Patents by Inventor Christopher Paul Kurtz

Christopher Paul Kurtz 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).

  • Polymeric polyoxazolines
    Patent number: 11802180
    Abstract: Polymeric polyoxazolines of the following structure are disclosed: where X is the residue of a polymeric polyol after reaction with a dicarboxylic acid/anhydride; where R5 is an organic moiety; where Y is an organic moiety containing one or more oxazoline groups; and wherein each R10 is independently hydrogen or an organic moiety. Methods of making such polyoxazolines and using them in a coating, and packages coated therewith, are also within the scope of the present invention.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: October 31, 2023
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Hongying Zhou, Dennis Allan Simpson, Christopher Paul Kurtz, Tsukasa Mizuhara
  • Polymeric Polyoxazolines
    Publication number: 20210277179
    Abstract: Polymeric polyoxazolines of the following structure are disclosed: where X is the residue of a polymeric polyol after reaction with a dicarboxylic acid/anhydride; where R5 is an organic moiety; where Y is an organic moiety containing one or more oxazoline groups; and wherein each R10 is independently hydrogen or an organic moiety. Methods of making such polyoxazolines and using them in a coating, and packages coated therewith, are also within the scope of the present invention.
    Type: Application
    Filed: March 29, 2021
    Publication date: September 9, 2021
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Hongying Zhou, Dennis Allan Simpson, Christopher Paul Kurtz, Tsukasa Mizuhara
  • Polymeric polyoxazolines
    Patent number: 10988573
    Abstract: Polymeric polyoxazolines of the following structure are disclosed: where X is the residue of a polymeric polyol after reaction with a dicarboxylic acid/anhydride; where R5 is an organic moiety; where Y is an organic moiety containing one or more oxazoline groups; and wherein each R10 is independently hydrogen or an organic moiety. Methods of making such polyoxazolines and using them in a coating, and packages coated therewith, are also within the scope of the present invention.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: April 27, 2021
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Hongying Zhou, Dennis Allan Simpson, Christopher Paul Kurtz, Tsukasa Mizuhara
  • Polyoxazoline curing for packaging coating compositions
    Patent number: 10836928
    Abstract: Coated packaging and methods for coating such packaging are disclosed. The coating compositions comprise a polymer comprising acid functionality and a polyoxazoline, wherein the coating composition is substantially free of formaldehyde. The coating compositions may be applied onto at least a portion of the interior and/or exterior of packaging, such as metal cans and can ends.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: November 17, 2020
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Max Aaron Molleo, Hongying Zhou, Carl Allen Seneker, Christopher Paul Kurtz, Qin Li
  • Polymeric Polyoxazolines
    Publication number: 20190185618
    Abstract: Polymeric polyoxazolines of the following structure are disclosed: where X is the residue of a polymeric polyol after reaction with a dicarboxylic acid/anhydride; where R5 is an organic moiety; where Y is an organic moiety containing one or more oxazoline groups; and wherein each R10 is independently hydrogen or an organic moiety. Methods of making such polyoxazolines and using them in a coating, and packages coated therewith, are also within the scope of the present invention.
    Type: Application
    Filed: December 15, 2017
    Publication date: June 20, 2019
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Hongying Zhou, Dennis Allan Simpson, Christopher Paul Kurtz, Tsukasa Mizuhara
  • Polyoxazoline Curing for Packaging Coating Compositions
    Publication number: 20190185706
    Abstract: Coated packaging and methods for coating such packaging are disclosed. The coating compositions comprise a polymer comprising acid functionality and a polyoxazoline.
    Type: Application
    Filed: December 15, 2017
    Publication date: June 20, 2019
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Max Aaron Molleo, Hongying Zhou, Carl Allen Seneker, Christopher Paul Kurtz, Qin Li