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| Number | Title | Issue Date |
| 8058322 | Flame-retardant flexible polyurethane foam A flexible polyurethane foam-forming composition and the flexible polyurethane foam obtained therefrom contain, as flame-retardant additive, a halogen-free phosphonate compound which is substantially unreactive for isocyanate, contains at least about 5 weight percen... | 11/15/2011 |
| 8048935 | Liquid foam systems and ASTM E-84 class 1 rated rigid, high-density polyurethane foams and articles prepared therefrom An all-liquid foam-forming system contains: a first part (A) containing at least one liquid isocyanate or polyisocyanate; and a second part (B) containing: at least one liquid aromatic polyester polyol having an hy... | 11/01/2011 |
| 7919541 | Method of manufacturing flame-retardant polymer foam comprising a phosphorous flame retardant and flame-retardant foam produced thereby The present invention concerns a method of manufacturing flame-retardant polyethylene or polypropylene foam using a derivative of carboxylic acid of phenylphosphinic acid and the flame-retardant polymer foam made thereby. More specifically, this invention concerns a... | 04/05/2011 |
| 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 tetrahalophthalate esters and phosphorus-containing flame retardant havi... | 09/09/2008 |
| 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 (alkyl substituted) triaryl phosphate ester and phosphorus-containing fl... | 06/24/2008 |
| 7319114 | Hollow polymer particles, method for preparing hollow polymer particles, porous ceramic filter, and method for preparing porous ceramic filter Hollow polymer particles are provided to have an average particle diameter of 15 μm or more and 500 μm or less and a 10%-compressive strength of 1.5 MPa or more, and the hollow polymer particle includes a hollow portion in the interior. In addition, a porous ceram... | 01/15/2008 |
| 7291670 | Cross-linking silicone elastomers, method for the production thereof, and use of the cross-linkable masses Addition crosslinkable organopolysiloxane compositions employ specific rhodium catalysts. The compositions exhibit storage stability and crosslink effectively to provide highly transparent and colorless organopolysiloxane elastomers. ... | 11/06/2007 |
| 7288577 | Polyurethane foam containing flame retardant blend of non-oligomeric and oligomeric flame retardants A polyurethane foam can be flame retarded by the incorporation therein of a flame retardant blend that comprises: (a) a non-oligomeric non-halogenated organophosphorus flame retardant (e.g., a phosphate ester) that is adapted for use in a polyurethane foam formulati... | 10/30/2007 |
| 7273901 | Flame retardant dispersion The invention relates to a novel flame retardant dispersion for thermoplastic and thermoset polymers, comprising, as component A, a phosphinic salt of the formula (I), and/or a diphosphinic salt of the formula (II), and/or polymers of these, ... | 09/25/2007 |
| 7115680 | Hydrophilized porous film and process for producing the same A hydrophilized porous film which can be obtained through hydrophilizing by a simple method without impairing rejection performance and permeation performance and easily retains the properties of a film material, and to provide a process for producing the same. The ... | 10/03/2006 |
| 7060160 | Process for producing a photocatalytic pulp composition and molded photocatalytic pulp There is provided a photocatalytic pulp composition having the antibacterial, bad smell degrading and harmful substance oxidatively degrading effects in various wide uses such as a filter material, packaging material, building material. A photocatalytic pulp composi... | 06/13/2006 |
| 7060817 | Sulfonamide anions as catalysts for NCO oligomerization The present invention relates to the use of sulphonamide salts as catalysts for oligomerizing isocyanates and also to a process for NCO oligomerization using the catalysts of the invention. ... | 06/13/2006 |
| 7008973 | Vacuum cooled foams A flexible, flame-retarded, polyurethane foam comprising brominated and/or phosphorous flame retardants and an acid scavenger. ... | 03/07/2006 |
| 6967223 | Fiber-free shaped parts A fiber-free molding composition containing: (a) a binder selected from the group consisting of an epoxide, a polyisocyanate, a furane-resin-free phenolic resin, and mixtures thereof; and (b) a filler mixture containing: (i) an inorganic high-temperature-resistant f... | 11/22/2005 |
