N=c=x Reactant Has Ionic Group Attached Thereto, E.g., Carboxyl Sulfonic, Etc. Patents (Class 524/840)
-
Patent number: 7691941Abstract: The present invention relates to the preparation of aqueous, solvent-free or low-solvent, storage-stable polyurethane crosslinker dispersions having pyrazole-blocked isocyanate groups, to coating compositions prepared from them and to their use in coatings.Type: GrantFiled: May 24, 2007Date of Patent: April 6, 2010Assignee: Bayer Material Science AGInventors: Sebastian Dörr, Heino Müller, Harald Blum
-
Patent number: 7605209Abstract: The present invention provides coating compositions that include reactive diluents and have high performance, low VOC levels, and low irritation levels. Certain embodiments of the present invention include water and water-dispersible polymers and other embodiments do not include water.Type: GrantFiled: May 27, 2004Date of Patent: October 20, 2009Assignee: Valspar Sourcing, Inc.Inventors: T. Howard Killilea, James M Bohannon
-
Patent number: 7601779Abstract: A polymer compound comprises a unit composed of a sulfur-containing compound (A) having at least two active hydrogen groups, a unit composed of a compound (B) having at least two isocyanate groups and a unit composed of an amine compound (C) having at least two active hydrogen groups, and having an average particle size of 200 nm or smaller. The polymer compound can be used in a recording medium.Type: GrantFiled: February 23, 2006Date of Patent: October 13, 2009Assignee: Canon Finetech Inc.Inventors: Hirokazu Hyakuda, Hiroshi Kakihira
-
Patent number: 7592064Abstract: Carpet protectants comprising an aqueous dispersion comprising A. a partially fluorinated urethane polymer having at least one urea linkage, which compound is the product of the reaction of: (1) at least one organic polyisocyanate containing at least three isocyanate groups; (2) at least one fluorochemical compound which contains per molecule (a) a single functional group having one or more Zerewitinoff hydrogen atoms and (b) at least two carbon atoms, each of which is attached to at least two fluorine atoms; and (3) water in an amount sufficient to react with from about 5% to about 60% of the isocyanate groups in said polyisocyanate; B. a non-fluorinated cationic surfactant; and C. a non-fluorinated nonionic surfactant are disclosed.Type: GrantFiled: August 6, 2004Date of Patent: September 22, 2009Assignee: E.I. du Pont de Nemours and CompanyInventors: Patrick Henry Fitzgerald, Andrew Hen Liu, Peter Michael Murphy, Charles L. Strickler
-
Patent number: 7589149Abstract: Stable aqueous poly(urea/urethane) polymers and dispersions are made that do not require the inclusion of chain extenders, curing agents or crosslinking agents.Type: GrantFiled: November 4, 2003Date of Patent: September 15, 2009Assignee: INVISTA North America S.a r.l.Inventors: Young H. Kim, Michael O'Neil, Jiazhong Chen
-
Patent number: 7582698Abstract: A novel method of preparing an aqueous dispersion of non-uniform polyurethane particles which comprises (a) preparing at least two isocyanate-terminated polyurethane prepolymers having different hydrophilicities; (b) preparing a uniform mixture of said prepolymers; and (c) dispersing the mixed prepolymers in an aqueous medium. The resulting dispersion of the prepolymers may optionally be chain extended. This method enables the preparation of core-shell particles as well as particles of other morphologies, including “raspberry”, interpenetrating network, “salt-and-pepper”, “ice-cream cone” and particles of gradient composition. Similarly, an aqueous dispersion of two different polyurethane polymers may be obtained by first preparing at least two different isocyanate-terminated polyurethane prepolymers, preparing a uniform mixture of such prepolymers and thereafter dispersing the mixture in an aqueous medium.Type: GrantFiled: December 11, 2003Date of Patent: September 1, 2009Assignee: Lubrizol Advanced Materials, Inc.Inventors: Alexander V. Lubnin, Dennis Malaba, Vic Stanislawczyk, Gary D. Calhoun
-
Patent number: 7579048Abstract: A process for improving the intercoat adhesion in a multicoat paint system utilizing a primer coat, an aqueous basecoat, and a clearcoat, where the multicoat paint system has been produced by means of a wet-on-wet technique. The clearcoat is produced using a pseudoplastic powder clearcoat slurry prepared by a secondary dispersion process or a melt emulsification process. The aqueous basecoat material used to produce the aqueous basecoat comprises a dispersed graft copolymer whose particles are composed of a hydrophobic core of copolymerized olefinically unsaturated monomers and of a hydrophilic shell which comprises a polyurethane, where said copolymer is prepared by free-radical (co)polymerization of the monomers in the presence of at least one polyurethane containing specially selected olefinically unsaturated groups.Type: GrantFiled: March 3, 2004Date of Patent: August 25, 2009Assignee: BASF CoatingsInventors: Egon Wegner, Stephan Schwarte
