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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.:

US 12227611 B1

PDFFull Text
Date of Patent:
Feb. 18, 2025

Filed:

Sep. 11, 2020

Composition and cured product of same

Applicant:

Daicel Corporation, Osaka, JP;

Inventors:

Takashi Konno, Tokyo, JP;

Naritoshi Maetsu, Tokyo, JP;

Jun Watanabe, Tokyo, JP;

Shintarou Hatanaka, Tokyo, JP;

Assignee:

DAICEL CORPORATION, Osaka, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Rabon A Sergent

Int. Cl.
CPC ...
C08G 18/46 (2006.01); C08G 18/38 (2006.01); C08G 18/42 (2006.01); C08G 18/44 (2006.01); C08G 18/61 (2006.01); C08G 18/79 (2006.01); C08G 77/46 (2006.01); C08J 7/04 (2020.01); C08L 75/06 (2006.01); C08L 85/04 (2006.01); C09D 7/20 (2018.01); C09D 7/65 (2018.01); C09D 175/06 (2006.01);
U.S. Cl.
CPC ...
C08G 18/4661 (2013.01); C08G 18/3851 (2013.01); C08G 18/4202 (2013.01); C08G 18/4277 (2013.01); C08G 18/44 (2013.01); C08G 18/61 (2013.01); C08G 18/791 (2013.01); C08G 18/792 (2013.01); C08J 7/04 (2013.01); C08J 7/0427 (2020.01); C08L 75/06 (2013.01); C08L 85/04 (2013.01); C09D 7/20 (2018.01); C09D 7/65 (2018.01); C09D 175/06 (2013.01); C08G 77/46 (2013.01); C08J 2367/02 (2013.01); C08J 2375/06 (2013.01); C08J 2475/04 (2013.01);
Abstract

Provided is a composition capable of forming a cured product having excellent adhesion to a substrate, hardness, scratch resistance, and chemical resistance. The composition of the present disclosure includes a polyol compound (A) and an isocyanate compound (B), the polyol compound (A) containing a compound (a1) having a number average molecular weight calibrated with polystyrene standards of less than 800 and being represented by Formula (1), where Rto Rare a group represented by Formula (1a); and the isocyanate compound (B) containing a compound (b) represented by Formula (2), where Lto Lare a hydrogen atom, an NCO group, or an alkyl group having from 1 to 10 carbon atom(s) and having a group represented by Formula (2').

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