Patents by Inventor Walter H. Ohrbom

Walter H. Ohrbom 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).

  • Publication number: 20040063850
    Abstract: The invention provides curable waterborne coating compositions comprising an aqueous dispersion (A) comprising an organic binder component (A1) comprising at least 5% by weight of a reactive component (a), based on the total weight of organic binder component (A1), and at least one crosslinking component (B). The reactive component (a) is substantially free of any heteratoms and is a not a crystalline solid at room temperature and comprises from (i) 12 to 72 carbon atoms, and (ii) at least two functional groups.
    Type: Application
    Filed: September 30, 2002
    Publication date: April 1, 2004
    Applicant: BASF CORPORATION
    Inventors: Walter H. Ohrbom, Sergio E. Balatan, David J. Law, Robert D. Weise
  • Patent number: 6710138
    Abstract: The instant invention provides carbamate functional polymers and/or oligomers and coating compositions containing such which have improved levels of nonvolatile solids yet demonstrate good sprayability and etch resistance.
    Type: Grant
    Filed: January 15, 2003
    Date of Patent: March 23, 2004
    Assignee: BASF Corporation
    Inventors: Walter H Ohrbom, John W. Rehfuss
  • Patent number: 6696159
    Abstract: The invention provides carbamate-functional resins and coating compositions incorporating said resins that have improved adhesion with respect to subsequently applied films or coatings. More particularly, the invention relates to carbamate-functional addition polymers having at least 250 grams of polymer per carbamate group which are made with less than 35 percent by weight of nonfunctional monomers, preferably with less than 20 percent by weight and most preferably from 0 to less than 10 percent by weight, based on the total weight of the polymer. The invention further provides a method of making a carbamate-functional polymer and carbamate-functional polymers made by the claimed method. Finally, the invention provides a method for improving the adhesion of a first coating composition to a subsequently applied material as well as a method of making a composite comprising a coated substrate, an adhesive composition, and a glass having at least one surface.
    Type: Grant
    Filed: January 21, 2003
    Date of Patent: February 24, 2004
    Assignee: BASF Corporation
    Inventors: Donald H. Campbell, Walter H. Ohrbom, Joseph Borst, Michael A. Gessner, Donald L. St. Aubin, Marvin L. Green, Bruce Oermann
  • Patent number: 6696535
    Abstract: The invention provides carbamate-functional resins and coating compositions incorporating said resins that have improved adhesion with respect to subsequently applied films or coatings. More particularly, the invention relates to carbamate-functional addition polymers having at least 250 grams of polymer per carbamate group which are made with less than 35 percent by weight of nonfunctional monomers, preferably with less than 20 percent by weight and most preferably from 0 to less than 10 percent by weight, based on the total weight of the polymer. The invention further provides a method of making a carbamate-functional polymer and carbamate-functional polymers made by the claimed method. Finally, the invention provides a method for improving the adhesion of a first coating composition to a subsequently applied material as well as a method of making a composite comprising a coated substrate, an adhesive composition, and a glass having at least one surface.
    Type: Grant
    Filed: January 21, 2003
    Date of Patent: February 24, 2004
    Assignee: BASF Corporation
    Inventors: Donald H. Campbell, Walter H. Ohrbom, Joseph Borst, Michael A. Gessner, Donald L. St. Aubin, Marvin L. Green, Bruce E. Oermann
  • Publication number: 20040030176
    Abstract: The invention provides gamma hydroxy primary carbamate functional compounds, film-forming compositions comprising such compounds and methods of making the same.
    Type: Application
    Filed: July 31, 2003
    Publication date: February 12, 2004
    Inventor: Walter H. Ohrbom
  • Publication number: 20040010084
    Abstract: Powder coating composition for automotive exterior coatings with improved compatibility with other coatings and improved resistance to yellowing include a polyepoxide material and an acid-functional crosslinker that is a reaction product of 1,3,5-tris(2-hdyroxyethyl)isocyanurate and a cyclic anhydride.