| 6939905 | Flame-resistant polycarbonate molding compounds for extrusion applications A molding composition characterized by its improved processability and flame resistance, suitable especially for extrusion is disclosed. The composition that contains polycarbonate, an impact modifier and a halogen-free phosphous-containing flameproofing agent featu... | 09/06/2005 |
| 6906122 | Flame-resistant polycarbonate blends The present invention provides thermoplastic polycarbonate blends which contain phosphonate amines and special graft polymers, which are prepared using redox initiator systems, and which are characterised by improved mechanical properties such as notched impact resi... | 06/14/2005 |
| 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. ... | 05/17/2005 |
| 6750265 | Prepolymer compostion for insulating foams A prepolymer composition for producing polyurethane insulating foams with fire-retardant properties from pressure tanks which consists of a prepolymer component with at least one PU prepolymer with a content of NCO groups of 4 to 20 wt % and usual additives, as well... | 06/15/2004 |
| 6706844 | Polyurethane products produced from aluminum phosphonate catalyzed polyetherols A method for the production of polyurethane products using very low unsaturation polyether polyols prepared in the presence of aluminum phosphonate catalysts is disclosed. Reaction products of the process include various polyurethane products including foams, coatin... | 03/16/2004 |
| 6660780 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 12/09/2003 |
| 6593385 | Halogen-free, pentane-blown, flame-retardant rigid polyurethane foam and a process for its production The invention relates to a halogen-free, pentane-blown, flame-retardant rigid polyurethane foam, wherein oxalkylated alkylphosphonic acids are present as flame retardants. The invention further relates to a process for producing halogen-free, pentane-blow... | 07/15/2003 |
| 6583191 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 06/24/2003 |
| 6518325 | Halogen-free, water-blown, flame-retardant rigid polyurethane foam and a process for its production The invention relates to a halogen-free, water-blown, flame-retardant rigid polyurethane foam, which comprises oxalkylated alkylphosphonic acids as flame retardant. The invention further relates to a process for producing halogen-free, water-blown, flame-... | 02/11/2003 |
| 6472448 | Halogen-free, flame-retardant rigid polyurethane foam and a process for its production The invention relates to a halogen-free, flame-retardant rigid polyurethane foam, wherein a combination of oxalkylated alkylphosphonic acids and ammonium polyphosphate is present as flame retardant, and to a process for its production. The invention also ... | 10/29/2002 |
| 6380273 | Process for producing flame-retardant flexible polyurethane foams The invention relates to a process for the production of flame-resistant flexible polyurethane foams having a low susceptibility to core discoloration, which comprises using hydroxyalkyl phosphonates as halogen-free flame retardants and as core discolorat... | 04/30/2002 |
| 6319962 | Hydrocarbon blown rigid polyurethane foams having improved flammability performance Rigid polyurethane or urethane modified polyisocyanurate foams having improved flame resistance are disclosed. The foams are prepared from a composition containing (a) an isocyanate, (b) an isocyanate reactive composition, (c) a hydrocarbon/water blowing ... | 11/20/2001 |
| 6313186 | Inorganic-organic composite foam and process for the production thereof A inorganic-organic composite foam having a structure comprising phosphoric acids and a blowing agent for phosphoric acids, wherein the brittleness is improved by urethane prepolymer having NCO groups. The foam is produced by foaming and curing by mixing ... | 11/06/2001 |
| 6310110 | Molecularly-imprinted material made by template-directed synthesis A method of making a molecularly imprinted porous structure makes use of a surfactant analog of the molecule to be imprinted that has the imprint molecule portion serving as the surfactant headgroup. The surfactant analog is allowed to self-assemble in a ... | 10/30/2001 |
