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7622542 |
Plastic moldings from optionally filled polyurethanes and their use
The present invention relates to plastic moldings that are prepared from optionally filled polyurethanes. The plastic molding of the present invention exhibit high tenacity, flexural strength and...
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7619014 |
Rigid polyurethane foams for insulation and process for producing same
A rigid polyurethane foam having lose density without an increased k-factor can be produced by adding small amounts of butyl alcohol to a polyurethane composition containing an isocyanate, at least...
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7601762 |
Polyvinylchloride/polyurethane hybrid foams with improved burn properties and reduced after-glow
The present invention provides a rigid polyurethane foam comprising the reaction product, at an isocyanate index of from about 90 to about 400, of a polyisocyanate and a polyol component...
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7601761 |
Rigid polyurethane foams with increased heat performance
The present invention provides a rigid polyurethane foam made from the reaction product, at an isocyanate index of from about 90 to about 400, of a polyisocyanate, and a polyol component containing...
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7588121 |
Flexible polyurethane foam and process for its production
To provide a flexible polyurethane foam having improved sound absorbing properties in a low frequency region. A process for producing a flexible polyurethane foam which comprises foaming a...
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7576137 |
Molding made from polyurenthane
A polyurethane molding is composed of at least two different polyurethane materials, namely of a polyurethane gel and a polyurethane foam. The foam and the gel are arranged in layers one above...
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7572837 |
Process for the production of flexible polyurethane foams
Flexible polyurethane foams are produced by reacting a polyol and a polyisocyanate in the presence of a catalysts and other auxiliary agents, the process characterized in that a tin-based catalyst...
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7538154 |
Aqueous foam coating with soft-feel effect
The invention provides aqueous preparations having soft-feel properties, foams obtainable by mechanically foaming these preparations, and soft-feel coatings based on the foams. The preparations...
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7511082 |
Polyurethane foam and method of manufacturing the same
The invention provides a polyurethane foam manufactured from a polyisocyanate and a polycarbonate polyol. Moreover, the invention provides a method of manufacturing the polyurethane foam...
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7465757 |
Foamed isocyanate-based polymer, a mix and process for production thereof
The invention relates to a foamed isocyanate-based polymer derived from a reaction mixture comprising an isocyanate, an active hydrogen-containing compound, a blowing agent and a highly branched...
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7432312 |
Polyurethane foam having deodorization property or antibacterial effect
The purpose of the present invention is to provide a polyurethane foam that is excellent in adsorption property of odor and humidity and antibacterial property. Further, the purpose of the present...
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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...
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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...
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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...
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7393465 |
Hydrophobic polyols of low viscosity
A process for preparing hydrophobic polyols that includes reacting A) a mixture having an OH content of from 180 to 300 mg KOH/g, a viscosity at 23° C. of from 5000 to 20 000 mPas and an OH...
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7390867 |
Isocyanate adducts
The invention relates to isocyanate adducts which can be prepared by reacting at least one polyisocyanate with compounds having at least two hydrogen atoms which are reactive toward isocyanate...
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7390839 |
Blends of alkyl substituted triaryl phosphate esters with phosphorus-containing flame retardants for polyurethane foams
Flame retardant flexible polyurethane foam compositions, methods of flame retarding flexible polyurethane foam compositions, articles made therefrom and flame retardants that comprise blends of...
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7388037 |
Low-resilience flexible polyurethane foam and process for producing the same
A flexible polyurethane foam whereby exceedingly low resilience can be obtained without using a plasticizer and the hardness change due to a temperature change is little; and a process for its...
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7388036 |
Flexible polyurethane foam, process for its production, and seat for automobile employing it
A novel flexible polyurethane foam having good vibration characteristics and being excellent in occupant posture stability, is provided. A flexible polyurethane foam obtainable by reacting a high...
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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...
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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...
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7338983 |
Low density polyurethane foam, method of producing, and articles comprising the same
A method for producing a cured, low-density polyurethane foam, the method comprises frothing a reactive polyurethane-forming composition comprising an isocyanate-containing component, an active...
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7326738 |
Composition and process for forming a flexible polyurethane foam sealing device
The subject invention provides a composition and a process for forming a flexible polyurethane foam sealing device having improved compression set properties at increased temperatures. The sealing...
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7326362 |
Blowing agent, premix and process for preparing rigid polyurethane foam or polyisocyanurate foam
In the present invention, a rigid polyurethane foam or polyisocyanurate foam is prepared by mixing an isocyanate with a premix of a polyol, a blowing agent, a reaction catalyst, a foam stabilizer...
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7307136 |
Polyurethane elastomers
A polyisocyanate-based elastomer having a ratio of the storage modulus (E′) at 20° C. and the storage modulus (E′) at 120° C. of between 0.75 and 1.5, a tan δ at 100° C. of less than 0.1...
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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...
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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,...
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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...
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7262227 |
Process for producing synthetic resin foam, blowing agent and premix
The present invention relates to a process for producing a synthetic resin foam which comprises reacting at least one polyol with at least one polyisocyanate compound in the presence of an organic...
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7244772 |
Process for preparing polyurethane polyol and rigid foams therefrom
We describe a process for the preparation of polyurethane polyol from CARDANOL 3-(8pentadecenyl)phenol, derived from cashew nut shell liquid (CNSL), a renewable resource material. The polyol is...
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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...
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7230037 |
Method for mixing a polyol component and an isocyanate component
The present invention relates to a method for the continuous mixing of at least one polyol component and at least one isocyanate component and optionally additives to form a polyurethane reaction...
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7230036 |
Foam insulation made with expandable microspheres and methods
A polyurethane and/or polyisocyanurate foam is made using expandable microspheres which encapsulate a primary blowing agent. By expanding during the foam making process, the microspheres function...
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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...
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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,...
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7208531 |
Viscoelastic polyurethane foam
The subject invention provides a viscoelastic polyurethane foam having a density of from one to twenty pounds per cubic foot. The foam is formed from a composition that is a reaction product of an...
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7202284 |
Foamed thermoplastic polyurethanes
Process for the preparation of foamed thermoplastic polyurethanes characterized in that the foaming of the thermoplastic polyurethane is carried out in the presence of thermally expandable...
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7199164 |
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...
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7183331 |
Method for producing a rigid polyurethane foam
A method for producing a rigid polyurethane foam, which comprises reacting a polyol with a polyisocyanate in the presence of an amine catalyst and a blowing agent, wherein as the amine catalyst, at...
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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...
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7179845 |
Elastomeric latex foams
The invention relates generally to a stable flexible latex foam. The latex foam will contain at least one polymer having a plurality of hard domains and a plurality of soft domains, a micelle...
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7169824 |
Process for preparing a flexible polyurethane foam
Process for preparing flexible polyurethane foam by reacting an MDI-based polyisocyanate and a polyether polyol with a high oxyethylene content in a mold.
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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...
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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...
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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...
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7094811 |
Energy absorbing flexible foams produced in part with a double metal cyanide catalyzed polyol
Energy absorbing flexible foams can be produced by reacting an isocyanate with a first polyol, prepared at least in part by an active double metal cyanide catalyst and a second polyether polyol is...
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7087657 |
Stable polyol dispersions, polyurethane moldings produced therefrom, and their use
The present invention relates to polyol dispersions with long-term stability, to cellular polyurethane moldings produced therewith, to processes for their preparation and to their use.
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7084230 |
Oxylated vegetable-based polyol having increased functionality and urethane materials formed using the polyol
The present invention generally includes material comprising the reaction product of an A-side comprising an isocyanate and a B-side comprising a crosslinker, a catalyst, and a modified vegetable...
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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...
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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...
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