With Reactant Having Two -xh Groups Patents (Class 528/65)
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Methods and systems for the selective formation of thiourethane bonds and compounds formed therefrom
Publication number: 20090124762Abstract: The present techniques relate to thiourethane compositions formed by reacting a reactive composition containing active molecules having an average of at least one thiol group per active molecule and an average of at least one hydroxyl group per active molecule with a monomer composition containing monomer molecules having an average of at least two isocyanate groups per monomer molecule. The reactions are performed in the presence of an amine catalyst, which may preferentially react thiol groups over hydroxyl groups, thus forming a thiourethane composition having, on average, more hydroxyl groups than thiol groups and more thiourethane groups than urethane groups, on a normalized basis.Type: ApplicationFiled: November 8, 2007Publication date: May 14, 2009Inventors: Chad W. Brown, Mitchell D. Refvik, Jim D. Byers, Roger A. Patton -
Publication number: 20090110894Abstract: Polyurethane elastomer articles formed from prepolymer mixtures having free diphenylmethane diisocyanate (MDI) content from 2.0 to 5.0 wt %, based on the weight of the prepolymer mixture. The prepolymer mixtures comprise a polyester, polyether, or polycaprolactone (PCL) prepolymer and MDI. The polyurethane elastomer articles are formed by curing the prepolymer mixture with a chain extender, such as a curative comprising a methylenedianiline-sodium chloride complex. The articles have good physical properties that may weigh over 225 kg, and have a three-axis thickness greater than 10.2 cm.Type: ApplicationFiled: September 8, 2008Publication date: April 30, 2009Inventors: George H. Nybakken, Richard L. Palinkas, Ian Laskowitz, Thomas H. Peter
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Patent number: 7521015Abstract: Curable thiol-ene compositions containing urethane (meth)acrylate oligomers that are readily polymerized to produce optical articles and coatings are described.Type: GrantFiled: July 22, 2005Date of Patent: April 21, 2009Assignee: 3M Innovative Properties CompanyInventors: Ming Cheng, Peter M. Olofson, Michele A. Craton, Ying-Yuh Lu
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Patent number: 7517943Abstract: Compositions for golf balls including oxirane functional endcapped polymers and, in particular, compositions formed from polyurethane-based or polyurea-based prepolymers that are endcapped with an oxirane functional group. The oxirane functionality is opened with a suitable curing agent to provide a composition that has flexibility via the prepolymer backbone and stiffness via the oxirane functional endcaps.Type: GrantFiled: December 6, 2005Date of Patent: April 14, 2009Assignee: Acushnet CompanyInventors: Manjari Kuntimaddi, Shenshen Wu, Murali Rajagopalan, Matthew F. Hogge, Steven R. Zawacky, Michael A. Mayo
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Publication number: 20090087687Abstract: A compound represented by the Formula below is provided. (in Formula (1), X denotes a divalent linking group, R1 and R2 independently denote an alkyl group having 3 or more carbons and having at least one hydroxy group or an aralkyl group having 8 or more carbons and having at least one hydroxy group, the alkyl group and aralkyl group may have a substituent, and M denotes a hydrogen atom or a cation). There is also provided a polyurethane resin obtained by polymerization of a polyisocyanate and a polyol that includes the compound. There is also provided a magnetic recording medium that includes a non-magnetic support and, above the support, at least one magnetic layer including a ferromagnetic powder dispersed in a binder that includes the polyurethane resin.Type: ApplicationFiled: September 23, 2008Publication date: April 2, 2009Applicant: FUJIFILM CorporationInventors: Kazufumi OMURA, Masahiko Mori, Katsumi Araki, Masataka Yoshizawa
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Polyurethane elastomers having improved physical properties and a process for the production thereof
Patent number: 7511111Abstract: A polyol composition having a number average molecular weight of from about 1,000 to about3,000 Daltons is made up of (1) at least 55% by weight of a low monol polyoxypropylene polyol having a number average molecular weight of from about 1,000 to 12,000 Da and a degree of unsaturation less than or equal to 0.02 meq/g and (2) no more than 45% by weight of a polyol having a number average molecular weight of from about 400 to about 1,000 Da and a polydispersity index greater than1.1. This polyol composition is reacted with a diisocyanate, a polyisocyanate, an isocyanate-terminated prepolymer or an isocyanate-terminated quasi-prepolymer to produce polyurethanes, particularly, polyurethane elastomers having good physical and mechanical properties. Any of the known processes for producing polyurethanes, particularly, elastomers, including one-shot processes, may be used to produce polyurethanes in accordance with the present invention.Type: GrantFiled: March 14, 2006Date of Patent: March 31, 2009Assignee: Bayer MaterialScience LLCInventors: Bruce D. Lawrey, Kurt C. Frisch, Nigel Barksby -
