Patents by Inventor Abdellatif Chouai

Abdellatif Chouai 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: 9382638
    Abstract: An aqueous electrodeposition coating composition comprising a cathodically depositable binder, the binder comprising an amine-functional phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: July 5, 2016
    Assignee: BASF Corporation
    Inventors: Abdellatif Chouai, Timothy S. December
  • Patent number: 9206284
    Abstract: An aqueous electrodeposition coating composition comprising a cathodically depositable binder, the binder comprising an branched phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: December 8, 2015
    Assignee: BASF Coatings GmbH
    Inventors: Abdellatif Chouai, Timothy S. December
  • Patent number: 8961768
    Abstract: An aqueous electrodeposition coating composition comprising (a) a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements, and combinations of these and (b) a cathodically electrodepositable binder, the binder comprising an amine-functional phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: February 24, 2015
    Assignee: BASF Corporation
    Inventors: Abdellatif Chouai, Timothy S. December, Robert D Schiller
  • Patent number: 8815066
    Abstract: An aqueous electrodeposition coating composition comprising (a) an organometallic compound and (b) a cathodically electrodepositable binder, the binder comprising an amine-functional phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: August 26, 2014
    Assignee: BASF Coatings GmbH
    Inventors: Timothy S. December, Abdellatif Chouai
  • Patent number: 8702943
    Abstract: An aqueous electrodeposition coating composition comprising a cathodically electrodepositable binder, the binder comprising a phosphorylated resin and a carboxyl group separated by from 2 to 4 carbons from an ester group, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: April 22, 2014
    Assignee: BASF Coatings GmbH
    Inventors: Timothy S December, Abdellatif Chouai, Cynthia A Stants
  • Patent number: 8354471
    Abstract: A coating composition, such as an electrodepositable electrocoat primer coating composition, comprises a phosphorylated acrylic polymer, The coating provides excellent corrosion protection even without a conventional phosphate pretreatment.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: January 15, 2013
    Assignee: BASF Coatings GmbH
    Inventors: Abdellatif Chouai, Timothy S. December, Cynthia A. Stants, Jennifer M. Lear, Robert D. Schiller, Charles L. Tazzia, Gregory G. Menovcik
  • Patent number: 8192603
    Abstract: An aqueous coating composition comprises a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements and combinations thereof and an electrodepositable binder, the binder comprising (a) a phosphorous-containing group in which X is a hydrogen, a monovalent hydrocarbon, an alkyl group such as an aminoalkyl group, or an oxygen atom having a single covalent bond to the phosphorous atom, and each oxygen atom has a covalent bond to a hydrogen atom, an alkyl group, an aryl group, an alkylaryl group, an arylalkyl group, or the resin, with the caveat that at least one oxygen atom has a covalent bond to resin; (b) a carboxylate group separated by from 2 to 4 carbons from an ester group; and (c) a tridentate amine ligand.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: June 5, 2012
    Assignee: BASF Coatings GmbH
    Inventors: Abdellatif Chouai, Timothy S December
  • Patent number: 8163155
    Abstract: A coating layer prepared from an aqueous electrodeposition coating composition comprising an electrodepositable binder, the binder comprising a sulfo or sulfamyl group-containing resin, provides corrosion protection to a metallic substrate.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: April 24, 2012
    Assignee: BASF Coatings GmbH
    Inventors: Abdellatif Chouai, Timothy S December
  • Patent number: 8153733
    Abstract: A coating layer prepared from an aqueous electrodeposition coating composition comprising an electrodepositable binder, the binder comprising a tridentate amine ligand-containing resin, and optionally further comprising a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, and oxides of the lanthanide series of elements provides corrosion protection to a metallic substrate.
