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| Number | Title | Issue Date |
| 8173718 | Resilient, water dispersible polyurethane foams and products incorporating same A soft and resilient, cold-water dispersible polyurethane foam suitable for disposable personal care products is produced by the combination of corn syrup, glycerin, polyether diamine, PEG, a diisocyanate, water and a catalyst. The formulation and reaction condition... | 05/08/2012 |
| 7893124 | Method for producing rigid polyurethane foams The invention relates to a process for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups in the presence of c) blo... | 02/22/2011 |
| 7691913 | Rigid polyurethane foam based on toluene diamine-initiated polyols Rigid polyurethane foams are made using a polyol component that includes toluene diamine-initiated polyols containing specified levels of oxyethylene groups. Foams made from these polyols have low k-factors and excellent demold expansion values. ... | 04/06/2010 |
| 7423112 | Polyether polyols containing pendant amine groups and a process for their preparation The present invention relates to novel polyether polyols containing pendant amine group and to a process for their preparation. These polyether polyols have molecular weights of from about 105 to about 35,000, and contain at least one terminal hydroxyl group and at ... | 09/09/2008 |
| 7414080 | Polyurethane polishing pad The polishing pad is suitable for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a cast polyurethane polymeric material formed with an isocyanate-terminated reaction product formed from a prepolymer reaction of... | 08/19/2008 |
| 7361695 | Process to manufacture flexible polyurethane foams The present invention is to the production of flexible polyurethane foam in the absence of an amine catalyst. The reactivity of the foam forming system can be controlled by the addition of an autocatalytic polyol containing a tertiary amine where the amount of autoc... | 04/22/2008 |
| 7300961 | Polyol compositions useful for preparing dimensionally stable, low density water-blown rigid foams and the processes related thereto The present invention relates to polyol compositions which can be used to produce dimensionally stable, low density water-blown rigid foams which have acceptable compressive strengths and acceptable k-factors. In one embodiment of the present invention, the polyol c... | 11/27/2007 |
| 7285577 | Method for producing rigid polyurethane foam A method to produce a rigid polyurethane foam includes emulsifying a nucleating agent by mixing the nucleating agent with a polyol and a foam stabilizer, preparing a polyol mixture by mixing water, a catalyst, and a blowing agent at one of: before the emulsifying, d... | 10/23/2007 |
| 7268170 | Foam modifier, foams prepared from this novel foam modifier and a process for the preparation of these foams This invention relates to novel foam modifiers which can be used to prepare flexible foams. These novel foam modifiers provide improved processability and improved properties of the resultant flexible foams. The present invention also relates to the process of prepa... | 09/11/2007 |
| 7244384 | Method for manufacturing two and three piece golf balls constructed from polyurethane material A novel method of manufacturing a golf ball. A golf ball made with this invention exhibits the characteristic feel and playability of a balata cover with superior durability characteristics (cut and shear resistance) which exceed those of a balata or ionomer cover. | 07/17/2007 |
| 7238730 | Viscoelastic polyurethane foam The subject invention provides a viscoelastic polyurethane foam being flame retardant and having a density of greater than two and a half pounds per cubic foot that comprises a reaction product of an isocyanate component, an isocyanate-reactive blend, and a chain ex... | 07/03/2007 |
| 7223801 | Joint fill composition and method A composition and method for protecting pipeline joints is disclosed. A mold covers the exposed pipeline joint. A reaction composition including a polyol, an isocyanate, and an ester, preferably 2,2,4-trimethyl-1,2-pentanediol diisobutyrate, is added to the mold and... | 05/29/2007 |
| 7210276 | Wooden floor The invention relates to a wooden floor, consisting of a hardenable adhesive (12) which is painted onto a floor base (10) in a continuous layer, and covering elements (16) consisting of wood or a wood material that are joined to the adhesive in ... | 05/01/2007 |
| 7160930 | Water blown polyurethane spray foam system A composition and a method for producing primarily water blown polyurethane foams is provided. The composition uses isocyanate ratios greater than conventional foam system to provide a water blown polyurethane foam suitable for a wide variety of applications includi... | 01/09/2007 |
| 7160976 | Polyurethane PSA Pressure-sensitive adhesive based on polyurethane, characterized in that the polyurethane is composed of the following starting materials which are reacted with one another in the stated proportions: a) at least one aliphatic or alicyclic diisocyanate h... | 01/09/2007 |
| 7141613 | Flame resistant rigid foams and formulations for the production thereof The invention relates to flame resistant rigid foams and formulations useful for the production thereof. The polyol formulation must include at least one substance which is inert with respect to isocyanates, does not deplete the ozone layer and has a boiling point b... | 11/28/2006 |
| 7105069 | Sound absorbing/sound blocking automotive trim products Sound absorbing/sound blocking products, including trim products formed from a porous fibrous layer backed by a sound absorbing layer and a sound blocking layer for use within vehicles, and methods of making same, are provided. A porous fibrous layer structure inclu... | 09/12/2006 |
| 7097723 | Lightweight acoustic automotive carpet Light weight acoustic carpet including porous carpeting backed by a primary sound reducing layer and localized secondary insulators for use within vehicles, and methods of making same, are provided. A porous carpet structure including a carpet backing is heated to a... | 08/29/2006 |
