|
Match
|
Document |
Document Title |
|
|
7626073 |
Hydrophobic surface coated absorbent articles and associated methods
The present invention relates to absorbent articles which include one or more components that have been treated with a hydrophobic surface coating intended to render such components impermeable to...
|
|
|
H002233 |
Catalysts which stabilize hydrofluorocarbon blowing agents in polyurethane foam compositions
A composition comprising a polyisocyanate, a polyol, a hydrofluorocarbon blowing agent, optionally water, a surfactant, and at least one catalyst for the reaction of the polyisocyanate with the...
|
|
|
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...
|
|
|
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...
|
|
|
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...
|
|
|
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...
|
|
|
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...
|
|
|
7192990 |
Tertiary amino alkyl amide polyurethane catalysts derived from long chain alkyl and fatty carboxylic acids
The present invention relates to a method for preparing a polyurethane foam, which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell...
|
|
|
7189765 |
Improving the physical properties of polyurethane foams using tertiary amino alkyl amide catalysts
The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell...
|
|
|
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...
|
|
|
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...
|
|
|
7169823 |
Tertiary alkanolamine polyurethane catalysts derived from long chain alkyl and fatty carboxylic acids
The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell...
|
|
|
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...
|
|
|
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.
|
|
|
6894139 |
Catalysts, in particular for the preparation of polyisocyanate polyadducts
Catalysts contain, as structural units, at least one tertiary amino group and at least one group which, after its decomposition, is capable of complexing or protonating the tertiary amino group.
|
|
|
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...
|
|
|
6861452 |
Composition for production of flame-retardant flexible polyurethane foams
The present invention provides a composition for flame-retardant flexible polyurethane foam comprising: (i) a polyol component; (ii) a polyisocyanate component; (iii) a halogen-free phosphate ester...
|
|
|
6858654 |
Catalyst blends for producing low thermal desorption polyurethane foams
A catalyst composition for catalyzing a polyurethane forming reaction includes a gelling catalyst and a blowing catalyst selected such that the resulting polyurethane foam has a low level of...
|
|
|
6835757 |
Tertiary amino alkyl amide catalysts for improving the physical properties of polyurethane foams
The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell...
|
|
|
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...
|
|
|
6825238 |
Low acid organometallic catalyst for the production of flexible, semi-flexible and rigid polyurethane foams
The present invention relates to an improvement in flexible, semi-flexible and rigid foams formed by the catalytic reaction of an aromatic polyisocyanate, a polyol and a blowing agent and a process...
|
|
|
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...
|
|
|
6800667 |
Mixture containing isocyanates as well as organic and/or inorganic acid anhydrides
The present invention relates to a mixture that contains (i) at least one isocyanate and (ii) at least one organic and/or inorganic acid anhydride.
|
|
|
6794420 |
Methods of producing stable novel black polyurethane articles with polymeric colorants
Polyurethane article black colorants which comprise a novel blue polymeric anthraquinone colorant, rather than the previous standard polymeric triphenylmethane blue-type colorants are provided....
|
|
|
6784220 |
Polyurethane foam
A process for preparing a polyurethane foam, comprising reacting a polyol having a number-average molecular weight of not less than 1000 and less than 2500 with a polyisocyante compound in the...
|
|
|
6767929 |
Process for producing polyurethane
A catalyst for producing a polyurethane, comprising a dialkylaminoalkyl alcohol represented by the formula (I): R 1 R 2 N—X—OH (I) wherein each of R 1 and R 2 is independently an alkyl...
|
|
|
6759447 |
Physical properties of polyurethane foams using tertiary amino alkyl amide catalysts
The present invention relates to a method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of water as a blowing agent, a cell...
|
|
|
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)...
|
|
|
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...
|
|
|
6737471 |
Polyurethane elastomers which exhibit improved stability to hydrolysis
A solid and/or cellular polyurethane elastomers which are produced using polyester polyols are disclosed. The elastomers which exhibit improved stability to hydrolysis are characterized in that...
|
|
|
RE38415 |
Use of N-(aminoalkyl) pyrrolidines as catalysts for the polyisocyanate polyaddition process
The present invention relates to a process for preparing polyisocyanate polyaddition products by reacting (a) polyisocyanates with (b) relatively high molecular weight compounds containing at...
