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| Number | Title | Issue Date |
| 8188209 | Polyimide resin and curable resin composition A curable polyimide resin composition containing a polyimide resin obtainable from by a reaction of a reaction mixture containing a diisocyanate compound, a carbonate group-containing diol compound and an imide compound having two terminal hydroxyhydrocarbyl groups ... | 05/29/2012 |
| 8173760 | Dendron, polyurethane with side-chain regular dendron, and producing methods thereof Methods for producing dendrons of different generations with hydrophobic functional end-groups, and for producing polyurethanes with the side-chain dendrons are disclosed step-by-step. The dendron with hydrophobic functional end-groups in the polyurethane systems, a... | 05/08/2012 |
| 8044166 | Process for preparing pentamethylene 1,5-diisocyanate The present invention relates to a process for preparing pentamethylene 1,5-diisocyanate, to pentamethylene 1,5-diisocyanate prepared in this way and to the use thereof. ... | 10/25/2011 |
| 8022164 | Two-component solvent-free polyurethane adhesives A two-component solvent-free polyurethane laminating adhesive for flexible packaging, including a First Component and a Second Component is provided. The First Component, which acts as a resin, includes a first vegetable oil based Polyol A in an amount from 20 to 40... | 09/20/2011 |
| 7964696 | Chain extenders The present invention relates to chain extenders, processes for their preparation and their use in the preparation of biocompatible biodegradable polyurethanes and polyurethane ureas for biomedical applications such as stents, scaffolds for tissue engineering. The c... | 06/21/2011 |
| 7951896 | Process for the production of NCO prepolymers that are stable to sedimentation, and their use The present invention relates to NCO-terminated prepolymers that are stable to sedimentation, to a process for the production of these NCO-terminated prepolymers, and to the production of polyurethanes from these NCO-terminated polymers. ... | 05/31/2011 |
| 7935776 | Radiation curable and developable polyurethane and radiation curable and developable photo resist composition containing the same The present invention relates to a radiation curable and developable polyurethane which is characterized by having a carboxy group in its main chain and a acryloyl group in its side chain and comprising the following repeat units (I), (II), and (II) in a random arra... | 05/03/2011 |
| 7915373 | Golf ball The object of the present invention is to provide a golf ball which is even more excellent in abrasion-resistance, durability and moldability by using a polyurethane ionomer having a novel structure as a base resin of a cover. The golf ball of the present invention ... | 03/29/2011 |
| 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 heat stability. This invention also relates to a process for the prepa... | 11/24/2009 |
| 7579426 | Heat activated tertiary amine urethane catalysts This invention concerns a compound formed from a tertiary amine-carboxylic acid salt, where the carboxylic acid and tertiary amine are selected such that the catalyst salt is blocked at room temperature and becomes unblocked at an elevated temperature. The compound ... | 08/25/2009 |
| 7439299 | Aqueous polyurethane composition for low gloss coatings An aqueous coating composition having a 60° gloss of ≦40 upon drying comprising a self-crosslinkable polyurethane obtained by the reaction of: (A) an isocyanate-terminated pre-polymer formed from components which comprise ... | 10/21/2008 |
| 7435787 | Process for the continuous production of silylated resin A process for the continuous production of silylated prepolymer includes continuously introducing a predetermined quantity of a polyol into at least one reaction zone; continuously introducing a silylating agent into the at least one reaction zone; continuously reac... | 10/14/2008 |
| 7432333 | Powder coating of amino-urea or urethane catalyst and epoxy/hydroxy and/or siloxane resin Low-cure powder coating compositions are disclosed, comprising at least one epoxy-containing resin and/or at least one siloxane-containing resin, and at least one material having the structure wherein R1 is an or... | 10/07/2008 |
| 7423074 | Polysiloxane prepolymers for biomedical devices A polysiloxane copolymer that is useful for forming biomedical devices comprises blocks (I) and (II) and is terminated at each end with an ethylenically unsaturated radical: (*Dii*Diol*Dii*PS)x (I) (*Dii*PS)y (II... | 09/09/2008 |
| 7417090 | Water-dispersible polyisocyanate composition, production thereof, and water-based curable composition and application thereof A water-dispersible polyisocyanate composition comprises a hydrophobic polyisocyanate (A) and a vinyl polymer (B) having a nonionic group and an isocyanate group, in which the hydrophobic polyisocyanate (A) can be dispersed in a water-based medium by the vinyl polym... | 08/26/2008 |
| 7417105 | Crosslinkable silane-terminated polymer and sealant composition made with same A crosslinkable silane-terminated polymer is provided which includes the reaction product of an isocyanate-terminated prepolymer and a silane possessing a plurality of hydrolysable sites and at least one active hydrogen-containing group which is reactive for isocyan... | 08/26/2008 |
| 7405259 | Silylated polymer derived from butadiene and solvent-resistant pressure sensitive adhesive composition containing same A silylated polymer contains repeating units derived from butadiene. The polymer when partially silylated is especially useful for pressure sensitive adhesives where it imparts superior solvent resistance performance thereto. ... | 07/29/2008 |
| 7405257 | Polyurethane resin-based material for slush molding The present invention provides a material for slush molding which is improved in melt properties during slush molding and is excellent in heat resistance, the material being made up of a thermoplastic polyurethane resin (A) the difference between the softening start... | 07/29/2008 |
| 7396875 | UV-curable waterborne polyurethane dispersions for soft touch coatings The present invention is directed to a waterborne, UV-curable polyurethane emulsion and the use thereof in producing soft touch coatings. The emulsion is prepared by a) reacting specified hydroxy-functional components with di- and/or polyisocyanates, b) forming a di... | 07/08/2008 |