    Type: Application
    Filed: July 9, 2002
    Publication date: January 15, 2004
    Inventors: Walter H. Ohrbom, David J. Law, Robert D. Weise
  • Publication number: 20030236341
    Abstract: The invention provides carbamate-functional resins and coating compositions incorporating said resins that have improved adhesion with respect to subsequently applied films or coatings. More particularly, the invention relates to carbamate-functional addition polymers having at least 250 grams of polymer per carbamate group which are made with less than 35 percent by weight of nonfunctional monomers, preferably with less than 20 percent by weight and most preferably from 0 to less than 10 percent by weight, based on the total weight of the polymer. The invention further provides a method of making a carbamate-functional polymer and carbamate-functional polymers made by the claimed method. Finally, the invention provides a method for improving the adhesion of a first coating composition to a subsequently applied material as well as a method of making a composite comprising a coated substrate, an adhesive composition, and a glass having at least one surface.
    Type: Application
    Filed: June 24, 2003
    Publication date: December 25, 2003
    Inventors: Donald H. Campbell, Walter H. Ohrbom, Joseph Borst, Michael A. Gessner, Donald L. St. Aubin, Marvin L. Green, Bruce E. Oermann
  • Publication number: 20030229173
    Abstract: A curable, water-based coating composition comprising a reaction product of: a copolymer comprising a free-radical polymerization product of: a first block comprising a reaction product of: a plurality of ethylenically unsaturated monomers, and a vinyl aromatic hydrocarbon monomer, wherein at least one monomer of the plurality of ethylenically unsaturated monomers includes a functional group that can react with a water-dispersible cross-linking agent, and at least one monomer of the plurality of ethylenically unsaturated monomers is present in an amount such that it can render the copolymer water dispersible, and a second block comprising a reaction product of at least one ethylenically unsaturated monomer, wherein at least a portion of which are non-functional, and a water-dispersible cross-linking agent, wherein the water-based copolymer is free of salt structures.
    Type: Application
    Filed: June 5, 2003
    Publication date: December 11, 2003
    Inventors: Swaminathan Ramesh, Paul J. Harris, Wolfgang Bremser, Walter H. Ohrbom
  • Patent number: 6639016
    Abstract: The invention provides an improved method of graft polymers comprising providing an emulsion comprising at least one or more first monomer (a), at least one or more second monomer (b), and at least one graft material (c). The emulsion is subjected to conditions such that it undergoes simultaneous free radical polymerization and grafting. One or more first monomer (a) is unsaturated and is free of any functional groups reactable with a functional group Fb of monomer (b) or a functional group Fc of graft material (c). Monomer (a) may optionally comprise a functional group Fa which is not reactive with either functional group Fb or Fc. Monomer (b) is unsaturated and comprises a functional group Fb reactive with functional group Fc. Graft material (c) comprises a compound free of unsaturation and comprising a functional group Fc reactive with functional group Fb, and a graft moiety.
    Type: Grant
    Filed: December 11, 2001
    Date of Patent: October 28, 2003
    Assignee: BASF Corporation
    Inventor: Walter H. Ohrbom
  • Patent number: 6624279
    Abstract: The invention provides water-soluble, &bgr;-hydroxy carbamate-functional materials and coating compositions, especially waterborne coating compositions, containing the carbamate-functional materials. The invention further provide a coating prepared from the coating composition and a coated substrate, especially an automotive substrate, having the coating thereon.
    Type: Grant
    Filed: January 9, 2002
    Date of Patent: September 23, 2003
    Assignee: BASF Corporation
    Inventors: Walter H. Ohrbom, David J. Law, Patricia A. Herrel
  • Patent number: 6624241
    Abstract: The invention provides an aqueous coating composition containing a dispersed, emulsified, or dissolved material (organic compound, resin, or polymer), in which the material is dispersed, emulsified, or dissolved with a water-soluble, carbamate-functional material. The invention further provides a coating prepared from the coating composition and a coated substrate, especially an automotive substrate, having the coating thereon.
