Patent application number | Description | Published |
20080287611 | SILANE VARNISHES COMPRISING AMINOSILANES AND EPOXY-FUNCTIONAL POLYACRYLATES - The invention relates to silane coatings obtainable by reaction of aminosilanes with glycidyl (meth)acrylate copolymers. | 11-20-2008 |
20080318060 | POLYISOCYANATE MIXTURES, PROCESSES FOR PREPARING THE SAME AND USES THEREFOR - Polyisocyanate mixtures, their preparation by reacting aromatic polyisocyanate mixtures and nitrogen-containing polyetherol mixtures, and their use as an isocyanate component for the preparation of moisture-curing adhesives, said polyisocyanate mixtures comprising: (A) 15 to 35 wt. % of diphenylmethane diisocyanate with 2 aromatic rings; (3) 10 to 30 wt. % of polymeric diphenylmethane diisocyanate with 3 or more aromatic rings; and (C) 40 to 75 wt. % of an isocyanate-functional polyurethane; wherein the polyisocyanate mixture has an isocyanate content of 12 to 20 wt. %, an isocyanate functionality of >2.4, a viscosity of <10,000 mPa·s at 25° C., and a shear rate of 80 l/s. | 12-25-2008 |
20090076228 | POLYISOCYANATE MIXTURES - The invention relates to liquid polyisocyanate mixtures, to a process for their preparation and to their use in single- and two-component polyurethane coating compositions. | 03-19-2009 |
20090221071 | Polyurea Systems, Processes for Preparing the Same and Use Thereof for Postoperative Adhesion Barriers - Polyurea systems comprising: (a) an amino-functional aspartic ester of the general formula (I) | 09-03-2009 |
20090247711 | COATING COMPOSITIONS - The present invention relates to novel compositions of oligocarbonate polyols and oligoester polyols and their use in coating compositions for the production of coatings, particularly scratch-resistant topcoats. | 10-01-2009 |
20100076152 | NEW POLYISOCYANATE MIXTURES, A PROCESS FOR THEIR PREPARATION AND THEIR USE IN COATING COMPOSITIONS - The present invention relates to polyacrylate-modified polyisocyanates which are i) prepared from aromatic, araliphatic, cycloaliphatic and/or aliphatic polyisocyanates having an NCO content of 5% to 25% by weight, an NCO functionality ≧2, a viscosity measured as solvent free resin of 150 to 200,000 mPa·s at 23° C., and ii) contain at least one structural unit of the formula (I) | 03-25-2010 |
20100099816 | MOISTURE-CURING POLYISOCYANATE MIXTURES - The invention relates to moisture-curing polyisocyanate mixtures, to a process for their preparation and to their use as binders in lacquers, coatings, adhesives and sealing materials. | 04-22-2010 |
20110160310 | TCB BASED HYDROPHILIC POLYURETHANE DISPERSIONS - The present invention relates to a polyurethaneurea dispersion including a polyurethaneurea which is terminated with at least one polyethylene oxide- and polypropylene oxide-based copolymer unit, and includes a polycarbonate polyol-based unit of formula (I) | 06-30-2011 |
20110281965 | POLYURETHANE CASTING COMPOUNDS - The invention relates to the use of polyurethane casting compounds for producing light-resistant compact or expanded polyurethane or polyurethane urea bodies that are characterized by exceptionally good mechanical and visual properties and particularly have a very high heat shape retention. | 11-17-2011 |
20110281966 | POLYURETHANE SEALING COMPOUNDS - The invention relates to the use of polyurethane sealing compounds for the production of light-fast compact or foamed polyurethane bodies or polyurethane urea bodies which have excellent mechanical and optical properties and especially a very high thermostability. | 11-17-2011 |
20110288217 | COATINGS WHICH ARE BASED ON ALLOPHANATE GROUP-CONTAINING POLYISOCYANATES - The invention relates to coating systems for producing fast-drying coatings which are based on aromatic allophanate group-containing prepolymers and aliphatic polyisocyanates and aminofunctional compounds as the curing agents. | 11-24-2011 |
20110294934 | TWO-COMPONENT COATING COMPOSITIONS FOR FLEXIBLE COATINGS - The invention relates to coating systems for producing fast-drying flexible coatings which are based on aromatic allophanate group-containing prepolymers and aliphatic polyisocyanates and aminofunctional polyaspartic esters as the curing agents. | 12-01-2011 |
20120007270 | THERMOPLASTIC POLYURETHANES AND THEIR USE - This invention concerns thermoplastic polyurethane mouldings with improved surface resistance (resistance to writing and scratching) and very good technical processability as well as their use. | 01-12-2012 |
20120083537 | TCD BASED HYDROPHILIC POLYURETHANE DISPERSIONS - The present invention relates to a polyurethaneurea solution having a polyurethaneurea having a structural unit of the formula (I) | 04-05-2012 |
