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8404348 |
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...
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8372893 |
Polyurethane foam
This disclosure describes a method of making a polyurethane foam and a method of reducing NVH expected to be experienced by a substrate using the foam. When the foam is subjected to 95% relative...
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8367870 |
Autocatalytic polyols
The present invention provides polymeric polyol compositions employing polyol compounds having multiple tertiary amine groups. Methods of making these compositions are also disclosed. Polyol...
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8318826 |
Ortho-cyclohexanediamine-initiated polyols and rigid polyurethane foam made therefrom
Polyether polyols are initiated with orthocyclohexanediamines such as 1,2-diaminocyclohexane. The polyols are useful in making rigid polyurethane foams, especially foams for pour-in-place...
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8304467 |
Polishing pad
A polishing pad generates very few scratches on a surface of a polishing object, and is excellent in planarization property. The polishing pad has a high polishing rate and is excellent in...
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8288448 |
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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8258196 |
Method for producing rigid polyurethane foam, and rigid polyurethane foam
To provide a method for producing a rigid polyurethane foam, whereby it is possible to reduce the density without causing deterioration in dimensional stability, and a rigid polyurethane foam. A...
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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...
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8148441 |
Polishing pad and manufacturing method thereof
A method for manufacturing a polishing pad made from a polyurethane resin foam having very uniform, fine cells therein and a polishing pad obtained by that method provides a polishing pad having...
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8143364 |
Composition made from a diisocyanate and a monoamine and process for preparing it
Process for preparing a composition by reacting a polyisocyanate, a monoalkoxy polyoxyalkylene monoamine and water. The composition and its use in making cellular products are claimed as well.
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8143321 |
N,N,N,′-trimethyl-bis-(aminoethyl) ether and its derivatives as catalysts for polyurethanes
The present invention provides compounds produced by the reaction of glycidyl ethers and glycidyl esters with ether compounds including N,N,N′-trimethyl-bis-(aminoethyl) ether. N...
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8124663 |
Foamed isocyanate-based polymer having improved hardness properties and process for production thereof
The invention relates to the surprising and unexpected discovery that a sub-group of phenolic resins (i.e., those which are substantially completely free of ether moieties) is particularly...
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8097657 |
Organic polymer porous material and method for producing the same
The present invention relates to organic polymer porous materials, and in particular, to an organic polymer porous material that functions as a reusable insoluble solid catalyst and a method for...
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8053485 |
Polyurethane foam
A polyurethane foam is disclosed and described. The polyurethane foam is formed by combining a first component comprising at least one polyol with a second component comprising at least one...
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7985779 |
Manufacture of polyurethane foam ball
The present invention relates to a novel method for manufacturing a cellular elastomeric polyurethane foam ball. The product polyurethane foam ball may be used as a core for a tennis ball which...
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7964653 |
Polyol composition for two-component curable abrasive foam, composition for two-component curable abrasive foam, abrasive foam, and method for producing abrasive foam
A polyol composition contains a polyaminochlorophenylmethane mixture (A) and a polyol (B), in which the component (A) is uniformly dissolved in the component (A) in a weight ratio of 30/70 to...
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7939574 |
Foamed isocyanate-based polymer having improved hardness properties and process for production thereof
In one of its aspects, the present invention relates to foamed isocyanate-based polymer derived from a reaction mixture comprising an isocyanate, an active hydrogen-containing compound, a dendritic...
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7855240 |
Formulated resin component for use in spray-in-place foam system to produce a low density polyurethane foam
The subject invention provides an open-celled polyurethane foam formed from a polyurethane spray foam system that mixes a formulated resin component with an isocyanate component. The resultant...
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7825166 |
Flexible polyurethane foam, process for its production, and seat for automobile using the flexible polyurethane foam
To provide a flexible polyurethane foam having good vibration characteristics and suitable particularly for a seat for an automobile. A flexible polyurethane foam obtained by reacting a high...
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7625954 |
Method for producing polyurethane-soft foam materials
The invention relates to a process for producing flexible polyurethane foams, in particular molded flexible polyurethane foams, by reacting a) polyisocyanates with b) compounds having at least two...
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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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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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7541388 |
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...
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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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7259191 |
Multi-layer golf ball with a foamed intermediate layer
A golf ball with relatively rigid inner core and soft intermediate layer is disclosed. The rigid inner core maintains the balls' high coefficient of restitution at high impact speeds, while the...
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7199168 |
Process for making cellular composites using polymeric isocyanates as binders for hollow filler particles
The present invention relates to a process for the production of a cellular composite, and to the resultant cellular composites. This process comprising (A) preparing a mixture of a polyisocyanate,...