|
|
|
6676849 |
Low yellowing scorch inhibitor composition
A scorch inhibitor composition for use an additive in the manufacture of polyurethane foams is based on a derivatized phenol, 4-tertbutyl catechol, and optionally, phenothiazine. The derivatized...
|
|
|
6660783 |
Preparation of highly resilient polyurethane foams
Highly resilient polyurethane foams are prepared by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms reactive with isocyanate groups, by a process in which a...
|
|
|
6660781 |
Process for preparing polyurethane foam
A process for preparing a polyurethane foam, especially according to the one-shot foaming process the quasi-prepolymer process and the prepolymer process, by reactions between a polyisocyanate and...
|
|
|
6653361 |
Flame retardant polyurethane composition and method of manufacture thereof
A polyurethane foam or elastomer comprises an organic polyisocyanate component, an active hydrogen-containing component reactive with the polyisocyanate component, wherein the viscosity of this...
|
|
|
6642283 |
Stable novel black polyurethane article colorants
Polyurethane article black colorants which comprise a novel blue polymeric anthraquinone colorant, rather than the previous standard polymeric triphenylmethane blue-type colorants are provided....
|
|
|
6602926 |
Catalyst system for the NCO/OH reaction (polyurethane formation)
The present invention relates to a catalyst system for the production of polyurethane comprising catalysts for polyurethane formation and sterically hindered carbodiimides, which system is capable...
|
|
|
6600001 |
Alkylamino oxamides as low odor, non-fugitive catalysts for the production of polyurethanes
A process for the synthesis of polyurethanes is disclosed wherein the process comprises reacting polyurethane-forming reactants in the presence of an effective amount of a catalyst comprising at...
|
|
|
6596663 |
Catalyst composition
A catalyst composition for the production of a polyurethane resin, which comprises an amine compound of the following formula (1): wherein each of R1 and R2 which are independent of each other,...
|
|
|
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...
|
|
|
6590057 |
Polyurethane elastomers, process for their production and use thereof
The invention provides polyurethane elastomers (PU elastomers), a process for their production using special catalyst mixtures and their use in particular for the manufacture of shoe soles.
|
|
|
6586487 |
Low-density, water blown polyurethane foams for energy-absorbing applications
A method for making an energy-absorbing foam having a density that is less than about 7 pcf that exhibits excellent strength properties and that is particularly suitable for automobile bumper...
|
|
|
6586486 |
Preparation of low-density hydrophilic flexible polyurethane foams
Low-density hydrophilic flexible polyurethane foams are prepared by reacting organic and/or modified organic polyisocyanates (a) with a polyetherol mixture (b) and, if required, further compounds...
|
|
|
6586485 |
Production of flexible polyurethane foams
In a process for producing flexible polyurethane foams by the reaction known per se of polyisocyanates with compounds containing at least two hydrogen atoms which react with isocyanate, the...
|
|
|
6586484 |
Phenol foam
To provide a type of phenol foam characterized by the fact that the phenol foam is formed by using a hydrocarbon as the foaming agent. The phenol foam has excellent heat-insulating performance,...
|
|
|
6576682 |
Use of reactive amines for the preparation for polyurethane foams
The invention relates to a process for preparing polyurethane foams (PUR foams) which uses reactive amines of the formula where n is 1 to 4, R 1 and R 2 are —(CH 2 —CH 2 —O) x H, —(CH...
|
|
|
6572791 |
Electroconductive elastic member, elastic member and image formation equipment
There is disclosed an elastic member constituted of polyurethane foam obtained by agitationally mixing with water, a urethane prepolymer synthesized from a polyol and a polyisocyanate,...
|
|
|
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....
|
|
|
6525107 |
Acid-blocked amine catalysts for the production of polyurethanes
Novel acid-blocked amine catalysts and their use in the preparation of polyurethanes. The acid-blocked amine catalysts have the general structure shown below: wherein A is the residue of an...
|
|
|
6506812 |
Method of producing rigid foams and products produced therefrom
A thermosetting plastic foam solid formed from the reaction product of: (a) either polyisocyanate or isocyanate-based foam; (b) a polyol-based foam; (c) a catalyst which is capable of promoting the...
|