Publication number: 20090082518Abstract: Disclosed is a carboxyl group-containing polyurethane (A) produced from a polyol (b) containing at least 10 mol % (relative to the total (100 mol %) of the polyol (b)) of a polyol (b1) which: (i) has a number-average molecular weight of 500 to 50,000; (ii) has 1 to 10 hydroxyl groups per molecule; and (iii) is one or a combination of two or more polyols selected from the group consisting of polybutadiene polyol, polyisoprene polyol, hydrogenated polybutadiene polyol and hydrogenated polyisoprene polyol. The carboxyl group-containing polyurethane (A) is suitable as materials of cured products, for example cured films, that are excellent in adhesion with substrates, low warpage, flexibility, plating resistance, soldering heat resistance and long-term reliability.Type: ApplicationFiled: May 16, 2006Publication date: March 26, 2009Applicant: SHOWA DENKO K.K.Inventors: Hiroshi Uchida, Ritsuko Hirakawa, Yoshio Miyajima, Hirofumi Inoue, Kazuya Kimura, Yukihiko Azuma
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Publication number: 20090082477Abstract: The present invention provides a polymer composition having a low water absorption and a chlorine content of not greater than 0.5% based on the total weight of the polymer composition. A process for preparing a polymer composition is also provided.Type: ApplicationFiled: October 2, 2008Publication date: March 26, 2009Applicant: Rubberlite IncorporatedInventor: Rick Speas
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Publication number: 20090069526Abstract: A process for the preparation of thermoplastic polyurethane by reacting (a) isocyanates with (b) compounds reactive toward isocyanates and having a molecular weight (Mw) of from 500 to 10 000 g/mol and (c) chain extenders having a molecular weight of from 50 to 499 g/mol, if appropriate in the presence of (d) catalysts and/or (e) conventional additives, wherein the chain extender mixture consisting of a main chain extender (c1) and one or more co-chain extenders (c2) is used and the thermoplastic polyurethane prepared has a rigid phase fraction of greater than 0.40, the rigid phase fraction being defined by the following formula: rigid ? ? phase ? ? fraction = { ? x = 1 k ? [ ( m KVx / M KVx ) * M Iso + m KVx ] } / m ges with the following meanings: MKVx: molar mass of the chain extender x in g/mol mKVx: mass of the chain extender x in g MIso: molar mass of the isocyanate used in g/mol mges: total mass of all starting materials in g k: number of chain extenders.Type: ApplicationFiled: April 11, 2007Publication date: March 12, 2009Applicant: BASF SEInventors: Oliver Steffen Henze, Rudiger Krech, Frank Prissok, Karin Scheffer, Frank Schafer, Heinrich Niermann
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Publication number: 20090035350Abstract: The present invention is directed to polymeric compositions comprising a biodegradable copolymer that possesses shape-memory properties and implantable devices (e.g., drug-delivery stents) formed of materials (e.g., a coating) containing such compositions. The polymeric compositions can also contain at least one non-fouling moiety, at least additional biocompatible polymer, at least one biobeneficial material, at least one bioactive agent, or a combination thereof. The polymeric compositions are formulated to possess good mechanical, physical and biological properties. Moreover, implantable devices formed of materials comprising such compositions can be delivered to the treatment site in a conveniently compressed size and then can expand to dimensions appropriate for their medical functions.Type: ApplicationFiled: August 3, 2007Publication date: February 5, 2009Inventors: John Stankus, Mikael Trollsas, Michael Ngo
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Publication number: 20090030170Abstract: A resin composition excellent in tintability and resin strength, a resin obtained by curing such a resin composition, and an optical component is provided. A polymerizable composition containing an isocyanate compound suitably used for transparent resin materials, at least one polythiol compound which may have one or more (poly)sulfide bonds in a molecule, and at least one polyhydroxy compound having two or more hydroxy groups in a molecule and/or at least one (poly)hydroxy(poly)mercapto compound having one or more hydroxy groups and one or more thiol groups is used.Type: ApplicationFiled: April 10, 2006Publication date: January 29, 2009Applicant: Mitsui Chemicals , Inc.Inventors: Akinori Ryu, Mamoru Tanaka, Osamu Kohgo, Kunio Okumura
