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| Number | Title | Issue Date |
| 7423069 | Blends of tetrahalophthalate esters and phosphorus-containing flame retardants for polyurethane compositions Flame retardant flexible polyurethane foam compositions, methods of flame retarding flexible polyurethane foam compositions, articles made therefrom and flame retardants that comprise blends of tetrahalophthalate esters and phosphorus-containing flame retardant havi... | 09/09/2008 |
| 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 |
| 7288577 | Polyurethane foam containing flame retardant blend of non-oligomeric and oligomeric flame retardants A polyurethane foam can be flame retarded by the incorporation therein of a flame retardant blend that comprises: (a) a non-oligomeric non-halogenated organophosphorus flame retardant (e.g., a phosphate ester) that is adapted for use in a polyurethane foam formulati... | 10/30/2007 |
| 7208026 | Heat-resistant filter To provide a heat resistant filter of which the reduction of tensile strength and folding endurance is small even when used as a filter material for a filter used at high temperatures, failure of the filter material is difficult even when used at high temperatures, ... | 04/24/2007 |
| 7114503 | Process for producing an open celled foam The invention relates to a foam for purifying and filtrating air, particularly filtrating toxic compounds, such as for instance tar and polycyclic aromatic hydrocarbons (PAHs) from tobacco smoke, and to a method to prepare this foam. The foam according to the invent... | 10/03/2006 |
| 7012148 | Compositions and methods for thionation during chemical synthesis reactions Compositions and methods for using these compositions to produce high yields of thionated compounds are provided. ... | 03/14/2006 |
| 7008973 | Vacuum cooled foams A flexible, flame-retarded, polyurethane foam comprising brominated and/or phosphorous flame retardants and an acid scavenger. ... | 03/07/2006 |
| 6967223 | Fiber-free shaped parts A fiber-free molding composition containing: (a) a binder selected from the group consisting of an epoxide, a polyisocyanate, a furane-resin-free phenolic resin, and mixtures thereof; and (b) a filler mixture containing: (i) an inorganic high-temperature-resistant f... | 11/22/2005 |
| 6955778 | Method for producing syntactic polyurethane Syntactic polyurethanes are prepared by mixing hollow microspheres with polyurethanes by a process in which, in a first step, the polyurethane system components are reacted and, in a second step, the feeding of the hollow microspheres is effected in a mixing apparat... | 10/18/2005 |
| 6906110 | Method for the production of polyurethanes In a process for producing polyurethanes by reacting at least one polyisocyanate with at least one compound containing at least two hydrogen atoms which are reactive toward isocyanate groups, the compound having at least two active hydrogen atoms which is used is at... | 06/14/2005 |
| 6730713 | Creation of epoxy-based foam-in-place material using encapsulated metal carbonate The invention and formulation relates to methods, materials, and products for foam-in-place materials comprising a two-component foam-in-place structural material for producing a foamed product. A first component of the system includes an epoxy-based resin preferabl... | 05/04/2004 |
| 6706844 | Polyurethane products produced from aluminum phosphonate catalyzed polyetherols A method for the production of polyurethane products using very low unsaturation polyether polyols prepared in the presence of aluminum phosphonate catalysts is disclosed. Reaction products of the process include various polyurethane products including foams, coatin... | 03/16/2004 |
| 6706774 | Two-component on-site foam system and its use for foaming openings for the purpose of fire protection A two-component on-site foam system for producing an intumescing fire protection foam is described with a density of less than 200 kg/m3 and an increased fire resistance endurance, with a polyol component (A), which contains at least one polyol, one catal... | 03/16/2004 |
| 6660780 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 12/09/2003 |
| 6620879 | Powdery polyether carboxylate-based polymeric compositions A description is given of pulverulent polymer compositions based on polyether carboxylates, which are characterized in that they comprise a) from 5 to 95% by weight of a water-soluble polymer made up of polyoxyalkylene-containing structural units, carboxyl... | 09/16/2003 |
| 6610756 | Inorganic/organic composite foam and process for producing the same An inorganic/organic composite foam that has a foam structure obtained from a combination of a phosphoric acid compound and/or a sulfuric acid compound with a blowing agent therefor, has reduced brittleness due to a cured material of an urethane prepolyme... | 08/26/2003 |
| 6583191 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 06/24/2003 |
| 6451348 | Method of manufacturing porous matrix-type controlled release systems using emulsion technique A method of manufacturing a porous matrix-type drug delivery system is provided. It comprises the steps of: dispersing, stirring, and emulsifying an aqueous solution of a drug in an organic solvent having a polymer compound and a surface active agent solv... | 09/17/2002 |
| 6380273 | Process for producing flame-retardant flexible polyurethane foams The invention relates to a process for the production of flame-resistant flexible polyurethane foams having a low susceptibility to core discoloration, which comprises using hydroxyalkyl phosphonates as halogen-free flame retardants and as core discolorat... | 04/30/2002 |
| 6313186 | Inorganic-organic composite foam and process for the production thereof A inorganic-organic composite foam having a structure comprising phosphoric acids and a blowing agent for phosphoric acids, wherein the brittleness is improved by urethane prepolymer having NCO groups. The foam is produced by foaming and curing by mixing ... | 11/06/2001 |
| 6310110 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 10/30/2001 |
| 6211259 | Low volatile reinforcing system The present invention includes new compositions for making polyurethane and polyurethane foam compositions. These compositions comprise the reaction product of an isocyanate A-Side and a B-Side comprising: (i) a polyol having a molecular weight of about 1... | 04/03/2001 |