-
Patent number: 7557156Abstract: The invention relates to new, aqueous, hydroxy-functional polyester dispersions containing urethane groups, to a process for preparing them, and to their use in combination with crosslinker resins for preparing paints, coatings and adhesives.Type: GrantFiled: November 20, 2006Date of Patent: July 7, 2009Assignee: Bayer MaterialScience AGInventors: Heino Muller, Harald Blum, Ulrich Freudenberg
-
Patent number: 7553902Abstract: Mixtures comprising (A) an isocyanurate and/or biuret of 1,6-diisocyanatohexane (HDI), (B) an isocyanurate of 1-isocyanato-3,5,5-trimethyl-5-isocyanatomethylcyclohexane (IPDI), (C) at least one emulsifier, and (D) if desired, solvent.Type: GrantFiled: July 24, 2003Date of Patent: June 30, 2009Assignee: BASF AktiengesellschaftInventors: Karl Haeberle, Rainer Koeniger, Eva Wagner, Klaus Dieter Hoerner
-
Patent number: 7538154Abstract: The invention provides aqueous preparations having soft-feel properties, foams obtainable by mechanically foaming these preparations, and soft-feel coatings based on the foams. The preparations comprise aqueous polyurethane-polyurea dispersions, hydroxy-functional, aqueous or water-dilutable binders, polyisocyanates which may have been hydrophilically modified, and foam stabilizers.Type: GrantFiled: October 6, 2005Date of Patent: May 26, 2009Assignee: Bayer MaterialScience AGInventors: Torsten Pohl, Uwe Klippert, Thomas Münzmay, Frank Kobor
-
Patent number: 7531614Abstract: Water-thinnable polyurethane with at least two free OH groups obtainable from a first conversion of a primary and/or secondary alkanolamine with a NCO compound giving an intermediate product, followed by the addition of a cyclic carboxylic anhydride to the intermediate product; with the NCO compound exhibiting at least one free NCO group and no blocked NCO group; all alkanolamine being converted during the first conversion to the intermediate product such that the nitrogen atom of the alkanolamine reacts with one of the free NCO groups of the prepolymer to form a urea bond; and the cyclic carboxylic anhydride reacting, with ring opening, with the OH group, originating from the alkanolamine, of the intermediate product; and its use for the production of hot curing coating compositions.Type: GrantFiled: March 25, 2003Date of Patent: May 12, 2009Assignee: PPG Industries Ohio Inc.Inventors: Hans-Dieter Hille, Karsten Jahny, Paul Lamers
-
Patent number: 7501472Abstract: An aqueous fluoromodified polyurethane system for one- or two-component anti-graffiti and anti-soiling coatings is prepared by (a) preparing a binder component based on an aqueous solution or dispersion of optionally hydroxy- and/or amino-functional oligourethanes and/or polyurethanes having fluorinated side chains, and, optionally, (b) subsequently reacting the binder component with a crosslinker.Type: GrantFiled: February 26, 2003Date of Patent: March 10, 2009Assignee: Construction Research & Technology GmbHInventors: Norbert Steidl, Alois Maier, Franz Wolfertstetter, Wolfgang Hiller, Rupert Stadler
-
Patent number: 7479511Abstract: An energy curable aqueous composition is disclosed containing: water; an ethylenically unsaturated oligomer; and a resin not containing energy curable functional groups.Type: GrantFiled: April 12, 2005Date of Patent: January 20, 2009Assignee: Sun Chemical CorporationInventors: Mikhail Laksin, Ralph Arcurio, Prasad K. Adhikari, Subhankar Chatterjee, Volker Linzer, Richard Czarnecki, Jitendra J. Modi
-
Patent number: 7479520Abstract: An aqueous coating material, substantially or completely free from volatile organic compounds and preparable by mixing with one another (A) at least one aqueous primary dispersion comprising dispersed and/or emulsified, solid and/or liquid polymer particles and/or dispersed solid core/shell particles with a diameter ?500 nm, preparable by free-radical microemulsion or miniemulsion polymerization of at least one olefinically unsaturated monomer in the presence of at least one hydrophobic additive, and (B) at least one secondary aqueous polyurethane dispersion comprising at least one polyurethane and at least one light stabilizer selected from the group of the regenerable free-radical scavengers, a process for preparing it and its use.Type: GrantFiled: February 13, 2002Date of Patent: January 20, 2009Assignee: BASF Coatings AGInventors: Ralf Nickolaus, Heinz-Peter Rink, Reinhold Clauss, Elisabeth Wessling, Wilma Löcken, Maximilian Bendix, Dunja Mikolajetz