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Patent number: 7482422Abstract: Golf ball compositions, and components formed therefrom, including trifunctional materials, such as trifunctional isocyanates, polyols, and amines, that have improved performance and durability characteristics, e.g., improved heat resistance, improved resiliency, and dimensional stability.Type: GrantFiled: December 4, 2006Date of Patent: January 27, 2009Assignee: Acushnet CompanyInventors: Shenshen Wu, Shawn Ricci
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Patent number: 7479533Abstract: A golf ball composed of a core and one or more cover layer which encloses the core is characterized in that at least one cover layer is made of a thermoplastic polyurethane composition characterized by including at least 90 wt % of a thermoplastic polyurethane obtained by a polyurethane-forming reaction of an organic diisocyanate compound with a long-chain polyol and a chain extender, and in that the polyurethane composition cover layer is characterized that an inherent viscosity in a DMF solvent is larger than 1.5 dl/g and an inherent viscosity in a DMF solution containing 0.05 mol/L n-butylamine is larger than 0.5 dl/g. The golf ball has a high rebound, an excellent scuff resistance, is recyclable in a molding operation, and has excellent manufacturability.Type: GrantFiled: May 4, 2005Date of Patent: January 20, 2009Assignee: Bridgestone Sports Co., Ltd.Inventors: Hiroyuki Nagasawa, Yoshinori Egashira, Yoshihiro Yamana, Hidekazu Saito, Hiroki Kimura
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Publication number: 20090012202Abstract: The present invention is directed to acrylated urethanes including the reaction product of: (1)(a) at least one urethane having at least two isocyanate groups and at least one acrylate group; and (b) at least one alcohol compound having at least two hydroxyl groups; or (2) (a) at least one isocyanate functional urethane which is the reaction product of at least one alcohol compound selected from the group consisting of amino alcohols, thioether alcohols, phosphino alcohols and mixtures thereof and at least one polyisocyanate; and (b) at least one hydroxy-functional material having at least one acrylate group; curable compositions including the same and processes for making the same.Type: ApplicationFiled: July 3, 2007Publication date: January 8, 2009Applicant: Henkel CorporationInventors: Anthony F. Jacobine, John G. Woods, Joel D. Schall, Steven T. Nakos, David M. Glaser
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Patent number: 7462679Abstract: Glycerides of acids having conjugated groups of aliphatic carbon-carbon double bonds, such as tung oil, are functionalized by reaction with certain polyol compounds at mild conditions. The functionalized oils are useful in a variety of coating and adhesive applications. They can be cured with melamine-formaldehyde, urea-formaldehyde, benzoguanimine-formaldehyde and/or glycoluril-formaldehyde resins. They can be reacted with polyisocyanates to form polyurethanes, and urethane-group containing prepolymers. Of particular interest are water-dispersible prepolymers, which can be used to make anionic, cationic or nonionic polyurethane dispersions for coating, adhesive and sealant as well as composites applications.Type: GrantFiled: November 26, 2003Date of Patent: December 9, 2008Inventor: Han Xiong Xiao
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Publication number: 20080300338Abstract: The invention relates to radiation-curable, water-emulsifiable compounds containing isocyanate groups or capped isocyanate groups, and to their use.Type: ApplicationFiled: November 23, 2006Publication date: December 4, 2008Applicant: BASF SEInventors: Eva Wagner, Erich Beck, Angelika Maria Steinbrecher, Yvonne Heischkel, Reinhold Schwalm
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Publication number: 20080300377Abstract: Thermoplastic polyurethanes (TPU) based on NDI are prepared by reacting specific, storage-stable NDI-based NCO prepolymers with chain extenders and granulating the largely reacted and cooled reaction melt. The TPU granules can then be processed to form shaped articles.Type: ApplicationFiled: May 28, 2008Publication date: December 4, 2008Inventors: Hartmut Nefzger, James Michael Barnes, Hans-Georg Wussow, Jens Krause