20120136115 | ISOCYANATE GROUP-CONTAINING PREPOLYMERS HAVING GOOD STORAGE STABILITY - The invention relates to adhesives, coating agents and sealing agents curing under the influence of moisture, which exhibit good storage stability, can be processed within a wide tolerance range and are fast-curing. | 05-31-2012 |
20120178825 | CYCLOHEXANEDIMETHANOL-BASED HYDROPHILIC POLYURETHANE UREA - The invention relates to novel polyurethane ureas which can be used in the production of hydrophilic coatings on various substrates. | 07-12-2012 |
20120263778 | POLYURETHANE UREA FOR STENT COATINGS - The invention relates to a polyurethane urea comprising structural units of formula (I), not terminated by at least one copolymer unit of polyethylene oxide and polypropylene oxide, and that can particularly be used for producing stent coatings. The invention further relates to a substrate having a base coating made of a polyurethane urea according to the invention. The invention further relates to a coating structure comprising at least one layer comprising active substances and made of a polyurethane urea according to the invention, and at least one layer free of active substances, made of a polyurethane urea according to the invention. The invention finally relates to a method for coating a substrate, wherein at least one layer made of a polyurethane urea according to the invention is applied to the substrate. | 10-18-2012 |
20120272969 | INTRAUTERINE SYSTEM - The present invention relates to novel intrauterine systems and to methods for manufacturing these systems. An intrauterine system according to the invention comprises a reservoir and a continuous, closed and flexible frame. The frame comprises a thermoplastic polyurethane elastomer made of a polycarbonate diol, 1,6-hexamethylenediisocyanate, and a chain extender. | 11-01-2012 |
20130059973 | POLYISOCYANATE PREPOLYMERS AND THEIR USE - The invention provides polyisocyanate prepolymers, characterised in that they contain polyether carbonate polyols as structural component, their preparation and their use as isocyanate component in 1- and 2-component systems for surface-coating compositions, adhesives and sealing materials. | 03-07-2013 |
20130102723 | THERMOPLASTIC POLYURETHANES AND USE THEREOF - The present invention relates to thermoplastic polyurethane moulding compositions with improved surface resistance (write resistance and scratch resistance) and very good technical processibility and also to the use thereof. | 04-25-2013 |
20130116379 | BINDER COMBINATIONS FOR STRUCTURAL DRINKING WATER PIPE COATINGS - The present invention relates to coating systems for the production of quick-drying structural coatings based on (cyclo)aliphatic, filler-containing prepolymers and (cyclo)aliphatic polyisocyanates as well as amino-functional polyaspartic acid esters as curing agents. | 05-09-2013 |
20130150526 | PROCESS FOR THE PREPARATION OF POLYOL MIXTURES - The invention relates to a process for the preparation of polyol mixtures comprising polyether carbonate polyol and polyol containing urethane groups, characterized in that
| 06-13-2013 |
20140350206 | THERMOPLASTIC POLYURETHANE FOR PRODUCING HYDROPHILIC FIBERS - The invention relates to a thermoplastic polyurethane that can be obtained by reacting at least the following components: an isocyanate having two isocyanate groups, a first poly(ethylene glycol)polyether diol of the structure (HO—(CH2-CH2-O)x-H) having two isocyanate-reactive groups and a number-average molecular weight Mn>=6000 and <=16000 g/mol, a second poly(ethylene glycol)polyether diol of the structure (HO—(CH2-CH2-O)x-H) having two isocyanate-reactive groups and a number-average molecular weight Mn that corresponds to up to 80% of the number-average molecular weight Mn of the first poly(ethylene glycol)polyether diol B1), a chain extender having two isocyanate-reactive groups and a number-average molecular weight Mn>=60 and <600 g/mol, optionally a catalyst, and optionally auxiliary agents and additives, wherein the equivalent ratio of isocyanate A); to poly(ethylene glycol)polyether diols B1) and B2) lies between 1.5:1.0 and 10.0:1.0 and the NCO index, calculated from the quotient of the equivalent ratios of the isocyanate groups multiplied by 100 and the total of the isocyanate-reactive groups, is 90 to 105. The invention further relates to a method for producing the thermoplastic polyurethane according to the invention and to a thermoplastic polyurethane that can be obtained as per the method according to the invention. | 11-27-2014 |