlayer adhesion Golf balls and methods of making same having at least one layer including a microporous composition, wherein the microporous composition includes a polymer component and a filler component and interconnecting pores, so as to improve adhesion between layers, printabi... | 03/07/2006 |
| 6956066 | Polyimide foams A fully imidized, solvent-free polyimide foam having excellent mechanical, acoustic, thermal, and flame resistant properties is produced. A first solution is provided, which includes one or more aromatic dianhydrides or derivatives of aromatic dianhydrides, and may ... | 10/18/2005 |
| 6921779 | Blowing agent enhancers for polyurethane foam production Rigid polyurethane blowing agent enhancers, methods for using them, and the products produced by these methods are disclosed. The enhancers are low molecular weight alcohols and/or ethers that assist the action of blowing agents comprising a hydrohalocarbon compound... | 07/26/2005 |
| 6890966 | Process for the production of a lightweight cold urethane In a process for the production of a lightweight cold urethane wherein raw materials are injected into a mold in one shot, diethanolamine is added in an amount of 0.1 to 2.0 parts by weight per 100 parts by weight of the polyol. When principal raw materials includin... | 05/10/2005 |
| 6887911 | Molded foam articles prepared with reduced mold residence time and improved quality Foamed molded articles produced by reaction injection molding (RIM) are provided. The molded articles are formed by reaction of a polyisocyanate component with an isocyanate reactive component in a mold using a blowing agent. The molded articles are preferably compo... | 05/03/2005 |
| 6861453 | Process for producing a urethane-modified polyisocyanurate foam A process for producing a urethane-modified polyisocyanurate foam having excellent characteristics such as flame retardancy, heat resistance and low smoking property, and further having improved initial adhesion, particularly adhesion after a relatively long period ... | 03/01/2005 |
| 6841586 | Felted hydrophilic ester polyurethane foams An ester polyurethane foam is prepared by reacting a mixture of one or more polyester polyols with one or more isocyanates and one or more silicone surfactants in the presence of a blowing agent, such as water, and other additives, such as catalysts. The cured foam ... | 01/11/2005 |
| 6818674 | Elastic member and image formation equipment There are disclosed an elastic member which comprises (A) polyurethane foam obtained by agitationally mixing a foaming agent, a foam stabiizer and a urethane prepolymer synthesized from a polyol and a polyisocyanate in the presence of a modified silicone, or (B) pol... | 11/16/2004 |
| 6787580 | Water-free preparation process for multimodal thermoplastic polymer foam and foam therefrom Prepare a multimodal thermoplastic polymer foam having a distribution of large and small cells in a substantial absence of water by using a blowing agent stabilizer. Multimodal foams of the present invention have blowing agent stabilizer predominantly located proxim... | 09/07/2004 |
| 6777455 | Process for producing polyurethane foam A process for producing a finely cellular polyurethane foam by mixing a first ingredient comprising an isocyanate compound and a second ingredient comprising a compound containing an active hydrogen group, characterized by comprising adding a nonionic silicone surfa... | 08/17/2004 |
| 6756415 | Flexible polyurethane foam and method for its production A flexible polyurethane foam having a core impact resilience of at most 40%, of which the half-width of the resonance transmission peak in the resonance curve is at most 1 Hz. ... | 06/29/2004 |
| 6756416 | Hydrophilic ester polyurethane foams An ester polyurethane foam is prepared by reacting a mixture of one or more polyester polyols with one or more isocyanates and one or more silicone surfactants in the presence of a blowing agent, such as water, and other additives, such as catalysts. The cured foam ... | 06/29/2004 |
| 6747068 | Hydrophobic polyurethane foam The invention is a hydrophobic polyurethane foam prepared from a conventional PO/EO polyether polyol, a graft polyol and a hydrophobicity inducing surfactant. The foam is sufficiently hydrophobic to pass a stringent water impermeability test. ... | 06/08/2004 |
| 6734219 | Flexible polyurethane foam and method for its production A method for producing a flexible polyurethane foam in an open state, which comprises reacting a polyol with a polyisocyanate compound in the presence of a catalyst, a blowing agent and a foam stabilizer, wherein as the polyol, a polyol having a hydroxyl value of at... | 05/11/2004 |
| 6653359 | Fire retardant silicone surfactants for use in inert gas blown polyurethane foams Silicone surfactants for use in inert gas blown polyurethane foams comprise low to moderate molecular weight comb-type flame-retardant silicone copolymers possessing no high ethylene oxide content branches. The silicone surfactants yield Dissolved Gas Tec... | 11/25/2003 |
| 6653361 | Flame retardant polyurethane composition and method of manufacture thereof A polyurethane foam or elastomer comprises an organic polyisocyanate component, an active hydrogen-containing component reactive with the polyisocyanate component, wherein the viscosity of this component is less than about 500 cP at room temperature, a ca... | 11/25/2003 |