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Publication number: 20080293602Abstract: Symmetrical polyols, polyol esters, polyesters, polyurethanes, triazoles, and polyvinylethers derived from glycerol and methods of making the symmetrical polyols, polyesters, polyurethanes, polyhydroxyvinylethers and triazoles are discussed. Also provided is a method of making serinol.Type: ApplicationFiled: May 21, 2007Publication date: November 27, 2008Inventor: Dharma R. Kodali
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Publication number: 20080269376Abstract: The invention describes amphiphilic polymer compounds which are prepared by a) reacting a di-, tri- or tetraglycidyl compound (A) with an optionally unsaturated reactive component (B) consisting of C8-C28-fatty acid, a C8-C28-alcohol or a secondary C8-C28-amine, and allowing b1) the reaction product from stage a) to react further first with b1?) an aliphatic or aromatic polyisocyanate compound (C) b1?) and optionally then with a polyalkylene oxide compound (D), and b1?) reacting the reaction product from stage b1?) or optionally b1?) with a component (E) which is reactive towards isocyanates and has at least one OH, NH2, NH or SH group, or b2) allowing the reaction product from stage a) to react to completion with the reaction product of component (C) with component (E) and optionally (D) and (C), or b3) allowing the reaction product from stage a) to react to completion with the reaction product from component (C) and component (D) and optionally (C) and optionally the reaction product of component (C) andType: ApplicationFiled: July 20, 2006Publication date: October 30, 2008Inventors: Stefan Ingrisch, Gerhard Albrecht, Stefen Thaler, Mathias Bauer
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Biocompatible, Biodegradable Polyurethane Materials With Controlled Hydrophobic to Hydrophilic Ratio
Publication number: 20080262613Abstract: The biocompatible, biodegradable materials in the solid and/or liquid form are based on segmented linear polyurethanes and/or segmented crosslinked polyurethanes based on A) one or more biocompatible polyols susceptible to hydrolytic and/or enzymatic degradation having a molecular weight of 100 to 20,000 dalton and a number of active hydroxyl groups per molecule (functionality) of at least two or higher; B) one or more diisocyanates and/or triisocyanates; and C) one or more low molecular weight chain extenders having a molecular weight of 18 to 1000 dalton and the functionality of at least two or higher.Type: ApplicationFiled: July 26, 2004Publication date: October 23, 2008Inventor: Sylwester Gogolewski -
Patent number: 7439299Abstract: 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 (i) 5 to 65 wt % of at least one organic polyisocyanate; (ii) 0.Type: GrantFiled: December 16, 2003Date of Patent: October 21, 2008Assignee: DSM IP Assets B.V.Inventors: Richard G Coogan, Nikos J Georgakakis, Anthony Pajerski
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Publication number: 20080251204Abstract: The invention relates to relates to moisture-hardened hot melt adhesive which contains at least one polyurethane polymer of formula (I) which comprises aldimine groups and which is solid at room temperature, in addition to at least one polyurethane polymer P which comprises isocyanate groups, if q in formula (I) represents zero, or if X in formula (I) represents N—R8 with R8 as a substituent of formula (III). The compositions are characterised in that contain visibly less isocyanate monomers and are therefor particularly advantageous from a work-hygiene point of view.Type: ApplicationFiled: September 29, 2006Publication date: October 16, 2008Applicant: SIKA TECHNOLOGY AGInventors: Urs Burckhardt, Kai Paschkowski, Martin Linnenbrink, Doreen Scheidler
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Patent number: 7435464Abstract: Polyurethane particles dispersed in water can be used to make articles of commerce with reduced chance of chemical and biological allergic reaction to skin, and which exhibit improved puncture and tear resistance when compared to gloves made with other materials.Type: GrantFiled: February 17, 2004Date of Patent: October 14, 2008Assignee: Invista North America S.A.R.L.Inventors: Young H. Kim, Michael O'Neill, Jiazhong Chen, Portia D. Yarborough
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Patent number: 7431794Abstract: A process for producing a leather-like sheet, wherein a skin-like layer composed of a resin composition (C) is formed on top of a fibrous substrate (E), comprising; heating and melting a moisture-curable polyurethane hot-melt resin composition (C) which contains a hot-melt urethane prepolymer (A) having isocyanate groups at molecular terminal ends and a colorant (B), and applying said heated and melted resin composition (C) to either [1] a releasable substrate (D) and then bonding the coated surface to a fibrous substrate (E), or [2] a fibrous substrate (E) and then bonding the coated surface to a releasable substrate (D); wherein the colorant (B) contains a polyol with a number average molecular weight within a range from 1,000 to 20,000 as a vehicle (B-1), and a pigment (B-2).Type: GrantFiled: February 23, 2005Date of Patent: October 7, 2008Assignees: Dainippon Ink and Chemicals, Inc., Kuraray Co., Ltd.Inventors: Yoshinori Kanagawa, Toshio Niwa, Toshifumi Tamaki, Hisao Yoneda