-
Patent number: 7465778Abstract: A curable, alkoxysilane-functional polyether urethane composition formed by combining a) a first silane terminated polyurethane prepared by reacting i) a mono-functional compounds with ii) an isocyanate component containing two isocyanate groups, the reaction product reacted with iii) a compound containing an isocyanate-reactive group and one or more reactive silane groups to form a moisture-curable, alkoxysilane-functional polyether urethane; and b) a second silane terminated polyurethane prepared by reacting i) an alkyl monofunctional alcohol, amine, and/or thiol, with ii) an isocyanate component containing two isocyanate groups, the reaction product reacted with iii) a compound containing an isocyanate-reactive group and one more reactive silane groups. The urethane composition can be used in coating, sealant and/or adhesive compositions. The coating compositions are used to form a coated substrate.Type: GrantFiled: December 19, 2003Date of Patent: December 16, 2008Assignee: Bayer MaterialScience LLCInventors: Richard R. Roesler, Derek L. Crawford
-
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
-
Patent number: 7414092Abstract: Stabilized polyurethane resins and methods for their preparation are disclosed.Type: GrantFiled: April 1, 2004Date of Patent: August 19, 2008Assignee: Construction Research & Technology GmbHInventors: Norbert Steidl, Alois Maier, Franz Wolfertstetter, Christian Huber, Sascha Raspl
-
Patent number: 7405258Abstract: [PROBLEMS] The invention is to provide an aqueous one-component coating agent that is environmentally friendly and safe, and is excellent in productivity and storage stability, and also in alkali resistance and solvent resistance of a coated film. [MEANS FOR SOLVING PROBLEMS] The problems are solved by providing a method for producing polyurethane emulsion for an aqueous one-component coating agent, comprising: reacting an organic diisocyanate (a1), a high molecular weight polyol (a2) and a low molecular weight glycol containing a carboxyl group (a3) to produce an isocyanate-terminated urethane prepolymer having a carboxyl group (A); mixing the urethane prepolymer (A) with a polyisocyanate containing a nonionic polar group (B); neutralizing the carboxyl group in the system with a neutralizing agent (C); and subjecting the mixture to emulsification in water and chain extension with water or an amine.Type: GrantFiled: February 1, 2005Date of Patent: July 29, 2008Assignee: Nippon Polyurethane Industry Co., Ltd.Inventors: Naotaka Izumi, Takeshi Morishima, Iku Ohki, Mitsushige Ikemoto
-
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
-
Patent number: 7393894Abstract: The invention relates to self-crosslinking aqueous polyurethane dispersions containing a crosslinking agent I selected from diamones I1 and dihydrazides I2, and polyurethanes comprising structural elements derived from polyisocyanates A, polyols B having a number average molar mass Mn of at least 400 g/mol, compounds D comprising at least two groups which are reactive compared to isocyanate groups and at least one group able to form anions, low-molecular polyols E that carry no other reactive groups compared to isocyanate groups, compounds F containing at least one group which is reactive compared to isocyanate, and at least one aldehyde-type or ketone-type carbonyl group, and compounds G that are monofunctional compared to isocyanates or contain active hydrogen with different capabilities of reaction and are different from the compounds E. The invention also relates to methods for the production of said dispersions, and coating agents containing the same.Type: GrantFiled: June 3, 2004Date of Patent: July 1, 2008Assignee: Cytec Surface Specialties Austria GmbHInventors: Markus Schafheutle, Anton Arzt, Julius Burkl, Gudrun Garber, Hannelore Gsöll, Rudolf Jedlicka, Susanne Neumayer, Gerlinde Petritsch, Renate Pittermann, Jörg Wango
-
Patent number: 7387821Abstract: The object of the present invention is to provide a golf ball having a paint film which is obtained from an environment-friendly aqueous paint and is excellent in the durable adhesion. The present invention provides a golf ball comprising a golf ball body, and a paint film covering said golf ball body, wherein the paint film has a resin component which is a reaction product obtainable by reacting an aqueous polyurethane having a carboxyl group with an aqueous polycarbodiimide and the blending ratio of the aqueous polycarbodiimide to the aqueous polyurethane having the carboxyl group is ranging from 0.9 to 1.5 at a molar ratio of a carbodiimide group to a carboxyl group(carbodiimide group/carboxyl group).Type: GrantFiled: October 7, 2005Date of Patent: June 17, 2008Assignee: SRI Sports LimitedInventors: Kazuhiko Isogawa, Takashi Sasaki