    Type: Grant
    Filed: January 30, 2002
    Date of Patent: September 23, 2003
    Assignee: BASF Corporation
    Inventors: Robert D. Weise, Walter H. Ohrbom, Patricia A. Herrel, David J. Law
  • Patent number: 6624275
    Abstract: A carbamate-functional compound having a structure in which each of R1, R2, and R3 is carbamate-functional is water soluble. Coating compositions, especially waterborne coating compositions, include the carbamate-functional compound and one or more crosslinkers. The invention further provide a coating prepared from the coating composition and a coated substrate, especially an automotive substrate, having the coating thereon.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: September 23, 2003
    Assignee: BASF Corporation
    Inventors: Walter H. Ohrbom, Patricia A. Herrel, David J. Law
  • Publication number: 20030170393
    Abstract: The invention provides coating compositions comprising a reactive component (a) which is substantially free of any heteratoms and is a not a crystalline solid at room temperature and which comprises from (i) 12 to 72 carbon atoms, and (ii) at least two functional groups, and (b) a crosslinking agent comprising a plurality of functional groups (iii) reactive with the functional groups (ii) of compound (a), wherein functional groups (ii) and (iii) are selected such that reaction there between produces a thermally irreversible chemical linkage. The coating compositions of the invention provide improved solids, chip resistance, flexibility and/or scratch & mar resistance while maintaining desirable and/or improved performance characteristics with regard to environmental etch, relative humidity, QCT, chip resistance, thermoshock resistance, cold crack resistance, adhesion and the like.
    Type: Application
    Filed: January 23, 2003
    Publication date: September 11, 2003
    Inventors: Walter H. Ohrbom, John A. Gilbert, Patricia A. Herrel, Marvin L. Green, Joanne Casale, Thomas G. Savino
  • Publication number: 20030171519
    Abstract: The invention provides carbamate-functional resins and coating compositions incorporating said resins that have improved adhesion with respect to subsequently applied films or coatings. More particularly, the invention relates to carbamate-functional addition polymers having at least 250 grams of polymer per carbamate group which are made with less than 35 percent by weight of nonfunctional monomers, preferably with less than 20 percent by weight and most preferably from 0 to less than 10 percent by weight, based on the total weight of the polymer. The invention further provides a method of making a carbamate-functional polymer and carbamate-functional polymers made by the claimed method. Finally, the invention provides a method for improving the adhesion of a first coating composition to a subsequently applied material as well as a method of making a composite comprising a coated substrate, an adhesive composition, and a glass having at least one surface.
    Type: Application
    Filed: March 25, 2003
    Publication date: September 11, 2003
    Inventors: Donald H. Campbell, Walter H. Ohrbom, Joseph Borst, Michael A. Gessner, Donald L. St. Aubin, Marvin L. Green, Bruce Oermann
  • Publication number: 20030171521
    Abstract: The invention provides carbamate-functional resins and coating compositions incorporating said resins that have improved adhesion with respect to subsequently applied films or coatings. More particularly, the invention relates to carbamate-functional addition polymers having at least 250 grams of polymer per carbamate group which are made with less than 35 percent by weight of nonfunctional monomers, preferably with less than 20 percent by weight and most preferably from 0 to less than 10 percent by weight, based on the total weight of the polymer. The invention further provides a method of making a carbamate-functional polymer and carbamate-functional polymers made by the claimed method. Finally, the invention provides a method for improving the adhesion of a first coating composition to a subsequently applied material as well as a method of making a composite comprising a coated substrate, an adhesive composition, and a glass having at least one surface.