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Patent number: 7417106Abstract: A golf ball having a core and at least one layer disposed about the core is disclosed. The at least one layer is formed from a composition having multiple reactive and/or non-reactive ingredients. At least one of these ingredients is a sterically hindered polyamine, preferably formed from an active hydrogen functional compound and an amine/acid ortho- or meta-substituted cyclic compound.Type: GrantFiled: September 14, 2005Date of Patent: August 26, 2008Assignee: Acushnet CompanyInventors: Murali Rajagopalan, Shenshen Wu, Manjari Kuntimaddi
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Patent number: 7417107Abstract: A golf ball having a core and at least one layer disposed about the core is disclosed. The at least one layer is formed from a composition having multiple reactive and/or non-reactive ingredients. At least one of these ingredients is a telechelic polydiene polyahl having a polydispersity of 1.35 or less.Type: GrantFiled: September 14, 2005Date of Patent: August 26, 2008Assignee: Acushnet CompanyInventors: Murali Rajagopalan, Shenshen Wu, Manjari Kuntimaddi, Shawn Ricci
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Patent number: 7414081Abstract: Radiation-curable compositions, and methods of making the same, for providing a wide variety of substrates with a durable, colored coating or colorant are disclosed. The color is at least in part provided by chromophore molecules that are covalently bonded to other components within the radiation-curable composition. A telecommunication element having a durable color identifying polymeric coating thereon is also disclosed. The telecommunication element comprises an elongated communication transmission medium, such as an optical fiber or an optical fiber ribbon, and a radiation-cured polymeric coating having an identifying color applied on at least a portion of the transmission medium.Type: GrantFiled: May 21, 2002Date of Patent: August 19, 2008Assignee: Draka Comteq B.V.Inventors: Robert W. Greer, Todd Warren Gantt, Michael B. Purvis, Bob J. Overton
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Patent number: 7402649Abstract: A golf ball having a core and at least one layer disposed about the core is disclosed. The core may further include a center and an outer core layer disposed about the center. The layer is formed from a composition having a prepolymer and a curative, the prepolymer being formed from an isocyanate and a blend of two or more telechelic polyahls, wherein a first telechelic polyahl has a first functionality of 3 or greater, which is greater than a second functionality of a second telechelic polyahl in the blend. The layer displays an enhanced shear resistance.Type: GrantFiled: October 5, 2005Date of Patent: July 22, 2008Assignee: Acushnet CompanyInventor: Manjari Kuntimaddi
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Publication number: 20080171833Abstract: Ring opening products of epoxides with fatty acid methyl esters with alkanols or water are eminently suitable as viscosity adjusters for high-viscosity polyols.Type: ApplicationFiled: June 22, 2005Publication date: July 17, 2008Inventors: Thorsten Roloff, Rainer Hoefer
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Low-Viscosity Uretdion Group-Containing Polyaddition Compounds, Method Of Production And Use Thereof
Publication number: 20080171816Abstract: The invention relates to low-viscosity polyaddition compounds containing uretdione groups, preparation process, and use.Type: ApplicationFiled: January 27, 2006Publication date: July 17, 2008Applicant: DEGUSSA GMBHInventors: Emmanouil Spyrou, Thomas Weihrauch, Lutz Mindach -
Patent number: 7396875Abstract: 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 dispersion of the resultant product with water and reacting the dispersion with amine functional materials.Type: GrantFiled: January 20, 2004Date of Patent: July 8, 2008Assignee: Bayer MaterialScience LLCInventors: Aaron A. Lockhart, Michael J. Dvorchak, Lyubov K. Gindin
