Patents by Inventor Markus Schafheutle
Markus Schafheutle has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20040077779Abstract: Aqueous coating compositions comprising polycarbonate polyols A2 and a polyurethane chain-extended with compounds D which are at least difunctional with respect to isocyanates, said polyurethane comprising building blocks of hydroxy acids C and urethane groups derived from polyfunctional isocyanates B, wherein the polyurethane contains blocks derived from polyene polyols A1 and from polycarbonate polyols A2; a process for preparing them; and a method of use thereof for the preparation of “soft feel” coatingsType: ApplicationFiled: October 10, 2003Publication date: April 22, 2004Applicant: Surface Specialties Germany GmbH & Co. KGInventors: Markus A. Schafheutle, Anton Arzt, Julius Burkl, Martina Glettler, Gerlinde Petritsch, Joerg Wango
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Publication number: 20030125457Abstract: An aqueous dispersion comprising a high molar mass polyurethane A and additives B, wherein the polyurethane has a number-average molar mass of at least 10 kg/mol and a weight-average molar mass of at least 20 kg/mol and wherein the additives B contain mercaptan groups, hydrazide groups and/or N-alkylamide groups, their preparation, and their use as a surface protection coating, especially for motor vehicles.Type: ApplicationFiled: December 23, 2002Publication date: July 3, 2003Inventors: Markus A. Schafheutle, Julius Burkl
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Publication number: 20030096120Abstract: Coating composition especially for preparing automotive surfacers, comprising a condensation product A of a carboxyl-containing resin A1 and a hydroxyl-containing resin A2, a curing agent C which becomes active only at an elevated temperature of at least 80 ° C.Type: ApplicationFiled: November 6, 2002Publication date: May 22, 2003Inventors: Markus A Schafheutle, Ulrike Kuttler, Anton Arzt, Julius Burkl
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Publication number: 20030083457Abstract: A water-dispersible polyurethane resin comprising building blocks derived from polyisocyanates A, polyols B having a number-average molar mass Mn of at least 400 g/mol, where appropriate, low molar mass polyols C with Mn below 400 g/mol, compounds D which possess at least two groups which are reactive toward isocyanate groups and at least one group which is capable of forming anions, low molar mass polyols E which in relation to isocyanate groups carry no further reactive groups, compounds F, which are monofunctional toward isocyanates or contain active hydrogen of different reactivity and are different from the compounds E and also, where appropriate, compounds G, which are different from B, C, D, E and F and contain at least two groups which are reactive with NCO groups, wherein the number-average molar mass Mn of the polyurethane resin is at least 10 kg/mol, its weight-average molar mass Mw is at least 20 kg/mol, and its acid number is from 20 to 50 mg/g; a process for its preparation; and its use as a binType: ApplicationFiled: September 27, 2002Publication date: May 1, 2003Inventors: Markus A. Schafheutle, Anton Arzt, Julius Burkl, Martina Glettler, Gerlinde Petritsch, Joerg Wango
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Patent number: 6429254Abstract: Storage-stable polyurethane dispersions preparable by reacting polydienes A which carry at least two isocyanate-reactive groups, polyols B which carry at least one acid group, polyfunctional isocyanates C and chain extenders D, wherein the acid groups of the polyols B are neutralized to a fraction of from 60 to 95%, processes for preparing them, and their use for producing elastic coatings.Type: GrantFiled: June 15, 2001Date of Patent: August 6, 2002Assignee: Solutia Austria GmbHInventors: Markus A. Schafheutle, Anton Arzt, Julius Burkl, Martina Glettler, Ursula Meisner, Gerlinde Petritsch, Joerg Wango
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Patent number: 6414079Abstract: Water dilutable binder for soft feel coating materials, comprising an aqueous dispersion of a hydroxyl-containing polyester-urethane A, preparable by reacting a polyester A1 with hydroxyl groups as functional groups, formed from difunctional or polyfunctional carboxylic acids A11 and difunctional or polyfunctional alcohols A12, with a polyfunctional isocyanate A2, with a compound A3 having at least one isocyanate-reactive group and at least one acid group, an aqueous solution or dispersion of a triazine resin B, wherein the glass transition temperature of the polyester-urethane A is between −70 and −20° C. and wherein the hydroxyl number of the polyester-urethane A is from 10 to 120 mg/g, a process for its preparation, and its use in soft feel coating materials for plastics, metals, glass, wood, textiles, and leather.Type: GrantFiled: September 22, 2000Date of Patent: July 2, 2002Assignee: Solutia Austria GmbHInventors: Markus A. Schafheutle, Anton Arzt, Julius Burkl, Martina Glettler, Ursula Meisner, Gerlinde Petritsch, Joerg Wango