-
Patent number: 7348379Abstract: The current invention relates to a coating composition comprising a polyisocyanate compound, a hydroxyl-functional film-forming polymer, and a non-volatile branched monoalcohol. An aliphatic branched monoalcohol is preferred. More preferred are long chain non-volatile branched monoalcohols. This results in coating compositions that have improved flow behavior and that produce coatings having improved appearance without an adverse effect on other properties. The invention also relates to a multi-component coating composition. Preferably, the multi-component coating composition is a two-component coating composition comprising a polyisocyanate component and a hydroxyl-functional component, wherein the hydroxyl-functional component, in addition to the hydroxyl-functional film forming polymer also comprises the non-volatile branched monoalcohol.Type: GrantFiled: October 5, 2004Date of Patent: March 25, 2008Assignee: Akzo Nobel N.V.Inventors: Antonius H.G. Van Engelen, Alexander Leo Yahkind, Omar Abu-Shanab, Jason Weaver
-
Patent number: 7345109Abstract: Water-dilutable polyurethane dispersions comprising structural units derived from polyisocyanates A, polyols B having a number-average molar mass Mn of at least 400 g/mol, compounds D that contain at least two groups reactive towards isocyanate groups and at least one group capable of anion formation, low molar mass polyols E that do not carry any further groups reactive towards isocyanate groups, compounds G that are monofunctional towards isocyanates or contain active hydrogen of different reactivity and that are different from the compounds E, characterised in that the polyols B contain a mass fraction of polycarbonate polyols B1 of at least 85%, and the use thereof in coating compositionsType: GrantFiled: June 21, 2004Date of Patent: March 18, 2008Assignee: Cytec Surface Specialties Austria GmbHInventors: Markus Schafheutle, Anton Arzt, Julius Burkl, Gudrun Garber, Rudolf Jedlicka, Gerlinde Petritsch, Jörg Wango, Renate Pittermann
-
Patent number: 7345110Abstract: A process for the continuous production of an aqueous polyurethane dispersion based on at least one aliphatic and/or aromatic polyisocyanate is described, which is characterised by the following steps: a) production of an aqueous pre-emulsion by mixing a polyurethane prepolymer containing hydrophilic and/or potentially hydrophilic groups with water in a mixing nozzle, wherein the polyurethane prepolymer is injected into the water; b) formation of an emulsion by homogenization of the pre-emulsion from step a) in a multi-step homogenizing nozzle. Paint films containing the aqueous polyurethane dispersion produced by the process can be used to coat substrates.Type: GrantFiled: April 5, 2005Date of Patent: March 18, 2008Assignee: Bayer MaterialScience AGInventors: Rolf Gertzmann, Bernd Klinksiek, Lars Obendorf, Christoph Irle
-
Patent number: 7342057Abstract: Self-healing coatings incorporate microcapsules of about 60-150 microns diameter that contain film formers and dust suppression compounds suitable for controlling spalling of lead dust, for example. In one embodiment, a primer paint is mixed with these microcapsules and applied by brushing or rolling. After the coating has cured, any physical compromise of the coating results in microcapsules bursting to release liquid that fills and seals the compromised volume. The microcapsule contents protect the underlying substrate from damage and repair some of the outer coating. In one application, embodiments of these self-healing coatings seal existing lead-based paint for suppression of lead dust. In another embodiment, microcapsules are provided separately to enhance commercially available products.Type: GrantFiled: August 24, 2004Date of Patent: March 11, 2008Assignee: United States of America as represented by the Secretary of the ArmyInventors: Ashok Kumar, Larry D. Stephenson
-
