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US20150020573 IMPACT ABSORBING FOAM  
This invention relates to impact absorbing foams. These foams comprise a polymeric foam and ceramic particulates dispersing the foam. These foams have numerous uses, including, for example, as...
US20140045962 IMPACT ABSORBING FOAM  
This invention relates to impact absorbing foams. These foams comprise a polymeric foam and ceramic particulates dispersing the foam. These foams have numerous uses, including, for example, as...
US20110124760 FIRE-RESISTANT POLYURETHANE FOAM AND FABRICATION METHOD THEREOF  
A fire-resistant polyurethane foam is provided. A hydroxyl-containing inorganic fire retardant is premixed with a polyisocyanate and a polyol, respectively, to form two premixtures. Then, the two...
US20140330235 SUPER SOFT FOAMS  
Super-soft foam materials, optionally for use as medical dressings, are provided. The pads are made of a foam prepared from NCO-terminated prepolymers in combination with an aqueous phase...
US20130203880 POLYURETHANE FOAMS WITH DECREASED ALDEHYDE EMISSIONS, A PROCESS FOR PREPARING THESE FOAMS AND A METHOD FOR DECREASING ALDEHYDE IN POLYURETHANE FOAMS  
This invention relates to polyurethane foams which exhibit decreased aldehyde emission, to a process of preparing these polyurethane foams, and to a method of decreasing aldehyde emissions in...
US20140010981 PRODUCING FOAMS HAVING IMPROVED PROPERTIES  
The present invention relates to a composition for producing a rigid polyurethane foam comprising at least one polyol having a molecular weight of not less than 1700 g/mol and at least one blowing...
US20120196946 PROCESS FOR MAKING A FLEXIBLE POLYURETHANE FOAM  
Flexible polyurethane foam having a density of 25-70 kg/m3 and a compression load deflection of 5-15 kPa. Process for making a flexible polyurethane foam and the use as plant growth medium and in...
US20120157559 HYDROPHILIC ALIPHATIC POLYURETHANE FOAMS  
The invention relates to hydrophilic aliphatic polyurethane foams obtained by reacting special prepolymers having a low monomer concentration and hydrophilic polyisocyanates in the presence of...
US20130109774 METHOD FOR PRODUCING HYDROPHILIC, ALIPHATIC POLYURETHANE FOAMS HAVING LOW BULK DENSITY  
The invention relates to a method for producing hydrophilic, aliphatic polyurethane foams having low bulk density. The invention further relates to hydrophilic, aliphatic polyurethane foams that...
US20140329923 POLYURETHANE FOAM  
A method of making a polyurethane foam from a mixture of isocyanate modified polyol and foam-forming ingredients, wherein the isocyanate modified polyol is made by reacting at least one polyol...
US20130158145 POLYURETHANE HAVING HIGH LIGHT REFRACTION  
The present invention relates to the use of solvent-free low-monomer polyisocyanates based on araliphatic diisocyanates for the production of light- and weather-resistant polyurethane bodies...
US20140107243 HYDROPHILIC POLYURETHANE FOAM WITH LOW VOLUME SWELLING  
The invention relates to a specific composition comprising A) isocyanate-functional prepolymers obtainable by reaction of A1) aliphatic diisocyanates with A2) di- to hexa-functional polyalkylene...
US20120041090 PROCESS FOR PREPARING A FLEXIBLE POLYURETHANE FOAM  
The process comprises preparing a reaction mixture from a polyisocyanate component and from a polyol component which comprises one or more polyester polyols formed from at least one dimer fatty...
US20050276969 Cushioning material for flexographic printing  
To provide a cushioning material for flexographic printing in which an adhesive strength between the cushioning material and an adhesive increases when adhesion processing is performed on the...
US20050222292 Moisture-curing prepolymers  
Solvent-containing formulations including NCO-containing prepolymers based on TDI isocyanurate polyisocyanates and diphenylmethane diisocyanates where some prepolymers are prepared using a...
US20120184639 METHOD FOR LOWERING EMISSIONS OF A POLYURETHANE FOAM  
The present invention relates to a process for the production of polyurethane foams from A1 compounds containing isocyanate-reactive hydrogen atoms and having a molecular weight of from 400 to...
US20100234483 FOAM SEAL FORMULATION  
Molded polyurethane foams are provided which are useful as seals and have an ultimate elongation of at least about 300%. The foams may be formed from a first composition including a polyol, a...
