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. 26, 2018
Filed:
Apr. 16, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Charlie Chia-Tie Ho, Woodbury, MN (US);
Clarence Fullbright, Jr., Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 7/12 (2005.12); C08G 18/42 (2005.12); C08G 18/00 (2005.12); C09D 175/06 (2005.12); B05C 17/005 (2005.12); B65D 83/00 (2005.12); B05C 17/015 (2005.12);
U.S. Cl.
CPC ...
B05C 17/00553 (2012.12); B05C 17/015 (2012.12); B32B 7/12 (2012.12); B65D 83/0055 (2012.12); C08G 18/4202 (2012.12); C09D 175/06 (2012.12); Y10T 428/31551 (2015.03);
Abstract
The present invention provides a flexible two component polyurethane and method for producing the polyurethane. The cured polyurethane is flexible, durable and weather resistant. The polyurethane is suitable for use as a protective layer on various substrates. The flexible polyurethane is the reaction product of solvent-free reaction components. The first component includes one or more polyols, optionally, one or more diols, and a catalyst. The second component includes a primary aliphatic isocyante crosslinker.