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:
Oct. 25, 2022
Filed:
Mar. 29, 2017
Applicant:
Showa Denko Materials Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
Showa Denko Materials Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 75/04 (2006.01); C08G 18/10 (2006.01); C08G 18/18 (2006.01); C08G 18/40 (2006.01); C08G 18/79 (2006.01); C08K 3/04 (2006.01); C08K 3/34 (2006.01); C08K 5/00 (2006.01); C08K 5/053 (2006.01); C08K 5/5415 (2006.01);
U.S. Cl.
CPC ...
C08L 75/04 (2013.01); C08G 18/10 (2013.01); C08G 18/18 (2013.01); C08G 18/40 (2013.01); C08G 18/79 (2013.01); C08K 3/04 (2013.01); C08K 3/346 (2013.01); C08K 5/0025 (2013.01); C08K 5/053 (2013.01); C08K 5/5415 (2013.01);
Abstract
A two-part curable urethane-based composition comprising a main agent (A); and a curing agent (B), wherein the main agent (A) contains a urethane prepolymer (a), an isocyanurate modified product of a polyisocyanate compound (b), and a silane coupling agent (c) in a specified ratio, the curing agent (B) contains a polyol (d) having a hydroxyl value of 50 to 500 mgKOH/g and an amine catalyst (e) in a specified amount, a mixing mass ratio of the main agent (A) to the curing agent (B) is 3:1 to 10:1, and an equivalent ratio of NCO group/OH group in the main agent (A) and the curing agent (B), respectively, is 1.0 to 5.0.