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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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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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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...
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6979701 |
Thermoplastic polyurethane foam, process for production thereof and polishing pads made of the foam
The present invention aims to provide a polyurethane foam, suitably usable as a polishing pad, having a uniform foam structure, which can achieve the improvements in the flatness of the surface of...
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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,...
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6878753 |
Process for producing polyurethane foam
A process for producing a polyurethane foam which comprises mixing a polyol solution comprising 100 parts by weight of a polyester-polyol, 0.1 to 1.8 parts by weight of water and 0.1 to 5 parts by...
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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...
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6855739 |
Modified polyurethane foamed materials used as adsorbents
The invention relates to polyurethane foams comprising (i) ethylenimine, polyethylenimine, polyvinylamine, polyvinylamine copolymers, carboxymethylated polyethylenimines, phosphonomethylated...
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6818675 |
Process for preparing polyurethane foam
A process for preparing a polyurethane foam is provided which comprises reacting a polyisocyanate and an active hydrogen-containing component, including water and an organic polyol, in the presence...
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6808800 |
Rigid polyurethane foam and heat insulating construction element comprising the same
A rigid polyurethane foam is described which is preferably, while not exclusively, used for manufacturing composite building elements used in buildings or for manufacturing industrial...
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6767929 |
Process for producing polyurethane
A catalyst for producing a polyurethane, comprising a dialkylaminoalkyl alcohol represented by the formula (I): R1R2N—X—OH (I) wherein each of R1 and R2 is independently an alkyl group having 1 to ...
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6765034 |
Flame-resistant and sound- and vibration-insulating member for vehicles, and process of manufacturing the same
A flame-resistant and sound- and vibration-insulating member for a vehicle, which is a soft polyurethane foam formed by a reaction between an organic polyisocyanate component and a polyol...
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6759363 |
Activators for the production of polyurethane foams
Activators with reduced volatility that are liquid at room temperature are obtained as the reaction product of (A) a secondary amine or primary alcohol having at least one tertiary amine group, (B)...
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6740686 |
Process for the manufacture of polyurethane foam, amine polyesterpolyol used in this process and foam obtained
The invention concerns a method for making a polyurethane foam by reacting at least a polyester polyol with at least a polyisocyanate in the presence of a foaming agent and a catalytic agent, such...
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6649726 |
Two-component type polyurethane composition and process of preparing the same
The two-component type polyurethane composition according to the present invention is obtained from a principal component containing a compound having an isocyanate group and a curing agent...
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6627671 |
Methods for making urethane molded products for polishing pads
Urethane molded products for polishing pad comprise two types of cells having different sizes in urethane molded products formed by mixing and curing an isocyanate-terminated urethane prepolymer...
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RE38201 |
Amido functional amine catalysts for the production of polyurethanes
The use of 3-[3-(dimethylamino)propyl]-propionamide (Formula I) and 3,3′-{[3-(dimethylamino)propyl]imino}bis-propanamide (Formula II) as catalysts in the production of polyurethanes. The use of 3...
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6590003 |
Method for producing soft to semi-rigid polyurethane integral foamed materials
The invention provides a process for the production of flexible to semi-rigid polyurethane shaped articles with a compacted edge zone of given hardness and a significantly more flexible cell core,...
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6534555 |
Catalyst systems for polyurethane polyester foams
Provided are catalyst systems which produce flexible polyurethane polyester foams that are color stable, are lower in odor, and uses less catalysts than current most commonly practiced technology....
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6495722 |
Mannich polyols for rigid spray foams
Provided herein are polyurethane foams which may be prepared by spray techniques. The foams of the invention are prepared using conventional isocyanates and a novel Mannich condensate polyol having...
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6458860 |
Advances in urethane foam catalysis
Provided herein are catalyst systems useful for providing polyurethane foam products which exhibit low fogging characteristics while possessing favorable overall physical properties when used as...
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6455605 |
Foamable composition exhibiting instant thixotropic gelling
The invention relates to a foamable composition comprising at least two parts. The first part comprises a polyol, a thixotropic gelling agent, a blowing agent, a urethane reaction catalyst and a...
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6455606 |
Polyurethane foam, process for producing the same, and foam forming composition
A polyurethane foam which is obtained by reacting an addition-polymerizable active hydrogen component comprising a compound having a group containing active hydrogen and an addition-polymerizable...
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6433033 |
High-durability flexible polyurethane cold cure molded foam and process for producing the same
The high-durability flexible polyurethane cold cure molded foam of the invention has an overall density of not less than 35 kg/m3 and not more than 45 kg/m3 and a wet heat compression set of not...
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