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:
Dec. 12, 2023
Filed:
Aug. 26, 2020
Applicant:
Mitsubishi Gas Chemical Company, Inc., Chiyoda-ku, JP;
Inventors:
Tomohiro Hariu, Kanagawa, JP;
Yosuke Ota, Okayama, JP;
Assignee:
MITSUBISHI GAS CHEMICAL COMPANY, INC., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/08 (2006.01); C08G 18/32 (2006.01); C08G 18/10 (2006.01); C08G 18/42 (2006.01);
U.S. Cl.
CPC ...
C08G 18/3209 (2013.01); C08G 18/0847 (2013.01); C08G 18/10 (2013.01); C08G 18/4238 (2013.01); C08G 2150/00 (2013.01); C08G 2170/20 (2013.01);
Abstract
There is provided a urethane resin that is excellent in adhesive strength, and maintains high adhesive strength even after exposure to high temperature and humidity. A urethane resin obtained by reacting a glycol-modified aromatic hydrocarbon-formaldehyde resin (A) modified with a glycol with a polyisocyanate (B) having two or more free isocyanate groups in a molecule.