| 7094812 | Colorant compositions Disclosed are colorant compounds of the formula wherein R, R1, R2, R3, and R4 each, independently of the others, is an alkyl group, an aryl group, an arylalkyl group, o... | 08/22/2006 |
| 7091300 | Polyurethane PSA for sensitive surfaces Polyurethane-based pressure-sensitive adhesive which attaches strongly to polar plastic surfaces, smooth metal surfaces and glass, but which has weak, if any, adhesion to paper, paperboard or skin and is easily detachable without damaging surfaces during its removal... | 08/15/2006 |
| 7078443 | Viscoelastic foam layer and composition A viscoelastic foam is provided having an amine-based polyol system to impart strength, recoverability and endurance to the foam, and an appropriately selected trifunctional non-amine-based polyol system to provide flexibility to the foam. The combination of amine-b... | 07/18/2006 |
| 7078442 | Method of consolidating sand or gravel into a solid mass A composition and method for consolidating aggregate material is disclosed. The method includes introducing a reaction composition into the aggregate material and allowing it to reach on form a polymer which binds the aggregate together. The composition includes pol... | 07/18/2006 |
| 7078475 | Synergistic amine chain-extenders in polyurea spray elastomers Disclosed are derivatives of isophorone diamine exhibiting a synergistic relationship with other commonly employed chain extenders offering enhanced efficacy with regard to slowing of the polyurea elastomer cure profile, and processes employing their use. According ... | 07/18/2006 |
| 7066724 | Apparatus for flatproofing a tire and wheel assembly An apparatus is disclosed for flatproofing a tire and wheel assembly with a flexible, lightweight foam-fill by supplying at least two polyurethane reactive materials to a static mixer. The static mixer mixes the reactants, and a nucleating gas is supplied to the mix... | 06/27/2006 |
| 7064172 | Catalyst for production of a polyurethane resin and method for producing a polyurethane resin Catalyst containing various amine compounds are described, for the production of polyurethane resins. ... | 06/20/2006 |
| 7056958 | Methods of production of high-strength black polyurethane foams Black polyurethane foams that exhibit higher strength black colorations without the need for concomitant increases in black colorants therein are provided. Such a resultant jetter black foam article is possible through the unexpectedly effective introduction of smal... | 06/06/2006 |
| 7034185 | Colorant precursor compositions Disclosed are colorant precursor compounds of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, each R′... | 04/25/2006 |
| 7008974 | Composition for preparing rigid polyurethane foam having good demolding property Disclosed is a composition for preparing a rigid polyurethane foam having a good demolding property by defining polyol component and catalyst component. The polyol component comprises 40˜60 wt. % of polyol obtained by polymerization with an organic oxide using sorb... | 03/07/2006 |
| 7009081 | N-methylated amines from selective vapor phase amination of amino ether alcohols A method for converting amino ether alcohols to amino ether amines by amination in the vapor phase with a catalyst comprising copper and zinc. The catalyst may also comprise an alkali, alkaline earth, or lanthanide element as a promoter. ... | 03/07/2006 |
| 6969759 | Colorant compositions Disclosed is a colorant composition of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, R′ is an arom... | 11/29/2005 |
| 6960636 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 11/01/2005 |
| 6949589 | Elastic foamed grinder material and method for producing the same An elastic foamed grinder material of polyurea series for grinding and/or buffing, which is obtainable by subjecting a composition including a main ingredient component including a polyisocyanate, and a composition comprising an aromatic diamine, a foaming agent, a ... | 09/27/2005 |
| 6930155 | Powder coatings based on thermoset-modified polymers and polyesters A polyurethane composition comprising: A) from 3 to 35% by weight of a polymeric composition comprising 1) at least one polymer and 2) at least one thermoset in amounts of from 0.5 to 50% by weight, based on... | 08/16/2005 |
| 6924321 | Polyols with autocatalytic characteristics and polyurethane products made therefrom The present invention discloses a process for producing a polyurethane product with autocatalytic polyols. These autocatalytic polyols are based on an initiator that contains a tertiary amine. These autocatalytic polyols are reacted with a polyisocyanate in the pres... | 08/02/2005 |
| 6916856 | Thermosetting resin compositions containing maleimide and/or vinyl compounds In accordance with the present invention, there are provided novel thermosetting resin compositions which do not require solvent to provide a system having suitable viscosity for convenient handling. Invention compositions have the benefit of undergoing rapid cure. ... | 07/12/2005 |
| 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 |
| 6906147 | Catalytic systems This invention relates to single-component and multi-component catalytic systems using aryl titanates. Aryl titanate compounds are useful as catalysts and co-catalysts in single-component and multi-component catalytic systems (e.g., for the polymerization of macrocy... | 06/14/2005 |
| 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 |
| 6861454 | Raw materials for anti-cracking polyurethane foams and method for preparing the same Raw materials for anti-cracking polyurethane foams comprises: a mixed polyol 100 weight parts; an isocyanate 140˜180 weight parts; a catalyst 1.0˜3.0 weight parts; water 1˜2.5 weight parts; a foam blowing agent 30.0˜35.0 weight parts; and an additive 1.0˜3.0 we... | 03/01/2005 |
| 6831110 | Rigid, dimensionally stable polyurethane foams and a process for the production of such foams in which the foam pressure is reduced Rigid foams are made by reacting a polyisocyanate with an isocyanate-reactive composition which includes at least one isocyanate-reactive compound, preferably, an amine-initiated polyol and more preferably, an amine-initiated polyether polyol and a second, different... | 12/14/2004 |