| 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 functionality of from 2.8 to 4.5 including from 5 to 20 wt. % of 3-pentadec... | 07/01/2008 |
| 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 groups and have a crystalline content of less than 10 J/g determined by d... | 06/24/2008 |
| 7388066 | Golf ball In a golf ball composed of a core and one or more cover layers which enclose the core, at least one cover layer is made primarily of a thermoplastic polyurethane obtained by a polyurethane forming reaction of an organic polyisocyanate compound with a long-chain poly... | 06/17/2008 |
| 7360504 | Radiopaque animal chew An animal chew toy comprising a radiopaque polymer. The radiopaque polymer may comprise a polymer that is inherently radiopaque or a polymer that has been made radiopaque by the addition of an additive that provides radiopaque characteristics. The radiopaque polymer... | 04/22/2008 |
| 7357889 | Melt spun TPU fibers and process Thermoplastic polyether polyurethane polymers are disclosed which are mixed with a non-polyether crosslinking agent to achieve long run times in a melt spinning process to make elastic fibers. The crosslinking agent is preferably a polyester polyol reacted with a di... | 04/15/2008 |
| 7339020 | High-functionality polyisocyanates High-functionality polyisocyanates are prepared by a process which comprises (i) preparation of an addition product (A) which contains one group which is reactive toward isocyanate and at least two isocyanate groups by reacting | 03/04/2008 |
| 7314899 | Process for the preparation of poly (urethane-acrylic) copolymer dispersion for industrial applications This invention describes a process to synthesize water based coating composition having polyurethane and vinyl polymers in the same backbone, which can be used as topcoat in leather. Polyurethane having iniferter groups are synthesized which is then used to incorpor... | 01/01/2008 |
| 7309753 | Process for the preparation of moisture-curable, polyether urethanes with terminal cyclic urea reactive silane groups A process for preparing a moisture-curable, polyether urethane containing terminal cyclic urea/reactive silane groups by reacting at an NCO:OH equivalent ratio of 1.5:1 to 2.5:1 a) a hydroxyl component containing i) a polyether containing two hydroxyl g... | 12/18/2007 |
| 7300999 | Method of making polyesters Thermoplastic polyesters are made by a method in which precondensation is carried in a column whose sections are formed with structured packings and operated at subatmospheric, pressure. ... | 11/27/2007 |
| 7297749 | Asymmetric polyisocyanate monomers in urethane polymers and oligomers to reduce crystallinity Compositions comprising a reaction product of a) an asymmetrical, saturated polyisocyanate that is non-cyclic, non-aromatic, and has at least 3 carbon atoms in the polyisocyanate per isocyanate group, b) a material that is at least one of i) a primary carbamate mate... | 11/20/2007 |
| 7276570 | Compositions for golf equipment Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These compositions comprise at least one polymer having a plurality of amide linkages and a plurality of anionic moieties attached thereto. These co... | 10/02/2007 |
| 7268203 | Polymer dispersant having hyperbranched structures Polyurethanes having hyperbranched structures, selected from hyperbranched polyurethanes containing at least one pigment affinity group and modified hyperbranched polyurethanes, are used as polymeric dispersing additives for pigments. A preferred process for prepari... | 09/11/2007 |
| 7265195 | Compositions for golf equipment Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These compositions comprise at least one polymer having a plurality of amide linkages and a plurality of cationic moieties attached thereto. These c... | 09/04/2007 |
| 7262255 | Polyester resin emulsion and two-component aqueous paint The present invention relates to a hydroxy-functional polyester resin, which is obtainable by reaction of a composition, which contains (i) a low-molecular polyvalent alcohol having at least two hydroxyl groups per molecule, (ii) a polyether polyol, (iii) a monofunc... | 08/28/2007 |
| 7256249 | Compositions for golf equipment Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. The compositions comprise at least one regioselective polyisocyanate having an asymmetric structure and comprising at least a first NCO group and a ... | 08/14/2007 |
| 7253242 | Compositions for golf equipment Golf balls comprising thermoplastic, thermoset, castable, or millable materials are presently disclosed. The materials have a rebound height percentage of greater than 60% and are formed from compositions comprising at least one resilient polyamine polydiene and/or ... | 08/07/2007 |
| 7253244 | Fast setting 1k-polyurethane glue A one-pack polyurethane adhesive containing a polyisocyanate prepolymer and at least one aminoether polyol, having a molar ratio of ether groups to amino nitrogen in the aminopolyether polyol of 7 to 30. ... | 08/07/2007 |
| 7253245 | Compositions for golf equipment Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer compositions are presently disclosed. These elastomer compositions comprise reaction products of polyisocyanates and telechelic polymers having isocyanate-reactive end-groups such as hyd... | 08/07/2007 |
| 7247695 | High 1,4-cis polybutadiene-polyurethane copolymer and preparation method thereof Disclosed is a novel high 1,4-cis polybutadiene-polyurethane copolymer and a preparation method thereof. The present invention provides a high 1,4-cis polybutadiene-polyurethane copolymer represented by the following formula 1 and having an average molecular weight ... | 07/24/2007 |
| 7241504 | Diols formed by ring-opening of epoxies A polyol monomer comprising the formula: R1 is aliphatic or aromatic, R2 is aliphatic, aromatic, ester, ether, or acrylic, and R1 contains a hydroxyl group, R2 contains... | 07/10/2007 |
| 7241854 | Thermoplastic polyurethanes Thermoplastic polyurethanes are obtainable by reacting (a) isocyanates with (b1) polyesterdiols having a melting point greater than 150° C., (b2) polyetherdiols and/or polyesterdiols, each having a melting point of less than 150° C. and a molecular weight of from ... | 07/10/2007 |
