The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 01, 2022
Filed:
Nov. 25, 2019
Applicants:
Covestro Llc, Pittsburgh, PA (US);
The University of Southern Mississippi, Hattiesburg, MS (US);
Inventors:
Robson F. Storey, Hattiesburg, MS (US);
Alan Ekin, Coraopolis, PA (US);
Jie Wu, Hattiesburg, MS (US);
Assignees:
Covestro LLC, Pittsburgh, PA (US);
The University Of Southern Mississippi, Hattiesburg, MS (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 175/12 (2006.01); C09J 175/12 (2006.01); C08G 18/10 (2006.01); C08G 18/22 (2006.01); C08G 18/78 (2006.01); C08G 18/50 (2006.01); C08G 18/67 (2006.01); C08G 18/48 (2006.01); C08G 18/66 (2006.01); C08G 18/62 (2006.01); C08G 18/34 (2006.01); C08G 18/24 (2006.01); C08G 18/28 (2006.01); C09D 175/08 (2006.01); C09D 175/16 (2006.01);
U.S. Cl.
CPC ...
C09D 175/12 (2013.01); C08G 18/10 (2013.01); C08G 18/222 (2013.01); C08G 18/246 (2013.01); C08G 18/283 (2013.01); C08G 18/348 (2013.01); C08G 18/4833 (2013.01); C08G 18/5021 (2013.01); C08G 18/6229 (2013.01); C08G 18/6283 (2013.01); C08G 18/6692 (2013.01); C08G 18/675 (2013.01); C08G 18/6795 (2013.01); C08G 18/7837 (2013.01); C09D 175/08 (2013.01); C09D 175/16 (2013.01); C09J 175/12 (2013.01);
Abstract
A waterborne alternative polyurethane composition is provided which comprises a reaction product of: an azidated polyol; and a waterborne poly(alkynyl carbamate) prepolymer comprising a reaction product of a polyisocyanate and from 1 wt. % to 20 wt. % of an alkynol-polyether having a formula (I),R—R—O—R—OH  (I),wherein,