Patent number: 7342068Abstract: Aqueous polyurethane dispersions comprising polyurethane polymer and methods for making and using same are disclosed herein. In one aspect of the present invention, aqueous polyurethane dispersions, comprising a polyurethane polymer having a weight average molecular weight ranging from 20,000 to 80,000, are prepared by controlling the weight average molecular weight of the polymer by reacting the isocyanate terminated prepolymer with at least one chain terminating agent; and/or maintaining a N/COOH molar ratio of amine in the neutralizing agent to acid functional group in the isocyanate reactive compound to from about 0.5:1 to about 1:1.Type: GrantFiled: November 18, 2003Date of Patent: March 11, 2008Assignee: Air Products and Chemicals, Inc.Inventors: Eric Howard Klingenberg, Shafiq Nisarali Fazel
-
Publication number: 20080039582Abstract: The present invention relates to polyurethane ionomers based on polytrimethylene ether glycol (“PO3G”), aqueous dispersions of such polyurethanes, and their manufacture and use.Type: ApplicationFiled: July 24, 2007Publication date: February 14, 2008Inventors: Hari Babu Sunkara, C. Chad Roberts, Paul A. Colose
-
Patent number: 7297742Abstract: An aqueous thermosetting primer composition includes a polyurethane polymer, an acrylic polymer polymerized in a wax having crosslinkable functionality, and a crosslinking component that is reactive with the wax and at least one of the polyurethane polymer and the acrylic polymer. The polyurethane polymer has a glass transition temperature of 0° C. or less. The acrylic polymer has a glass transition temperature that is at least about 20° C. higher than the glass transition temperature of polyurethane resin. The invention further provides a composite coating having as a primer layer a cured layer of the primer composition of the invention and having at least one topcoat layer.Type: GrantFiled: May 11, 2004Date of Patent: November 20, 2007Assignee: BASF CorporationInventors: Walter H. Ohrbom, Timothy S. December, JoAnn Lanza, Robert D. Weise
-
Patent number: 7294670Abstract: An aqueous urethane resin dispersion for bonding can be used in wet lamination and dry lamination and can be reactivated easily at a low temperature of about 50 to 70° C. after drying, and is also superior in coatability, adhesive strength, and heat resistance. The aqueous dispersion of a polyurethane resin is superior in contact adhesiveness immediately after lamination and also has good permeability and good coatability not only on bases having smooth surfaces such as plastics and metals, but also on porous bases such as fibers, papers, and buffed leathers; an aqueous adhesive using the aqueous dispersion; and an article to which it is applied. The aqueous polyurethane resin dispersion has at least one of a sulfonate group and a carboxylate group, wherein an average particle diameter of the polyurethane resin is 0.05 to 0.30 ?m and a surface tension of the aqueous dispersion (A) is 40 mN/m or less.Type: GrantFiled: September 20, 2002Date of Patent: November 13, 2007Assignee: Dainippon Ink and Chemicals, Inc.Inventors: Kazuo Kuba, Mitsuru Kitada
-
Patent number: 7291672Abstract: The paste composition of the present invention is a paste composition comprising (i) a polyurethane resin which comprises (a) a recurring unit represented by the formula (1) and (b) a recurring unit represented by the formula (2), a molar fraction of said recurring unit (a) being in the range of 0.35 to 0.99, a molar fraction of said recurring unit (b) being in the range of 0.01 to 0.65, the total of both the molar fractions being 1, (ii) a solvent and (iii) a powder. By the use of the paste composition, dielectric layers, sealing products, barrier ribs, phosphors, etc. can be favorably formed.Type: GrantFiled: October 27, 2004Date of Patent: November 6, 2007Assignee: Mitsu Takeda Chemicals, Inc.Inventors: Daiki Taneichi, Manabu Tsuruta, Masahiko Mitsuduka
-
Patent number: 7282533Abstract: Plastics comprise sterically hindered, esterified amine (I) which contains less than 100 ppm, based on the weight of (I), of titanium.Type: GrantFiled: July 15, 2004Date of Patent: October 16, 2007Assignee: BASF AktiengesellschaftInventors: Mirko Kreitschmann, Hauke Malz, Thomas Flug, Sylvia Rybicki
-
Patent number: 7282253Abstract: A non-woven fabric with melange-type visual appearance and endowed with high-durability comprising a fiber part and a matrix binder characterized by the binder matrix being a polyurethane characterized by the presence of soft segments and rigid segments, the former constituted from mixtures of polycarbonate-polyols and polyester-polyols, and the latter, from urethane groups deriving from the reaction of isocyanates with ureic polyols, and groups deriving from the reaction between the free isocyanate groups and water, and the fiber part comprises a fiber of melange appearance that is a mixture of two or more fibers with different dyeability characteristics.Type: GrantFiled: December 19, 2003Date of Patent: October 16, 2007Inventors: Silvia Marini, Omar Teofrasti