| 6242555 | Light-stable elastomeric polyurethane mouldings and process for the production thereof A process for the production of micro-cellular or non-cellular, light-stable elastomeric, flexible or semi-flexible polyurethane moldings which are especially suited for window encapsulation applications from a reaction mixture by the reaction injection m... | 06/05/2001 |
| 6063825 | Flexible polyurethane foam with high durability A flexible polyurethane foam prepared by reacting polyisocyanate with polyol and/or polymer polyol containing dispersed polymer microparticles obtained by polymerizing an unsaturated compound, water, catalyst, surfactant and, when needed, crosslinking age... | 05/16/2000 |
| 5981612 | Production of flameproofed, rigid, isocyanate-based foams The flameproofed, rigid, isocyanate-based foams, in particular rigid polyurethane and polyisocyanurate foams, are produced by reacting a) organic and/or modified organic polyisocyanates with b) at least one relatively high-molecular-weight compound containing at ... | 11/09/1999 |
| 5736588 | Process for preparing rigid polyurethane foams Rigid foams which possess urethane groups are prepared by reacting polyisocyanates with compounds which possess at least two active hydrogen atoms which are reactive towards isocyanate groups, in the presence of water and alkanes as blowing agent and solu... | 04/07/1998 |
| 5696174 | Stable and water-resistant aqueous foam composition Stable and water-resistant aqueous foam composition containing (1) a long chain cationic organic compound and (2) a long-chain anionic organic compound in a weight ratio of from 0.05:1 to 15:1. The stable foam composition of the invention may be mixed wit... | 12/09/1997 |
| 5645928 | Heat insulation panels manufactured from modified polyisocyanurate foams Heat insulation panels made from plates and the modified polyisocyanurate foams provided by a reaction of a polyisocyanate with a polyol composition mixture comprising a polyol, water, a trimerization catalyst, a carbodiimide catalyst, and an aromatic com... | 07/08/1997 |
| 5627220 | Process of the preparation of modified polyisocyanurate foams for heat insulation materials A process of the preparation of the modified polyisocyanurate foams provided by a reaction of a polyisocyanate with a polyol composition mixture comprising a polyol, water, a trimerization catalyst, a carbodiimide catalyst, and an aromatic compound used a... | 05/06/1997 |
| 5622999 | Polysilicic acid/polyisocyanate basic materials, binding materials and foams and process for preparing same The invention relates to novel polysilicic acid/polyisocyanate basic materials, binding materials and foams with improved mechanical properties as well as a higher resistance against heat and chemicals. It is characteristic of the new base materials that ... | 04/22/1997 |
| 5596021 | Crosslinkable polyester/isocyanate compositions suitable for preparing composite manufactured articles, in particular by means of injection processes, process for preparing them and their use The present invention relates to a crosslinkable polyester/isocyanate composition suitable for preparing composite manufactured articles endowed with high structural mechanical properties, by means of injection processes, comprising: A--a polyfunctional i... | 01/21/1997 |
| 5561170 | Preparation of expandable thermoplastic polymers by post-impregnation A process for the preparation of expandable thermoplastic polymers by post-impregnation with a blowing agent in aqueous suspension in the presence of a mixture of magnesium pyrophosphate and a sulfonate group-containing extender as suspension stabilizer, ... | 10/01/1996 |
| 5550168 | Process for producing modified polyisocyanurate foams A modified polyisocyanurate foam is produced by reacting an organic polyisocyanate, a polyol and water in the presence of three catalyst, i.e. two particular trimerization catalysts and a carbodiimidation catalyst. There can be produced, without using any... | 08/27/1996 |
| 5494942 | Process for preparing a rigid polyurethane foam and laminate articles therewith Rigid polyurethane foam and laminate articles comprising a facing material and the said polyurethane foam are prepared by contacting under reaction conditions a urethane-modified polyisocyanate with a polyahl in the presence of a blowing agent comprising ... | 02/27/1996 |
