Patents by Inventor Andrew James Yarzebinski

Andrew James Yarzebinski 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).

  • POLYESTER POLYMER
    Publication number: 20240309150
    Abstract: A polyester polyol includes a reaction product obtained from: (i) a polyol including 3 or more hydroxyl groups; (ii) a dicarboxylic acid or an anhydride thereof that includes 3 carbon atoms or fewer between the carboxylic acid groups or the anhydride thereof; (iii) a monocarboxylic acid or an anhydride thereof; (iv) optionally a diol; and (v) optionally a dicarboxylic acid or an anhydride thereof that includes greater than 3 carbons between the carboxylic acid groups or the anhydride thereof. A molar ratio of (i)+(iv) to (ii)+(v) ranges from 1.08:1 to 1.75:1, and a molar ratio of (i)+(iv) to (iii) ranges from 1.25:1 to 4:1. The reaction product has a hydroxyl value of from 60 to 300 mg KOH/g, and an acid value of less than 15 mg KOH/g.
    Type: Application
    Filed: December 28, 2021
    Publication date: September 19, 2024
    Applicant: PPG Industries Ohio, Inc.
    Inventors: Paul Hubert Lamers, Christopher A. Verardi, Karen A. Morow, Chad Alan Landis, Yaqi Wo, Mitchell R. Stibbard, Wei Wang, Steven V. Barancyk, Shiryn Tyebjee, Hyun Wook Ro, Mark A. Tucker, Andrew James Yarzebinski