-
Patent number: 7276554Abstract: Coating compositions that are stable to thermal yellowing that include coating materials containing I) one or more dispersions of hydroxyl-free polyurethanes and/or polyurethane-ureas, II) one or more aqueous solutions or dispersions of ionically modified, hydroxyl-containing polyurethanes and/or polyurethane-ureas, other than the constituents of component I), and III) at least one crosslinker.Type: GrantFiled: January 12, 2005Date of Patent: October 2, 2007Assignee: Bayer MaterialScience AGInventors: Thorsten Rische, Torsten Pohl, Jürgen Meixner, Uwe Klippert, Thomas Feller
-
Patent number: 7271216Abstract: The present invention provides an isocyanate group terminated prepolymer aqueous dispersion (A) that is composed of water and an isocyanate group terminated prepolymer (a) dispersed in the water, whose content in the (A) is in a range of 60 wt % to 85 wt %, wherein the (A) optionally contains a-surfactant in a range of 0 wt % to 10 wt % based on a weight of the (a), and a solvent in a range of 0 ppm to 5,000 ppm based on the weight of the (a). The present invention also provides a polyurethane resin aqueous dispersion (B) that is composed of a polyurethane resin (b), whose content in the (B) is in a range of 20 wt % to 65 wt %, wherein the (b) is obtained by a chain extension reaction of the (A). The present invention is capable of providing a polyurethane resin aqueous dispersion having excellent storage stability.Type: GrantFiled: February 25, 2003Date of Patent: September 18, 2007Assignee: Sanyo Chemical Industries, Ltd.Inventors: Tadashi Tanaka, Yoshiyuki Iwasaki, Yoshio Kobayashi, Yoshiyuki Ueno
-
Patent number: 7268182Abstract: A coating composition comprising a film forming binder of a. at least one polymer that has pendant groups, such as, hydroxyl, carboxyl, glycidyl, amine, amide, silane and mixtures thereof that are reactive with a crosslinking component and the polymer has a glass transition temperature (Tg) of 10 to 80° C.; b. a polytrimethylene ether diol having a Mn (number average molecular weight) of 500 to 5,000; and c. a crosslinking component, such as, organic polyisocyanates, melamine formaldehydes, alkylated melamine formaldehydes, benzoquanamine formaldehyde, urea formaldehyde, polyepoxides, silane resin and any mixtures thereof; wherein the coating composition can be used as a clear coating composition and can contain pigments and may be used as a pigmented top coating, a pigmented base coating, a primer or primer surfacer coating and is useful for coating automobile and truck bodies and parts, industrial equipment, appliances and exterior structures.Type: GrantFiled: March 19, 2004Date of Patent: September 11, 2007Assignee: E. I. du Pont de Nemours & CompanyInventors: Hari Babu Sunkara, Patricia Mary Ellen Sormani, James William O'Neil, Joseph V. Kurian
-
Patent number: 7265178Abstract: A description is given of an optionally fluorinated polyurethane-polymer hybrid dispersion with enhanced surface properties (low critical surface tensions ?c and very high contact angles ?) which is obtainable by a) preparing a dispersion component (binder) based on an aqueous solution or dispersion of an optionally hydroxy- and/or amino-functional polyurethane-polymer hybrid having optionally fluorinated side chains and, if desired, b) subsequently reacting the dispersion component from stage a) with a crosslinker component (D). The polyurethane-polymer hybrid dispersion of the invention can be prepared in solvent-free or low-solvent fashion and with high solids content and requires only a very low level of stabilizing groups.Type: GrantFiled: July 9, 2004Date of Patent: September 4, 2007Assignee: Construction Research & Technology GmbHInventors: Alois Maier, Stefan Ingrisch, Norbert Steidl, Frank Weinelt
-
Patent number: 7262247Abstract: The present invention provides a binder resin solution composition, and a coating, ink, and adhesive containing the composition as an active ingredient, the binder resin solution composition having a solid content of 10 to 50 wt. % and comprising (a) a chlorinated polyolefin prepared by chlorinating to a chlorine content of 10 to 40 wt. % an ethylene-propylene-butene ternary random copolymer having an ethylene content of 3.0 to 3.7 mol %, 1-butene content of 2.4 to 2.8 mol %, and melting point of 129 to 133° C., and (b) an organic solvent.Type: GrantFiled: June 26, 2002Date of Patent: August 28, 2007Assignees: Toyo Kasei Kogyo Company Limited, Mitsui Chemicals, Inc.Inventors: Kenji Kashihara, Tetsuji Nishioka, Tatsuo Tsuneka, Shoji Maekawa, Isao Wada