    Type: Grant
    Filed: December 29, 2008
    Date of Patent: April 10, 2012
    Assignee: BASF Coatings GmbH
    Inventors: Abdellatif Chouai, Timothy S. December
  • Publication number: 20100167070
    Abstract: A coating composition, such as an electrodepositable electrocoat primer coating composition, comprises a phosphorylated acrylic polymer, The coating provides excellent corrosion protection even without a conventional phosphate pretreatment.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December, Cynthia A. Stants, Jennifer M. Lear, Robert D. Schiller, Charles L. Tazzia, Gregory G. Menovcik
  • Publication number: 20100163424
    Abstract: An aqueous electrodeposition coating composition comprising a cathodically depositable binder, the binder comprising an branched phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December
  • Publication number: 20100167089
    Abstract: An aqueous electrodeposition coating composition comprising (a) a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements, and combinations of these and (b) a cathodically electrodepositable binder, the binder comprising an amine-functional phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December, Robert D. Schiller
  • Publication number: 20100167071
    Abstract: A coating layer prepared from an aqueous electrodeposition coating composition comprising an electrodepositable binder, the binder comprising a aromatic amine group-containing resin, and a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements and combinations of these provides corrosion protection to a metallic substrate.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December
  • Publication number: 20100163418
    Abstract: An aqueous electrodeposition coating composition comprising a cathodically depositable binder, the binder comprising an amine-functional phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December
  • Publication number: 20100163423
    Abstract: An electrically conductive substrate is electrocoated with an aqueous electrodeposition coating composition comprising a cathodically electrodepositable binder, the binder comprising an amine-functional phosphorylated resin and at least one additional coating layer, such as a second primer layer, a topcoat layer, or both.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Timothy S. December, Abdellatif Chouai, Cynthia A. Stants, Gregory G. Menovcik
  • Publication number: 20100167072
    Abstract: An aqueous coating composition comprises a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, oxides of the lanthanide series of elements and combinations thereof and an electrodepositable binder, the binder comprising (a) a phosphorous-containing group in which X is a hydrogen, a monovalent hydrocarbon, an alkyl group such as an aminoalkyl group, or an oxygen atom having a single covalent bond to the phosphorous atom, and each oxygen atom has a covalent bond to a hydrogen atom, an alkyl group, an aryl group, an alkylaryl group, an arylalkyl group, or the resin, with the caveat that at least one oxygen atom has a covalent bond to resin; (b) a carboxylate group separated by from 2 to 4 carbons from an ester group; and (c) a tridentate amine ligand.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S December
  • Publication number: 20100166973
    Abstract: An aqueous electrodeposition coating composition comprising a cathodically electrodepositable binder, the binder comprising a phosphorylated resin and a carboxyl group separated by from 2 to 4 carbons from an ester group, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Timothy S. December, Abdellatif Chouai, Cynthia A. Stants
  • Publication number: 20100167088
    Abstract: A coating layer prepared from an aqueous electrodeposition coating composition comprising an electrodepositable binder, the binder comprising a tridentate amine ligand-containing resin, and optionally further comprising a metal oxide selected from the group consisting of bismuth oxide, vanadium oxide, manganese oxide, cobalt oxide, zinc oxide, strontium oxide, yttrium oxide, molybdenum oxide, zirconium oxide, lanthanum oxide, and oxides of the lanthanide series of elements provides corrosion protection to a metallic substrate.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December
  • Publication number: 20100167062
    Abstract: An aqueous electrodeposition coating composition comprising (a) an organometallic compound and (b) a cathodically electrodepositable binder, the binder comprising an amine-functional phosphorylated resin, provides corrosion protection equivalent to that obtained by the conventional phosphate pretreatment-electrodeposition coating process.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Timothy S. December, Abdellatif Chouai
  • Publication number: 20100167069
    Abstract: A coating layer prepared from an aqueous electrodeposition coating composition comprising an electrodepositable binder, the binder comprising a aromatic amine group-containing resin, provides corrosion protection to a metallic substrate.
    Type: Application
    Filed: December 29, 2008
    Publication date: July 1, 2010
    Applicant: BASF CORPORATION
    Inventors: Abdellatif Chouai, Timothy S. December