Patents by Inventor Björn Feldmann

Björn Feldmann 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).

  • Patent number: 9528025
    Abstract: The present invention relates to a solvent-based, pigmented coating composition having a solids content of at least 35%, comprising (A) at least one melamine resin, (B) at least one pigment, (C) at least one organic solvent, and (D) at least one organosiloxane of the general formula (I) where R1=CnH2n with n=1 to 3; R2=H or CmH2m+1 with m=1 to 4; a=0 to 20; b=0 to 20; and a+b=2 to 40. The present invention further relates to a process for producing a multicoat coating system, using the coating composition, and to the use of the multicoat coating system for adhesively bonding glazing sheets.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: December 27, 2016
    Assignee: BASF Coatings GmbH
    Inventors: Carmen Kunszt, Norbert Loew, Thomas Farwick, Bjoern Feldmann
  • Publication number: 20160137876
    Abstract: The present invention relates to a solvent-based, pigmented coating composition having a solids content of at least 35%, comprising (A) at least one melamine resin, (B) at least one pigment, (C) at least one organic solvent, and (D) at least one organosiloxane of the general formula (I) where R1=CnH2n with n=1 to 3; R2=H or CmH2m+1 with m=1 to 4; a=0 to 20; b=0 to 20; and a+b=2 to 40. The present invention further relates to a process for producing a multicoat coating system, using the coating composition, and to the use of the multicoat coating system for adhesively bonding glazing sheets.
    Type: Application
    Filed: May 20, 2014
    Publication date: May 19, 2016
    Inventors: Carmen Kunszt, Norbert Loew, Thomas Farwick, Bjoern Feldmann
  • Patent number: 9334355
    Abstract: Disclosed is a hyperbranched, dendritic, hydroxyl-functional polyester comprising an OH number greater than or equal to 180 mg KOH/g as measured via DIN 53240 and to clearcoat compositions comprising said polyesters. Also disclosed are processes for preparing the disclosed polyester, methods of making coated automotive substrates by applying the disclosed clearcoat compositions to automotive substrates, and to coated substrates made therefrom.
    Type: Grant
    Filed: June 5, 2008
    Date of Patent: May 10, 2016
    Assignees: BASF Japan Ltd., BASF Coatings GmbH
    Inventors: Hitoshi Taniguchi, Eishi Tsukamoto, Hiroyuki Takagi, Andreas Poppe, Günter Klein, Veronika Lackstadter, Bianca Giesen, Petra Wagner, Björn Feldmann, Sabine Holtschulte, Julia Melzer, Tanja Bricke, Oliver Hilge, Benedikt Schnier, Silke Hottenbacher, Ulrike Clausen-Meiring
  • Patent number: 9266995
    Abstract: Binder mixture comprising a hydroxyl-containing compound (A), and at least 1.0% by weight, based on the nonvolatile constituents of the binder mixture, of a phosphorus- and nitrogen-containing catalyst (D) for the crosslinking of silane groups, wherein the hydroxyl-containing compound (A) comprises a hydroxyl-functional polyester having on average at least one hydroxyl function of the polyester esterified with a C8 to C9 monocarboxylic acid, and the catalyst (D) is blocked with at least one tertiary amine of the formula (I) where R1 is an acyclic aliphatic or araliphatic hydrocarbon radical having at least 3 C atoms, R2 is an acyclic aliphatic or araliphatic hydrocarbon radical which is the same or different from R1 and/or R3, and R3 is hydrogen or an acyclic aliphatic or araliphatic hydrocarbon radical which is the same or different from R1 and/or R2.