-
Patent number: 7253228Abstract: The present invention provides a process for producing a polyurethane emulsion, capable of continuously producing a polyurethane emulsion which contains substantially no organic solvent and also has excellent storage stability over time.Type: GrantFiled: March 25, 2003Date of Patent: August 7, 2007Assignee: Dainippon Ink and Chemicals, Inc.Inventors: Tutomu Yamada, Kazumi Mai, Masami Tutumi
-
Patent number: 7240371Abstract: Novel aqueous polyurethane dispersions and adhesive films formed therefrom are provided. The aqueous polyurethane dispersions are provided in solvent-free systems of a prepolymer comprising at least one polyether or polyester polyol, a mixture of MDI isomers, and a diol. The adhesive films from such dispersions can be heat-activated for bonding, lamination, and adhesion of textile fabrics, including stretch fabrics.Type: GrantFiled: February 11, 2005Date of Patent: July 10, 2007Assignee: Invista North America S.A.R.L.Inventors: Hong Liu, Carmen A. Covelli, Douglas K. Farmer
-
Patent number: 7238745Abstract: Polyurethane/ureas including hydrophilic moieties and alkoxysilane groups of formula (I) —X—CO—NR2—Y—Si—(Z)3 ??(I) where X is O or NR2; R2 is H, C1-C6 alkyl, substituted C1-C6 alkyl, cycloalkyl, aryl or benzyl; Y is C1-C8 linear and branched alkylene; and Z is an organic group inert to isocyanate groups below 100° C. At least one Z group is an alkoxy group of 1 to 4 carbon atoms. The polyurethane/urea can be in an aqueous dispersion, which can be used to prepare coatings. The dispersion is prepared by (ii) reacting an organic polyisocyanate with a high molecular weight polyol, optionally a low molecular weight isocyanate-reactive compound, an isocyanate-reactive compound containing hydrophilic groups, and/or an amine chain extender forming a prepolymer; (ii) reacting the prepolymer in (i) with a compound of formula (II) OCN—Y—Si—(Z)3 ??(II) where Y and Z are as defined; and (iii) dispersing the reaction product in (II) in an aqueous medium.Type: GrantFiled: December 15, 2003Date of Patent: July 3, 2007Assignee: Bayer MaterialScience LLCInventors: Richard R. Roesler, Lyubov K. Gindin
-
Patent number: 7232859Abstract: The present invention is to a polyurethane dispersion and products produced therefrom wherein the dispersion contains a polyurethane prepolymer produced from the a reaction of an excess of a polyisocyanate with an isocyanate reactive molecule wherein the polyisocyanate is a bis(isocyanatomethyl)cyclohexane. Preferably the isocyanate comprises (i) trans-1,4-bis(isocyanatomethyl)cyclohexane or (ii) an isomeric mixture of two or more of cis-1,3-bis(isocyanatomethyl)cyclohexane, trans-1,3-bis(isocyanatomethyl)cyclohexane, cis-1,4-bis(isocyanatomethyl)cyclohexane and trans-1,4-bis(isocyanatomethyl)cyclohexane, with the proviso said isomeric mixture comprises at least about 5 weight percent of said trans-1,4-bis(isocyanatomethyl)cyclohexane.Type: GrantFiled: October 28, 2003Date of Patent: June 19, 2007Assignee: Dow Global Technologies Inc.Inventors: John N. Argyropoulos, Paul Foley, Debkumar Bhattacharjee, Bedri Erdem
-
Patent number: 7223478Abstract: Aqueous polyurethane formulations, their use and substrates which are coated with such formulations are described.Type: GrantFiled: May 2, 2003Date of Patent: May 29, 2007Assignee: BASF AktiengesellschaftInventors: Reinhard Treiber, Karl Haeberle, Klaus Dieter Hoerner, Rudolf Bingemann, Bruno Hofer
-
Patent number: 7220814Abstract: The present invention relates to new hydrophilicized blocked polyisocyanates, a process for preparing them and their use.Type: GrantFiled: December 17, 2003Date of Patent: May 22, 2007Assignee: Bayer MaterialScience AGInventors: Thorsten Rische, Christoph Gürtler, Karin Naujoks, Thomas Feller
-
Patent number: 7217761Abstract: The invention relates to the use of a compound with an alkylene oxide chain as a thickener of aqueous compositions, containing a filler and/or pigmented, white or colored, with the aim of supplying pigmentary compositions for paint which provide excellent pigmentary compatibility and a high viscosity at small and medium shear stress gradient. The invention also relates to the said non-ionic thickener as well as the aqueous composition, containing a filler and/or pigmented, white or colored, containing same.Type: GrantFiled: June 6, 2002Date of Patent: May 15, 2007Assignee: Coatex S.A.S.Inventors: Denis Ruhlmann, Jean-Marc Suau
-