| 6169124 | Inner parting agents for producing self-parting moldings made of polyisocyanate polyaddition products In a process for producing self-releasing, compact or cellular moldings which comprise polyisocyanate polyaddition products and may contain reinforcing material by reacting a) organic and/or modified organic polyisocyanates with b) at least one compound contai... | 01/02/2001 |
| 6096401 | Carpet backing precoats, laminate coats, and foam coats prepared from polyurethane formulations including fly ash The present invention is a polyurethane carpet backing prepared from a polyurethane-forming composition wherein fly ash is included as a filler material. High loadings of fly ash can be obtained without detriment to the process for preparing a polyurethan... | 08/01/2000 |
| 6057377 | Molecular receptors in metal oxide sol-gel materials prepared via molecular imprinting A method is provided for molecularly imprinting the surface of a sol-gel material, by forming a solution comprised of a sol-gel material, a solvent, an imprinting molecule, and a functionalizing siloxane monomer of the form Si(OR)3-n Xn | 05/02/2000 |
| 6013691 | Expansible sealant compositions and blowing agents The present invention discloses a foam frothing alternative for blowing or frothing single component foams using gases which are incapable of being liquified within the limits of DOT aerosol cans, referred to herein as non-liquefiable gases. In this inven... | 01/11/2000 |
| 5981612 | Production of flameproofed, rigid, isocyanate-based foams The flameproofed, rigid, isocyanate-based foams, in particular rigid polyurethane and polyisocyanurate foams, are produced by reacting a) organic and/or modified organic polyisocyanates with b) at least one relatively high-molecular-weight compound containing at ... | 11/09/1999 |
| 5834535 | Moldable intumescent polyethylene and chlorinated polyethylene compositions An intumescent thermoplastic elastomer molding composition is disclosed that includes high density polyethylene with chlorinated polyethylene and/or silicone rubber; a heat stabilizer for the thermoplastic elastomer material and an intumescent and fire-re... | 11/10/1998 |
| 5776992 | Halogen-free, flame retardant rigid polyurethane foam The invention relates to a halogen-free, flame retardant rigid polyurethane foam based on polyether-polyols and polyisocyanates, which comprises, as the polyol component, mixtures of nitrogen-free and nitrogen-containing polyether-polyols and, as the flam... | 07/07/1998 |
| 5739173 | Preparation of flame-resistant soft polyurethane foams of reduced smoke density, and melamine/expandable graphite/polyether-polyol dispersions for this purpose A process for the preparation of flame-resistant soft polyurethane foams which produce less smoke in the event of fire involves reacting a) an organic polyisocyanate and/or a modified organic polyisocyanate with b) a high-molecular-weight compound containing at lea... | 04/14/1998 |
| 5721281 | Flame retardant porous plastics Opened-celled porous plastics or natural products are made flame retardant by coating the cell walls with a liquid containing carbonization auxiliaries and/or flame retardant agents. The excess liquid is removed and the mass is dried. The open-celled poro... | 02/24/1998 |
| 5719200 | Flame-resistant polyurea foam The flame-resistant polyurea foam of the invention contains calcium sulfate dihydrate as filler and ammonium polyphosphate as flame retardant. Its bulk density is from 25 to 250 kg/m3 and the number of open cells is above 80% of all its cells. ... | 02/17/1998 |
| 5677357 | Antistatic additive for organic polymer compositions An antistatic additive including a hexahalogenated ionic compound, and an antistatic additive composition for organic polymer compositions including an antistatically-effective amount of the hexahalogenated ionic compound, a solvent for the hexahalogenate... | 10/14/1997 |
| 5648401 | Foamed articles and methods for making same A composition which cures and foams at room temperature contains a acid-catalyzed, polymerizable resin, an acid and a filler which liberates gas in an endothermic reaction with the acid. The acid serves the dual purpose of catalyzing the polymerization re... | 07/15/1997 |
| 5622999 | Polysilicic acid/polyisocyanate basic materials, binding materials and foams and process for preparing same The invention relates to novel polysilicic acid/polyisocyanate basic materials, binding materials and foams with improved mechanical properties as well as a higher resistance against heat and chemicals. It is characteristic of the new base materials that ... | 04/22/1997 |
| 5605721 | Shock absorbing underlayment for artificial playing surfaces The present invention is directed to an underlayment composition for an artificial playing surface comprised of a butadiene rubber, such as polybutadiene or styrene-butadiene that is commercially available as recycled polycord tires that have been granuli... | 02/25/1997 |
| 5514722 | Shock absorbingg underlayment for artificial playing surfaces The present invention is directed to an underlayment composition for an artificial playing surface comprised of a butadiene rubber, such as polybutadiene or styrene-butadiene that is commercially available as recycled polycord tires that have been granuli... | 05/07/1996 |
| 5472987 | Surfactant composition for flexible polyurethane foam Surfactants for conventional flexible polyurethane foam may be improved by the addition of a minor amount of an organic acid salt.... | 12/05/1995 |
| 5391583 | Flame-retardant poly (polyisocyanate-organic phosphorus) products Flame-retardant poly (polyisocyanate-organic phosphorus) products are produced by mixing and reacting an organic phosphorus containing compound and a polyisocyanate compound in the presence of a polyisocyante catalyst. No other blowing agent is necessary.... | 02/21/1995 |
| 5373028 | Polyurethane foams having reduced visible emissions during curing In a method of preparing a poly-urethane and/or -urea foam from a formulation including (a) a polyisocyanate, (b) an isocyanate-reactive component, and (c) a visible emissions producing component, wherein (a), (b) and (e) are reacted under reaction condit... | 12/13/1994 |