    Type: Grant
    Filed: August 3, 2010
    Date of Patent: February 23, 2016
    Assignee: BASF Coatings GmbH
    Inventors: Günter Klein, Andreas Poppe, Sabine Holtschulte, Björn Feldmann, Ulrike Wenking, Karl-Heinz Joost
  • Patent number: 9090732
    Abstract: The present invention relates to a coating composition comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having free and/or blocked isocyanate groups, and (c) at least one phosphate-containing catalyst (C) for the crosslinking of silane groups, (d) at least one further catalyst (D), one or more constituents of the coating composition containing hydrolyzable silane groups, wherein the catalyst (D) is a bicyclic amine.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: July 28, 2015
    Assignee: BASF Coatings GmbH
    Inventors: Andreas Poppe, Sabine Holtschulte, Björn Feldmann, Oliver Hilge, Günter Klein
  • Patent number: 8679589
    Abstract: The present invention relates to a coating composition comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having free and/or blocked isocyanate groups, and (c) at least one catalyst (C) for the crosslinking of silane groups, one or more constituents of the coating composition containing hydrolyzable silane groups, wherein the coating composition contains a water scavenger as further constituent (D).
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: March 25, 2014
    Assignee: BASF Coatings GmbH
    Inventors: Matthijs Groenewolt, Günter Klein, Andreas Poppe, Simone Hesener, Wilfried Stübbe, Manuela Niemeier, Sabine Holtschulte, Oliver Hilge, Björn Feldmann
  • Patent number: 8486539
    Abstract: The invention relates to coating compositions comprising (a) at least one hydroxyl-containing compound (A), (b) at least one saturated compound (B) having free and/or blocked isocyanate groups and containing at least in part hydrolyzable silane groups, and (c) at least one catalyst (D) for the crosslinking of silane groups, wherein the coating composition comprises as hydroxyl-containing compound (A) at least one hyperbranched, dendritic hydroxy-functional polyester in which on average at least one hydroxyl function of the polyester is esterified with at least one acid selected from the group of the isomeric C8 to C9 monocarboxylic acids. The present invention also provides a multistage coating method using these coating compositions, and also the use of the coating compositions as clearcoat material for producing multicoat effect and/or color paint systems, and use of the coating method for automotive OEM finishing and automotive refinish.
    Type: Grant
    Filed: August 22, 2009
    Date of Patent: July 16, 2013
    Assignee: BASF Coatings GmbH
    Inventors: Günter Klein, Björn Feldmann, Sabine Holtschulte, Silke Hottenbacher, Andreas Poppe, Ulrike Clausen-Meiring
  • Publication number: 20130052469
    Abstract: Binder mixture comprising a hydroxyl-containing compound (A), and at least 1.0% by weight, based on the nonvolatile constituents of the binder mixture, of a phosphorus- and nitrogen-containing catalyst (D) for the crosslinking of silane groups, wherein the hydroxyl-containing compound (A) comprises a hydroxyl-functional polyester having on average at least one hydroxyl function of the polyester esterified with a C8 to C9 monocarboxylic acid, and the catalyst (D) is blocked with at least one tertiary amine of the formula (I) where R1 is an acyclic aliphatic or araliphatic hydrocarbon radical having at least 3 C atoms, R2 is an acyclic aliphatic or araliphatic hydrocarbon radical which is the same or different from R1 and/or R3, and R3 is hydrogen or an acyclic aliphatic or araliphatic hydrocarbon radical which is the same or different from R1 and/or R2.