Patent number: 7214736Abstract: Fluorochemical composition for rendering fibrous substrates oil repellent, water repellent, and/or stain or soil repellent. The composition comprises a dispersion or a solution of a fluorinated compound which comprises the reaction product of the following combination of reactants: (i) a fluorinated polyether according to the formula: Rf—Q—Tk ??(I) ?wherein Rf represents a monovalent perfluorinated polyether group having a molecular weight of at least 750 g/mol, Q represents a chemical bond or a divalent or trivalent organic linking group, T represents a functional group capable of reacting with an isocyanate and k is 1 or 2; (ii) an isocyanate component selected from a polyisocyanate compound that has at least 3 isocyanate groups or a mixture of polyisocyanate compounds wherein the average number of isocyanate groups per molecule is more than 2; and (iii) optionally one or more co-reactants capable of reacting with an isocyanate group.Type: GrantFiled: May 23, 2003Date of Patent: May 8, 2007Assignee: 3M Innovative Properties CompanyInventors: Frans A. Audenaert, Rudolf J. Dams, Richard S. Buckanin, Cheryl L. S. Elsbernd, Chetan P. Jariwala, E. Steven McAlister, Pierre J. Vander Elst
-
Patent number: 7205356Abstract: Catalysts for the accelerated curing of polyisocyanates with polyols, and to polyurethane systems comprising these. The catalysts are used in a two-component coating system based on polyurethanes including (a) polyisocyanates, (b) compounds having groups which are reactive with isocyanates, in water and optionally in the presence of organic solvents or solvent mixtures, (c) one or more compounds of elements of Group VB or Group VIB of the Periodic Table, in which the element in each case has an oxidation state of at least +4, and (d) optionally further additives and auxiliary agents. The coating systems are used in lacquers, paints and adhesives.Type: GrantFiled: February 18, 2004Date of Patent: April 17, 2007Assignee: Bayer Materialscience AGInventors: Christoph Gürtler, Raul Pires, Heinrich Dornbusch
-
Patent number: 7199184Abstract: Aqueous stoving enamels containing resins A which have hydroxyl groups and are made hydrophilic by partially neutralized acid groups, and highly etherified aminoplasts B, characterised in that the aqueous solutions or dispersions of the resin have a pH value of 6 or below, a method for the preparation thereof, and a method of use comprising coating thermally sensitive substrates.Type: GrantFiled: September 21, 2004Date of Patent: April 3, 2007Assignee: Surface Specialties Austria GmbHInventors: Markus A. Schafheutle, Julius Burkl, Anton Arzt, Gerlinde Petritsch, Rudolf Jedlicka, Joerg Wango
-
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
-
Patent number: 7189772Abstract: The invention provides for thickeners for inks and coating materials, comprising polyurethanes, water, viscosity regulators, and, if desired, organic solvents, wherein said viscosity regulators comprise compounds of the general formula (I) R1—O—(SO)a—(EO)b—(PO)c—(BO)d-(DTO)e—R2 in which R1 and R2 independently of one another are one of the radicals from the group consisting of hydrogen, an aliphatic or cycloaliphatic hydrocarbon radical which optionally is substituted and/or contains multiple bonds and/or contains heteroatoms, an aromatic radical which optionally is substituted and/or contains heteroatoms, an acyl radical, a carboxyacyl radical, and a carboxyalkyl radical, a=1 to 5, b=3 to 30, c=0 to 5, d=0 to 5, and e=0 to 5 where (a+c+d+e)<=b.Type: GrantFiled: September 25, 2003Date of Patent: March 13, 2007Assignee: Goldschmidt GmbHInventors: Sandra Bauer, Eberhard Esselborn, Stefan Silber
-
Patent number: RE39936Abstract: The present invention relates to crosslinked, water-soluble or water-dispersible polyurethanes of A) at least one water-soluble or water-dispersible polyurethane prepolymer having terminal isocyanate groups of a) at least one compound having a molecular weight in the range from 56 to 300 which contains two active hydrogen atoms per molecule, b) at least one polymer containing two active hydrogen atoms per molecule, c) at least one compound which contains two active hydrogen atoms and at least one ionogenic or ionic group per molecule, d) at least one diisocyanate, B) at least one polymer containing groups which are reactive toward isocyanate groups, chosen from hydroxyl, and primary and secondary amino and/or carboxyl groups, or the salts thereof.Type: GrantFiled: June 24, 2005Date of Patent: December 4, 2007Assignee: BASF AktiengesellschaftInventors: Son Nguyen Kim, Axel Sanner, Peter Hössel, Volker Schehlmann