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Patent number: 6359060Abstract: Oxidatively drying aqueous polyurethane dispersions obtainable by reacting drying and/or simidrying oils with low molar mass hydroxy compounds having two or more hydroxyl groups to give compounds containing on average at least one hydroxyl group and at least one radical of a fatty acid having at least one olefinic double bond, then reacting these compounds together with high molar mass polyols, compounds having at least two isocyanate-reactive groups and at least one acid or cation-forming group with polyfunctional isocyanates to give prepolymers having a mass fraction of unreacted isocyanate groups of from 0.1 to 4%, then neutralizing the product and transferring the utilized product to the aqueous phase, a process for preparing them and their use for coating wood.Type: GrantFiled: February 2, 2000Date of Patent: March 19, 2002Assignee: Solutia Austria GmbHInventors: Markus A. Schafheutle, Rami-Raimund Awad, Hannelore Gsoell, Birgit Anner, Anton Arzt, Martina Glettler, Andreas Lerch, Gerlinde Petritsch, Joerg Wango
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Publication number: 20020010259Abstract: Storage-stable polyurethane dispersions preparable by reacting polydienes A which carry at least two isocyanate-reactive groups, polyols B which carry at least one acid group, polyfunctional isocyanates C and chain extenders D, wherein the acid groups of the polyols B are neutralized to a fraction of from 60 to 95%, processes for preparing them, and their use for producing elastic coatings.Type: ApplicationFiled: June 15, 2001Publication date: January 24, 2002Inventors: Markus A. Schafheutle, Anton Arzt, Julius Burkl, Martina Glettler, Ursula Meisner, Gerlinde Petritsch, Joerg Wango
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Patent number: 6254937Abstract: Soft feel lacquers comprising water dilutable binders A which possess functional groups, selected from hydroxyl, amino and carboxyl groups, and of curing agents B which have functional groups capable of reacting with the functional groups of the components A, and forming chemical bonds as cross-linking sites, wherein at least one of the components A and B contains a sufficient quantity of aromatic constituent units to ensure that the mass fraction of the aromatic constituent units in relation to the solid matter in the combination of binder and curing agent is not less than 3%.Type: GrantFiled: August 2, 1999Date of Patent: July 3, 2001Assignee: Vianova Resins AGInventors: Markus A. Schafheutle, Birgit Anner, Anton Arzt, Julius Burkl, Gerlinde Petritsch, Joerg Wango
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Patent number: 6211286Abstract: Aqueous binders for soft feel materials, comprising predominantly aliphatic, water-soluble or water-dispersible polymers A having terminal or lateral cyclic carbonate groups and an amine B having at least two primary amino groups, the ratio of the number of primary amino groups in the component B to the number of cyclic carbonate groups in the component A being from 7:3 to 3:7.Type: GrantFiled: January 14, 2000Date of Patent: April 3, 2001Assignee: Solutia Austria GmbHInventors: Markus A. Schafheutle, Martin Gerlitz, Anton Arzt, Julius Burkl, Joerg Wango, Martina Glettler
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Patent number: 5977247Abstract: An aqueous coating composition useful as electro-deposition coatings includes (A') an aqueous dispersion of a resin (A) having functional groups which are reactive toward isocyanate, and (B') an aqueous, solvent-free dispersion of a solubilized masked polyisocyanate (B). The coating is cured by baking at a temperature which regenerates the isocyanate groups.Type: GrantFiled: October 3, 1997Date of Patent: November 2, 1999Assignee: Vianova Resins GmbH & Co. KGInventors: Markus A. Schafheutle, Achim Voelker, Susanne Wehner, Gerd Walz
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Patent number: 5929161Abstract: Process for preparing aqueous dispersions by free-radically initiated emulsion polymerization of one or more vinyl monomers in water in the presence of a cationically stabilized polyurethane as emulsifier.Type: GrantFiled: June 23, 1997Date of Patent: July 27, 1999Assignee: Vianova Resins GmbHInventors: Markus A. Schafheutle, Achim Voelker, Susanne Wehner, Klausjoerg Klein
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Patent number: 5708074Abstract: A process for the preparation of water-dilutable polyvinylbutyral dispersions by (1) reacting an aliphatic acid having from one to three isocyanate-reactive groups and from one to three acid groups, or a mixture of such acids, with one or more polyfunctional isocyanates whose average functionality is at least two, where the quantity of the isocyanate component is chosen such that the ratio of the number of isocyanate groups to the number of isocyanate-reactive groups of the acid component is between 2.2:1 and 1.7:1; (2) then reacting from 25 to 75% of the remaining isocyanate groups with at least one monofunctional compound selected from monoalcohols and monoamines; and (3) reacting this NCO-functional emulsifier resin further with polyvinylbutyral and, if desired, with an appropriate plasticizer resin using a suitable auxiliary solvent. The polyvinylbutyral dispersions prepared in this way can be used as binders and binder components for coatings with good adhesion.Type: GrantFiled: May 1, 1996Date of Patent: January 13, 1998Assignee: Hoechst AktiengesellschaftInventors: Gerhard Merten, Ralph Schaefer, Markus Schafheutle, Martin Gerlitz