    Type: Application
    Filed: August 3, 2010
    Publication date: February 28, 2013
    Applicant: BASF Coatings GmbH
    Inventors: Gunter Klein, Andreas Poppe, Sabine Holtschulte, Björn Feldmann, Ulrike Wenking, Karl-Heinz Joost
  • Patent number: 8236895
    Abstract: Disclosed is a finish paint composition having a hydroxyl group containing resin (A) comprising a hydroxyl group value of 80 to 220 mgKOH/g, a glass transition temperature of ?50° or above but below 0° C., and 25 to 55 mass% of units of 4-hydroxybutyl (meth)acrylate origin, a hydroxyl group containing resin (B) with a hydroxyl group value of 80 to 220 mgKOH/g, and a glass transition temperature of 0 to 50° C., and a crosslinking agent (C) comprising polyisocyanate compound having isocyanate groups, wherein the proportions of hydroxyl group containing resin (A) and hydroxyl group containing resin (B) are, as a ratio of solid fraction masses, from 95/5 to 50/50, and the proportion of isocyanate groups of the crosslinking agent (C) with respect to the hydroxyl groups in total of the hydroxyl group containing resin (A) and the hydroxyl group containing resin (B), as the NCO/OH mol ratio, is 0.5 to 1.5.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: August 7, 2012
    Assignees: BASF Coatings Japan Ltd., BASF Coatings GmbH
    Inventors: Hitoshi Taniguchi, Hiroyuki Takagi, Eishi Tsukamoto, Andreas Poppe, Björn Feldmann, Julia Melzer, Sabine Holtschulte, Karl-Heinz Joost
  • Patent number: 8138249
    Abstract: The invention relates to two-component coating systems comprising as component (a) one or more polyisocyanates, as component (b) one or more oligomeric and/or polymeric compounds that are reactive with component (a), and as component (c) one or more phosphonates selected from the group of phosphonic diesters and diphosphonic diesters, where (i) component (b) comprises all oligomeric and/or polymeric compounds that are present in the two-component coating system and are reactive with component (a) and (ii) component (b) contains not more than 15% by weight, based on the total weight of component (b), of oligomeric and/or polymeric compounds which carry isocyanate-reactive amino groups. Additionally provided by the invention are a process for preparing the two-component coating systems, and the use of these coating systems as a clearcoat, more particularly for multicoat automobile finishing.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: March 20, 2012
    Assignees: BASF Coatings Japan Ltd., BASF Coatings GmbH
    Inventors: Hitoshi Taniguchi, Eishi Tsukamoto, Hiroyuki Takagi, Andreas Poppe, Sabine Holtschulte, Julia Melzer, Petra Wagner, Bjoern Feldmann
  • Publication number: 20110263789
    Abstract: Disclosed is a hyperbranched, dendritic, hydroxyl-functional polyester comprising an OH number greater than or equal to 180 mg KOH/g as measured via DIN 53240 and to clearcoat compositions comprising said polyesters. Also disclosed are processes for preparing the disclosed polyester, methods of making coated automotive substrates by applying the disclosed clearcoat compositions to automotive substrates, and to coated substrates made therefrom.
    Type: Application
    Filed: June 5, 2008
    Publication date: October 27, 2011
    Applicants: BASF COATINGS AG, BASF COATINGS JAPAN LTD.
    Inventors: Hitoshi Taniguchi, Eishi Tsukamoto, Hiroyuki Takagi, Andreas Poppe, Günter Klein, Veronika Lackstadter, Bianca Giesen, Petra Wagner, Björn Feldmann, Sabine Holtschulte, Julia Melzer, Tanja Bricke, Oliver Hilge, Benedikt Schnier, Silke Hottenbacher, Ulrike Clausen-Meiring
  • Publication number: 20110245406
    Abstract: The invention relates to coating compositions comprising (a) at least one hydroxyl-containing compound (A), (b) at least one saturated compound (B) having free and/or blocked isocyanate groups and containing at least in part hydrolyzable silane groups, and (c) at least one catalyst (D) for the crosslinking of silane groups, wherein the coating composition comprises as hydroxyl-containing compound (A) at least one hyperbranched, dendritic hydroxy-functional polyester in which on average at least one hydroxyl function of the polyester is esterified with at least one acid selected from the group of the isomeric C8 to C9 monocarboxylic acids. The present invention also provides a multistage coating method using these coating compositions, and also the use of the coating compositions as clearcoat material for producing multicoat effect and/or color paint systems, and use of the coating method for automotive OEM finishing and automotive refinish.
    Type: Application
    Filed: August 22, 2009
    Publication date: October 6, 2011
    Applicant: BASF COATINGS GMBH
    Inventors: Günter Klein, Björn Feldmann, Sabine Holtschulte, Silke Hottenbacher, Andreas Poppe, Ulrike Clausen-Meiring
  • Publication number: 20110152440
    Abstract: [Problem] To provide a paint composition which forms paint films which are excellent in terms of car-wash scratching resistance, acid resistance and weather resistance, a method of finish painting and painted objects. [Means of Resolution] A paint composition which has as essential components hydroxyl group containing resin (A) which has a hydroxyl group value of from 80 to 220 mgKOH/g, a glass transition temperature of ?50° C. or above but below 0° C. and which contains from 25 to 55 mass % of units of 4-hydroxybutyl (meth)acrylate origin, hydroxyl group containing resin (B) which has a hydroxyl group value of from 80 to 220 mgKOH/g and a glass transition temperature of from 0 to 50° C.