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Patent number: 7393881Abstract: A telecommunication element having a durable color identifying polymeric coating thereon is disclosed. The telecommunication element comprises an elongated communication transmission medium, such as an optical fiber or an optical fiber ribbon, and a radiation cured polymeric coating having an identifying color applied on at least a portion of the transmission medium. The identifying color in the polymeric coating is provided by chromophore molecules that are covalently bonded thereto. Coating compositions and a method are also disclosed.Type: GrantFiled: December 21, 2005Date of Patent: July 1, 2008Assignee: ALCATELInventor: Robert W. Greer, IV
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Publication number: 20080139776Abstract: Process for continuous production of thermoplastically processable polyurethane elastomers with improved homogeneity, by metering a polyisocyanate (A), a proportion of from 1 to 80 equivalent %, based on the isocyanate group content of the polyisocyanate (A), of a compound (B) having an average of at least 1.8 and at most 3.0 hydrogen atoms having Zerewitinoff activity, with an average molar mass of from 450 g/mol to 5000 g/mol, a proportion of from 12 to 99 equivalent %, based on the isocyanate group content of the polyisocyanate (A), of a chain extender (C) having an average of at least 1.8 and at most 3.Type: ApplicationFiled: January 31, 2006Publication date: June 12, 2008Applicant: Basf AktiengesellschaftInventors: Gunter Scholz, Marian Mours, Sven Lawrenz, Horst Papenfuss, Christoph Bahr, Rudiger Krech
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Patent number: 7385022Abstract: Disclosed is a polythiocarbonate polythiol including repeating units represented by the chemical formula (I): in which formula (I), R represents a divalent hydrocarbon group, which hydrocarbon group may have at least one substituent which does not take part in a reaction with the polyisocyante component and the carbon chain in the hydrocarbon group may include at least one member selected from hetero atoms and an —OCO— group, and the polythiocarbonate polythiol has a number average molecular weight of 200 to 2500.Type: GrantFiled: January 4, 2007Date of Patent: June 10, 2008Assignee: Ube Industries, Ltd.Inventors: Masanori Watanabe, Masahiko Watanabe, Atsushi Morikami, Takafumi Hirakawa
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Patent number: 7381785Abstract: Process for preparing binders including reacting A) one or more NCO-functional compounds containing uretdione groups with B) one or more compounds containing groups capable of participating in polymerization reaction with ethylenically unsaturated compounds on exposure to actinic radiation, and contain isocyanate-reactive groups, followed by C) reaction with one or more hydroxyl-containing compounds other than B), wherein at least one of these compounds has an OH functionality of?2, D) in the presence of one or more compounds containing phenoxide groups, as catalysts, and E) optionally auxiliaries and additives, where the reaction with compounds of component C) proceeds at least proportionally with the formation of allophanate groups and where and including binders containing allophanate groups and groups capable of participating in a polymerization reaction with ethylenically unsaturated compounds on exposure to actinic radiation, and optionally also contain NCO-reactive groups.Type: GrantFiled: March 14, 2005Date of Patent: June 3, 2008Assignee: Bayer MeterialScience AGInventors: Christophe Dètrembleur, Jan Weikard, Dorota Greszta-Franz, Wolfgang Fischer, Jörg Schmitz, Holger Mundstock
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Publication number: 20080119630Abstract: A prepolymer is prepared from a starting material a) of one or more bifunctional or polyfunctional organic cyanates; and a starting material b) of one or more bifunctional or polyfunctional aromatic alcohols and/or one or more bifunctional or polyfunctional aliphatic alcohols substituted in the aliphatic group with at least one fluorine atom, wherein the starting materials a) and b) are present in a weight ratio ensuring a molar ratio of the OCN groups to the OH groups between 95:5 and 70:30 in the starting materials a) and b). The prepolymer has a degree of crosslinking that is below the gel point of the prepolymer.Type: ApplicationFiled: May 11, 2007Publication date: May 22, 2008Applicant: Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.Inventors: Monika Bauer, Rajko Wurzel, Christoph Uhlig, Jorg Bauer