US20140378031 POLISHING PAD  
The purpose of the present invention is to provide: a polishing pad which has improved dressing properties, while maintaining the hardness; or a polishing pad which does not easily make a scratch...
US20130165544 ISOCYANATE-TERMINATED PREPOLYMER, THE METHOD FOR PREPARING THE SAME AND THE USE THEREOF  
The present invention pertains to the field of polyurethane, especially relates to an isocyanate-terminated prepolymer, the method for preparing the same and the use thereof. The present invention...
US20100184878 POLYURETHANE FOAMS COMPRISING OLIGOMERIC POLYOLS  
The invention relates to polyurethane foams comprising oligomeric polyols. In embodiments of the invention, the polyurethane foams comprise the reaction product of: (a) a polyisocyanate; and (b)...
US20120083544 REINFORCED MICROCELLULAR URETHANE PRODUCTS  
A microcellular urethane composition, comprising a polyol component, an isocyanate component having an isocyanate index ratio of from about 65 to about 145; and up to about 50% by weight of a...
US20130085193 TERTIARY AMINE COMPOSITION AND METHOD FOR MAKING THE COMPOSITION  
A composition and method for producing a tertiary amine is disclosed. The tertiary amine is contacted with an inert gas. The inert gas is nitrogen or more preferably argon. The amine composition...
US20140094530 POLYURETHANE AND POLYISOCYANURATE RIGID FOAMS FOR ROOFING INSULATION  
Polyurethane foams having a NFPA 101 Class B rating (ASTM E-84) which pass the FM 4450 calorimeter Test are produced by reacting: (a) an organic polyisocyanate, (b) at least one polyether polyol...
US20140066535 METHOD FOR PRODUCING FLEXIBLE POLYURETHANE FOAM MATERIALS  
The present invention relates to a method for producing flexible polyurethane foams, wherein an isocyanate component (component B) is used which comprises polyether carbonate polyol, and to the...
US20080164112 Cylindrical Mouldings Based On Cellular Polyurethane Elastomers  
A cylindrical molding based on cellular polyurethane elastomers having a density according to DIN EN ISO 845 of from 300 to 900 kg/m3, a tensile strength according to DIN EN ISO 1798 of ≧2.0...
US20090312451 Unsaturated Polyester-Urethane Prepolymer and its Applications  
The present invention relates to an ethylenically unsaturated prepolymer comprising at least one ending X which reacts by condensation chosen from hydroxyl and/or amine or free isocyanate groups...
US20090018480 PRODUCTION OF POLYURETHANE FOAMS FOR WOUND MANAGEMENT  
The present invention provides novel polyurethane-based wound dressing foams, obtained by foaming and curing silane-terminated polyurethanes.
US20080161440 Prepolymers and Cellular Polyisocyanate Polyaddition Products Produced Therefrom  
A prepolymer having an NCO content of less than 10%, based on the reaction of (a) diisocyanate with (b) polyether alcohol, the (b) polyether alcohol comprising (b1) and (b2) and/or (b3) with the...
US20090286896 POLYOL FORMED FROM AN EPOXIDIZED OIL  
A polyol includes the reaction product of an epoxidized oil and an organic acid. The epoxidized oil and the organic acid are reacted in the presence of a Lewis base catalyst including at least one...
US20050131095 Novel polyols  
Polyoxyethylene polyoxypropylene polyol having an average nominal hydroxyl functionality of 2-6, an average equivalent weight of 500-5000, an average molecular weight of 1000-20000, an oxyethylene...
US20090247658 PROCESS FOR PRODUCING POLYURETHANE AND USE OF POLYURETHANE OBTAINED BY THE SAME  
A polyurethane and a polyurethane-urea are provided which are extremely useful in high-performance polyurethane elastomer applications such as elastic polyurethane fibers, synthetic/artificial...
US20100249913 Reticulated elastomeric matrices, their manufacture and use in implantable devices  
This invention relates to biodurable, reticulated elastomeric matrices that are resiliently-compressible, their manufacture and uses including uses for implantable devices into or for topical...
US20090062414 System and method for producing damping polyurethane CMP pads  
A solid product formed by polymerizing a urethane prepolymer in the presence of a curative has a Bashore rebound that is less than about 38%. Preferably, the urethane prepolymer is an aliphatic...