    Type: Application
    Filed: August 22, 2008
    Publication date: June 23, 2011
    Applicants: BASF COATINGS JAPAN LTD., BASF COATINGS AG
    Inventors: Hitoshi Taniguchi, Hiroyuki Takagi, Eishi Tsukamoto, Andreas Poppe, Björn Feldmann, Julia Melzer, Sabine Holtschulte, Karl-Heinz Joost
  • Publication number: 20110059251
    Abstract: The present invention relates to a coating composition comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having free and/or blocked isocyanate groups, and (c) at least one phosphate-containing catalyst (C) for the crosslinking of silane groups, (d) at least one further catalyst (D), one or more constituents of the coating composition containing hydrolyzable silane groups, wherein the catalyst (D) is a bicyclic amine.
    Type: Application
    Filed: December 18, 2008
    Publication date: March 10, 2011
    Applicant: BASF COATINGS GMBH
    Inventors: Andreas Poppe, Sabine Holtschulte, Björn Feldmann, Oliver Hilge, Gunter Klein
  • Publication number: 20110027489
    Abstract: The present invention relates to a coating composition comprising (a) at least one hydroxyl-containing compound (A), (b) at least one compound (B) having free and/or blocked isocyanate groups, and (c) at least one catalyst (C) for the crosslinking of silane groups, ?one or more constituents of the coating composition containing hydrolyzable silane groups, wherein the coating composition contains a water scavenger as further constituent (D).
    Type: Application
    Filed: December 18, 2008
    Publication date: February 3, 2011
    Applicant: BASF COATINGS GMBH
    Inventors: Matthijs Groenewolt, Günter Klein, Andreas Poppe, Simone Hesener, Wilfried Stubbe, Manuela Niemeier, Sabine Holtschulte, Oliver Hilge, Björn Feldmann
  • Publication number: 20100120952
    Abstract: The invention relates to two-component coating systems comprising as component (a) one or more polyisocyanates, as component (b) one or more oligomeric and/or polymeric compounds that are reactive with component (a), and as component (c) one or more phosphonates selected from the group of phosphonic diesters and diphosphonic diesters, where (i) component (b) comprises all oligomeric and/or polymeric compounds that are present in the two-component coating system and are reactive with component (a) and (ii) component (b) contains not more than 15% by weight, based on the total weight of component (b), of oligomeric and/or polymeric compounds which carry isocyanate-reactive amino groups. Additionally provided by the invention are a process for preparing the two-component coating systems, and the use of these coating systems as a clearcoat, more particularly for multicoat automobile finishing.
    Type: Application
    Filed: March 20, 2008
    Publication date: May 13, 2010
    Applicants: BASF COATINGS AG, BASF COATINGS JAPAN LTD.
    Inventors: Hitoshi Taniguchi, Eishi Tsukamoto, Hiroyuki Takagi, Andreas Poppe, Sabine Holtschulte, Julia Melzer, Petra Wagner, Bjoern Feldmann
  • Publication number: 20090298961
    Abstract: Multicomponent systems comprising (A) a component which contains isocyanate-reactive functional groups, is free from isocyanate groups, and contains reactive functional groups having bonds which can be activated with actinic radiation, or is free from these functional groups, and (B) a component which contains isocyanate groups, is free from isocyanate-reactive functional groups, and contains reactive functional groups having bonds which can be activated with actinic radiation, or is free from these functional groups, one of the two components, (A) or (B), containing functional groups having bonds which can be activated with actinic radiation, and component (A) comprising (L) a light stabilizer, selected from the group consisting of low molecular mass, oligomeric and polymeric light stabilizers which contain at least one isocyanate-reactive functional group and (P) a photoinitiator which contains at least one isocyanate-reactive functional group; processes for preparing them, and their use for
    Type: Application
    Filed: November 15, 2005
    Publication date: December 3, 2009
    Applicant: Basf Coatings AG
    Inventors: Hubert Baumgart, Lars Hoffman, Bjoern Feldmann, Uwe Conring, Melanie Glomb