    Type: Application
    Filed: January 21, 2003
    Publication date: September 11, 2003
    Inventors: Donald H. Campbell, Walter H. Ohrbom, Joseph Borst, Michael A. Gessner, Donald L. St. Aubin, Marvin L. Green, Bruce E. Oermann
  • Publication number: 20030171520
    Abstract: The invention provides carbamate-functional resins and coating compositions incorporating said resins that have improved adhesion with respect to subsequently applied films or coatings. More particularly, the invention relates to carbamate-functional addition polymers having at least 250 grams of polymer per carbamate group which are made with less than 35 percent by weight of nonfunctional monomers, preferably with less than 20 percent by weight and most preferably from 0 to less than 10 percent by weight, based on the total weight of the polymer. The invention further provides a method of making a carbamate-functional polymer and carbamate-functional polymers made by the claimed method. Finally, the invention provides a method for improving the adhesion of a first coating composition to a subsequently applied material as well as a method of making a composite comprising a coated substrate, an adhesive composition, and a glass having at least one surface.
    Type: Application
    Filed: January 21, 2003
    Publication date: September 11, 2003
    Inventors: Donald H. Campbell, Walter H. Ohrbom, Joseph Borst, Michael A. Gessner, Donald L. St. Aubin, Marvin L. Green, Bruce E. Oermann
  • Publication number: 20030166813
    Abstract: The &bgr;-hydroxy carbamate, ethylenically unsaturated monomer of the invention can be polymerized as a homopolymer or copolymerized with other monomers. The polymerization can be carried out in an aqueous medium. The &bgr;-hydroxy carbamate monomer is polymerized to form water-soluble homopolymers or, if polymerized as a mixture with one or more comonomers, copolymers that are soluble, emulsifiable, or dispersible in water. The &bgr;-hydroxy carbamate monomer can be used as a replacement monomer for acrylamide.
    Type: Application
    Filed: March 19, 2003
    Publication date: September 4, 2003
    Inventors: Walter H. Ohrbom, Patricia A. Herrel
  • Publication number: 20030144429
    Abstract: The instant invention provides carbamate functional polymers and/or oligomers and coating compositions containing such which have improved levels of nonvolatile solids yet demonstrate good sprayability and etch resistance.
    Type: Application
    Filed: January 15, 2003
    Publication date: July 31, 2003
    Inventors: Walter H. Ohrbom, John W. Rehfuss
  • Publication number: 20030134986
    Abstract: The invention relates to a method of making waterborne multifunctional materials, especially waterborne multifunctional materials comprising at least one primary carbamate group and a grafting moiety (cii). The method of the invention requires the successive or simultaneous reactions of a material P with a grafting material (c) and ammonia. Material P comprises two or more cyclic carbonate groups (bi). Grafting material (c) comprises at least one amine group (ci) and a grafting moiety (cii). The amine group (ci) is selected from primary amines, secondary amines, and mixtures thereof. The resulting waterborne multifunctional materials may be water dispersible, water soluble and/or useful in electrodeposition coatings.
    Type: Application
    Filed: December 20, 2002
    Publication date: July 17, 2003
    Inventors: Walter H. Ohrbom, Patricia A. Herrel
  • Publication number: 20030125501
    Abstract: Compositions comprising a reaction product of a) an asymmetrical, saturated polyisocyanate that is non-cyclic, non-aromatic, and has at least 3 carbon atoms in the polyisocyanate per isocyanate group, b) a material that is at least one of i) a primary carbamate material having at least one functional group reactive with an isocyanate and at least one primary carbamate group or a group convertible to a primary carbamate group and ii) a reaction product of the primary carbamate material and an extending agent, and c) optionally, a chain extension agent that has at least difunctional reactivity with an isocyanate. Also, methods of making these compositions.
    Type: Application
    Filed: December 12, 2002
    Publication date: July 3, 2003
    Applicant: BASF CORPORATION
    Inventors: Walter H. Ohrbom, Craig S. Schang, Joanne Casale, Thaddeus J. Lepkowski