US20070270518 Phase-Stable Polyurethane Prepolymers  
The invention relates to phase-stable prepolymer compositions, in particular for producing polyurethane foams, said prepolymer composition containing polyurethane prepolymers obtained through a...
US20110054057 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...
US20150087737 Hydrophilic Polyurethane Foam for Liquid Based Cleaning Applications  
A reaction system for forming a hydrophilic polyurethane foam for liquid based cleaning applications includes a composition that has a prepolymer component and an aqueous component. The prepolymer...
US20130243986 METHOD OF MOLDING RIGID POLYURETHANE FOAMS  
A method of making a molded rigid polyurethane foam comprising injecting into a closed mold cavity a reaction mixture at a packing factor of 1.03 to 1.9, wherein the mold cavity is under a...
US20120095122 POLYURETHANE MICROCELLULAR ELASTOMER, METHOD FOR PREPARING SAME AND USE THEREOF  
The present invention relates to polyurethane, and specifically relates to a polyurethane microcellular elastomer, a method for preparing the same, and the use thereof. The polyurethane...
US20090247659 INSECT-RESISTANT POLYURETHANE FOAM  
The invention described herein relates to an essentially closed-cell two-component polyurethane foam containing an pesticide, which upon curing provides a barrier to insect infestation.
US20080300335 Process For Producing Viscoelastic Polyurethane Foams  
The invention relates to a process for producing viscoelastic flexible polyurethane foams by reacting a) polyisocyanates withb) compounds having at least two hydrogen atoms which are reactive...
US20100230879 Process for producing polyurethane elastomer foams  
Polyurethane elastomer foams can be prepared by mixing an isocyanate-terminated prepolymer obtained by reaction of a polyol with 3,3′-dimethylbiphenyl-4,4′-diisocyanate, with a foaming agent...
US20100130632 Closed Cell Foams Comprising Urethane Elastomers  
Chemically blown polyurethane elastomeric closed cell foams which exhibit physical characteristics similar to those of neoprene foams are disclosed. The foams are prepared by blending a...
US20050020706 Method for producing polyurethane prepolymer having a low content of monomers  
This invention describes a process for the production of isocyanate-terminated polyurethane prepolymers by reacting polyisocyanates in stages with polyols and to their use.
US20130184367 FOAMED LIGHTFAST POLYURETHANE MOULDINGS  
The invention relates to foamed lightfast polyurethane mouldings and to the use thereof.
US20090253819 PROCESS FOR PREPARING POLYURETHANES  
The invention relates to a process for the preparation of polyurethanes by reacting polyisocyanates a) with compounds having at least two hydrogen atoms reactive with isocyanate groups b), wherein...
US20070238797 Medicated Polyurethane Foams  
A method of forming a polyurethane foam suitable for use as a wound-contacting layer, said method comprising: mixing 1 part by weight of an isocyanate-capped prepolymer having from 0.5 to 1.2 meq...
US20110015291 PREPOLYMERS BASED ON DI- OR POLYISOCYANATES AND FORMAMIDE-TERMINATED LOW MOLECULAR WEIGHT COMPOUNDS, PROCESSES FOR PREPARING THE SAME AND USES THEREOF  
Prepolymers, which are accessible from formamides of low molecular weight di- or triamines (formamide-terminated low molecular weight compounds) and di- or polyisocyanates, of the general formula...
US20090253816 COMPOSITION FOR PREPARING A BIODEGRADABLE POLYURETHANE- BASED FOAM AND A BIODEGRADABLE POLYURETHANE FOAM  
Composition for preparing a biodegradable polyurethane-based foam and a biodegradable polyurethane foam, comprising mixtures based on poly(hydroxybutyrate) polymer, polyols of renewable source,...
US20050176840 Prepolymer, polyol composition and process for making a flexible foam  
Isocyanate-terminated prepolymer having an NCO-value of 5-30% by weight and being the reaction product of an excessive amount of diphenylmethane diisocyanate comprising at least 80% by weight of...
US20100210748 REACTIVE POLYURETHANE COMPOSITIONS  
The present invention relates to reactive polyurethane compositions having only small amounts of free, low molecular weight diisocyanates before and after crosslinking, and to the production...

Matches 1 - 50 out of 78 1 2 >