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Patent number: 7364796Abstract: Adhesive composition and a flexible packaging composite film that can produce a reduced amount of low-molecular-weight compounds eluted into contents of a composite film to prevent spoilage of inherent properties or performances of the contents, can produce improved oil resistance to prevent significant reduction in strength even when used for oily contents, and can develop favorable flexibility of the composite film to prevent reduction in peel strength. Polyester polyamide polyol and/or polyurethane polyester polyamide polyol including an amide bond produced by reaction between a dimer acid and polyamine is prepared as a polyol component and also concentration of a cyclic compound formed by the amide bond and/or an ester bond in extracted water which is extracted from a composite film adhesively bonded by the adhesive composition by water of 0.5 mL/cm2 per unit area of the composite film is set to be 0.Type: GrantFiled: July 22, 2003Date of Patent: April 29, 2008Assignee: Mitsui Takeda Chemicals, Inc.Inventors: Shigetoshi Sasano, Sachio Igarashi
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Patent number: 7357889Abstract: 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 diisocyanate. A melt spinning process is also disclosed using a polyether polyurethane with a polyester crosslinking agent. Long melt spinning run times can be achieved without experiencing excessive pressure buildup in the spinneret and fiber breakage.Type: GrantFiled: March 30, 2004Date of Patent: April 15, 2008Assignee: Lubrizol Advanced Materials, Inc.Inventors: Ravi R. Vedula, Yinbing Xia
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Patent number: 7339010Abstract: The present invention is directed to a method of forming a golf ball that contains an interpenetrating polymer network, or IPN, which includes at least two polymeric systems, in one or more of the layers. The first polymeric system may include a polyurethane-based or polyurea-based system having blocked isocyanate groups and the second polymeric system may include an epoxy-based or acrylic-based system, wherein the two systems are polymerized or cured simultaneously or sequentially to form an IPN.Type: GrantFiled: July 28, 2004Date of Patent: March 4, 2008Assignee: Acushnet CompanyInventors: Manjari Kuntimaddi, Shenshen Wu, Murali Rajagopalan
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Patent number: 7323435Abstract: Fluorinated oligourethanes, having number average molecular weight lower than or equal to 9,000, having a branched structure, formed of the following monomers and macromers: a) aliphatic, cycloaliphatic or aromatic polyisocyanates, b) heterofunctional hydrogenated monomers having general formula: X0—(CR1AR2A)b—Y0 ??(Ib) one or more of the following compounds: c) bifunctional hydroxyl (per)fluoropolyethers (PFPE diols) having number average molecular weight in the range 400-3,000, e) monofunctional hydroxyl (per)fluoropolyethers or monofunctional hydroxyl (per)fluoroalkanes (e?), having number average molecular weight in the range 300-1,000, and optionally the following compounds: d) heterofunctional monomers, dI) hydrogen-active compounds, capable to form bonds with the NCO functions stable at the hydrolysis but weak at heat.Type: GrantFiled: June 12, 2000Date of Patent: January 29, 2008Assignee: Ausimont S.p.A.Inventors: Stefano Turri, Marinella Levi, Tania Trombetta
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Patent number: 7307136Abstract: A polyisocyanate-based elastomer having a ratio of the storage modulus (E?) at 20° C. and the storage modulus (E?) at 120° C. of between 0.75 and 1.5, a tan ? at 100° C. of less than 0.1 and a maximum value of the tan ? of more than 0.8, the tan ? being the ratio of the loss modulus (E?) and the storage modulus (E?).Type: GrantFiled: February 4, 2002Date of Patent: December 11, 2007Assignee: Huntsman International LLCInventors: Gerhard Jozef Bleys, Alan James Hamilton, Jan Willem Leenslag
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Patent number: 7288604Abstract: The present invention is directed to a method of forming a golf ball that contains an interpenetrating polymer network, or IPN, which includes at least two polymeric systems, in one or more of the layers. The first polymeric system may include a polyurethane-based or polyurea-based system having blocked isocyanate groups and the second polymeric system may include an epoxy-based or acrylic-based system, wherein the two systems are polymerized or cured simultaneously or sequentially to form an IPN.Type: GrantFiled: July 28, 2004Date of Patent: October 30, 2007Assignee: Acushnet CompanyInventors: Manjari Kuntimaddi, Shenshen Wu, Murali Rajagopalan
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Patent number: 7276570Abstract: 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 compositions can be used in any one or more portions of the golf balls, such as inner center, core, inner core layer, intermediate core layer, outer core layer, intermediate layer, cover, inner cover layer, intermediate cover layer, and/or outer cover layer.Type: GrantFiled: November 24, 2004Date of Patent: October 2, 2007Assignee: Acushnet CompanyInventors: Manjari Kuntimaddi, Murali Rajagopalan, Shenshen Wu
