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:
Feb. 02, 2021
Filed:
Dec. 28, 2018
Applicant:
Industrial Technology Research Institute, Hsinchu, TW;
Inventors:
Assignee:
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/58 (2006.01); C08G 18/48 (2006.01); C08G 18/42 (2006.01); C08G 18/34 (2006.01); C09J 175/08 (2006.01); C08G 18/66 (2006.01); C08G 18/75 (2006.01); C08G 18/40 (2006.01);
U.S. Cl.
CPC ...
C08G 18/58 (2013.01); C08G 18/348 (2013.01); C08G 18/4045 (2013.01); C08G 18/42 (2013.01); C08G 18/4829 (2013.01); C08G 18/6692 (2013.01); C08G 18/755 (2013.01); C08G 18/758 (2013.01); C09J 175/08 (2013.01);
Abstract
A waterborne polyurethane is provided. The waterborne polyurethane is formed by mixing a polyol, a diisocyanate, a dimethylol alkyl acid, and an epoxy resin into a mixture, and polymerizing the mixture. When the usage amount of the epoxy resin used is 1 part by weight, the usage amount of the polyol is 3 to 30 parts by weight, the usage amount of the diisocyanate is 1 to 10 parts by weight, and the usage amount of the dimethylol alkyl acid is 0.1-3.0 parts by weight. The epoxy resin includes an epoxy resin having a cyclic structure, a triacylglycerol having an epoxy group, or a combination thereof.