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Patent number: 5691425Abstract: Polyurethane dispersions prepared by polymerization, initiated by free radicals, of polyurethane macromonomers containing carboxyl, phosphonic acid or sulfonic acid groups and lateral vinyl groups and optionally terminal vinyl, hydroxyl, urethane, thiourethane and/or urea groups.These polyurethane dispersions are suitable for the production of coatings on substrates, as adhesives or as binders in printing inks.Type: GrantFiled: July 2, 1992Date of Patent: November 25, 1997Assignee: Hoechst AGInventors: Heinz-Peter Klein, Gerd Walz, Markus A. Schafheutle
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Patent number: 5670441Abstract: Catalysts useful for the curing of, for example, cataphoretic deposition coating materials, including water-soluble bismuth compounds and an epoxy-amine adduct, the preparation of the bismuth compound involving acid being employed in a quantity such that there are less than 2 mol of dissociable protons per mole of bismuth.Type: GrantFiled: June 23, 1995Date of Patent: September 23, 1997Assignee: Hoechst AktiengesellschaftInventors: Hartmut Foedde, Markus A. Schafheutle, Achim Voelker, Susanne Wehner, Klausjoerg Klein
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Patent number: 5646236Abstract: Polyesters obtained by reacting from 5 to 50 parts of at least one linear or branched, aliphatic or cycloaliphatic, at least dihydric alcohol, from 2 to 40 parts of at least one at least dibasic, aromatic carboxylic acid, from 0 to 40 parts of at least one 2-alkenyldicarboxylic anhydride, from 10 to 30 parts of at least one at least dibasic, linear or branched, aliphatic carboxylic acid, from 0 to 15 parts of an aliphatic, linear or branched hydroxy acid, from 0 to 15 parts of an aliphatic, linear or branched polyamine having at least one primary and at least one secondary or tertiary amino group, from 0 to 15 parts of a glycidyl ester of a branched, aliphatic monocarboxylic acid or of a glycidyl ether of a branched, aliphatic alcohol, and from 0 to 15 parts of polyhydroxyamine are useful, for example, as additives in coating compositions.Type: GrantFiled: January 30, 1995Date of Patent: July 8, 1997Assignee: Hoechst AktiengesellschaftInventors: Markus A. Schafheutle, Achim Voelker, Susanne Wehner, Gerd Walz, Joachim Zoeller
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Patent number: 5525669Abstract: Aqueous emulsions which include polyvinyl butyral are prepared by mixing a nonionic emulsifier with polyvinyl butyral and, if desired, with a plasticizer resin and, if desired, with one or more solvents, and adding water under the action of shear forces.Type: GrantFiled: August 8, 1994Date of Patent: June 11, 1996Assignee: Hoechst AktiengesellschaftInventors: Markus A. Schafheutle, Gerhard Merten
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Patent number: 5525666Abstract: Solvent-free aqueous synthetic-resin dispersions comprising a polymer (A) which is obtained by polymerization of (A1) capped polyisocyanates in which some of the capping groups contain an ethylenically unsaturated group, and (A2) ethylenically unsaturated monomers in the presence of an ionic resin (B). The resin is useful in electrodeposition coatings.Type: GrantFiled: August 29, 1994Date of Patent: June 11, 1996Assignee: Hoechst AktiengesellschaftInventors: Michael Hoenel, Markus A. Schafheutle, Achim Voelker, Gerd Walz, Susanne Wehner, Peter Ziegler
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Patent number: 5334690Abstract: Polyurethane dispersions, obtained by reacting an ionic polyester polyol, polycarbonate polyol or polyether polyol or mixture thereof with a polyisocyanate or mixtures of polyisocyanates. Such polyurethane dispersions, whose special feature is that the ionic groups are present in the polyol required for synthesizing the polyurethane molecule, are suitable in particular as binders for coatings, adhesives or printing inks.Type: GrantFiled: July 7, 1993Date of Patent: August 2, 1994Assignee: Hoechst AktiengesellschaftInventors: Markus A. Schafheutle, Heinz-Peter Klein
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Patent number: 5109091Abstract: The invention relates to copolymers containing carboxyl groups and having a thickener action and also containing, inter alia, units (a) and/or (b) and/or (c) derived from monoethylenically unsaturated monomers of the formula (I) ##STR1## and/or from polyunsaturated monomers of the formula (II) ##STR2## and/or from urethane group-containing monomers of the formula (III) ##STR3## where only one of the two radicals R.sup.1 and R.sup.2 in the formula (I) is ethylenically unsaturated, while both radicals R.sup.5 and R.sup.6 in the formula (II) are ethylenically unsaturated.Type: GrantFiled: August 15, 1991Date of Patent: April 28, 1992Assignee: Hoechst AGInventors: Markus A. Schafheutle, Paul G. Becker