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Patent number: 7265195Abstract: 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 compositions can be used in any one or more portions of the golf balls, such as inner center, core, inner core layer, intermediate core layer, outer core layer, intermediate layer, cover, inner cover layer, intermediate cover layer, and/or outer cover layer.Type: GrantFiled: November 24, 2004Date of Patent: September 4, 2007Assignee: Acushnet CompanyInventors: Manjari Kuntimaddi, Murali Rajagopalan
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Patent number: 7253244Abstract: 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.Type: GrantFiled: March 11, 2004Date of Patent: August 7, 2007Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Bernhard Gruenewaelder, Werner Haller, Bernhard Schoettmer, Thomas Empt, Hermann Kluth
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Patent number: 7226983Abstract: Golf ball compositions, and components formed therefrom, including trifunctional materials, such as trifunctional isocyanates, polyols, and amines, that have improved performance and durability characteristics, e.g., improved heat resistance, improved resiliency, and dimensional stability.Type: GrantFiled: April 8, 2004Date of Patent: June 5, 2007Assignee: Acushnet CompanyInventors: Shenshen Wu, Shawn Ricci
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Patent number: 7211621Abstract: Polyurethaneurea resins containing at least one group of the formula (I) —NH(CO)XOR1O(CO)CHR2CH2N[CnH2nSi(OR3)3](CO)NH—??(I) and/or at least one group of the formula (II) {—NH(CO)XO}a{CH2?CR2(CO)O}bR4{O(CO)CHR2CH2N[CnH2nSi(OR3)3](CO)NH—}c??(II) wherein X=[O(CH2)4]q(OC2H4)x(OC3H6)y[(CH2)5(CO)]z; q=0 to 10; x=0 to 20; y=0 to 20; z=0 to 10; n=2 or 3; a=1 or 2; b=0 to 4; c=1 to 5; R1=—C2H4—, —C3H6—, —C4H8—, —CH(CH2O(CO)R5)CH2— or —CH2CH(O(CO)R5)CH2—; R2=H or CH3; R3=C1 to C4 alkyl; R4=a+b+c-valent, saturated hydrocarbon residue of a (cyclo)alkane polyol with a+b+c hydroxyl groups; R5=an acid residue of a monocarboxylic acid, with the proviso that a+b+c=3 to 6 and wherein the sequence of the subformulae indicated q, x, y and z may be varied at will and q, x, y and z in each case merely state the number of instances of the particular subformulae contained in the formulae (I) and (II).Type: GrantFiled: February 11, 2004Date of Patent: May 1, 2007Assignee: E. I. du Pont de Nemours and CompanyInventors: Carmen Flosbach, Stefanie Matten
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Patent number: 7202302Abstract: Polyisocyanurate systems, pultrusion of those systems to produce reinforced polyisocyanurate matrix composites, and to composites produced thereby. The polyisocyanurate systems include a polyol component, an optional chain extender, and an isocyanate. The polyisocyanurate systems have extended initiation times of about 5 minutes to about 30 minutes at room temperature, and can be snap cured.Type: GrantFiled: November 17, 2003Date of Patent: April 10, 2007Assignee: Huntsman International LLCInventors: Evan H. Cheolas, Berend Eling, Ravi R. Joshi, Alan McClelland, Ajay Padsalgikar, Andreas H. Rothacker
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Patent number: 7193011Abstract: The present invention relates to a method of preparing water-dispersible poly (urethane-urea) having aliphatic-aromatic isocyanate, more particularly to a method of preparing water-dispersible poly (urethane-urea) having aliphatic-aromatic isocyanate, with improved mechanical/thermal properties, such as heat resistance, chemical resistance and adhesion, good cost competitiveness and environmental friendliness, by reacting polyester polyol, dimethylol propionic acid and an aromatic isocyanate compound to obtain a hydroxyl (OH)-terminated prepolymer, adding an aliphatic isocyanate compound to said OH-terminated prepolymer to obtain an isocyanate (NCO)-terminated prepolymer wherein aromatic-aliphatic isocyanate is hybridized, neutralizing, water-dispersing and chain extending said NCO-terminated prepolymer.Type: GrantFiled: June 24, 2004Date of Patent: March 20, 2007Assignee: Yonsei UniversityInventors: Jung Hyun Kim, In Woo Cheong, Kyoung Min Ahn
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Patent number: 7186777Abstract: Polyurethane and polyurea compositions for golf balls with improved stability of the curative blend, wherein the curative blend includes a pigment, a curing agent, and a compatible freezing point depressing agent so that the curative blend has a lower freezing point than the curing agent by itself and the blend does not lose pigment dispersion upon solidification and subsequent thawing.Type: GrantFiled: June 28, 2004Date of Patent: March 6, 2007Assignee: Acushnet CompanyInventors: Shenshen Wu, Kelly J. Gasper, Constantine A. Kondos, Murali Rajagopalan