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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 12338314 B1

PDFFull Text
Date of Patent:
Jun. 24, 2025

Filed:

May. 24, 2024

Polyisocyanate composition, film-forming composition, film, film laminate, adhesive resin composition and adhesive resin-cured product, coating composition and coating material-cured product

Applicant:

Asahi Kasei Kabushiki Kaisha, Tokyo, JP;

Inventors:

Masakazu Yamauchi, Tokyo, JP;

Takahiro Funatsu, Tokyo, JP;

Akira Takei, Tokyo, JP;

Assignee:

ASAHI KASEI KABUSHIKI KAISHA, Tokyo, JP;

Attorney:

GREENBLUM & BERNSTEIN, P.L.C.

Primary Examiner:

Michael L Leonard

Int. Cl.
CPC ...
C08G 18/80 (2006.01); C08G 18/02 (2006.01); C08G 18/10 (2006.01); C08G 18/16 (2006.01); C08G 18/18 (2006.01); C08G 18/20 (2006.01); C08G 18/42 (2006.01); C08G 18/62 (2006.01); C08G 18/73 (2006.01); C08G 18/78 (2006.01); C08G 18/79 (2006.01); C08J 5/18 (2006.01);
U.S. Cl.
CPC ...
C08G 18/73 (2013.01); C08G 18/022 (2013.01); C08G 18/10 (2013.01); C08G 18/168 (2013.01); C08G 18/1875 (2013.01); C08G 18/2072 (2013.01); C08G 18/2081 (2013.01); C08G 18/4269 (2013.01); C08G 18/6216 (2013.01); C08G 18/7837 (2013.01); C08G 18/7887 (2013.01); C08G 18/792 (2013.01); C08G 18/798 (2013.01); C08G 18/8048 (2013.01); C08G 18/8064 (2013.01); C08G 18/807 (2013.01); C08G 18/8093 (2013.01); C08G 18/8096 (2013.01); C08J 5/18 (2013.01); C08G 2150/00 (2013.01); C08G 2170/00 (2013.01);
Abstract

A polyisocyanate composition having at least one isocyanate compound selected from an aliphatic isocyanate and an alicyclic isocyanate as a skeleton, wherein an average value of a total number of isocyanate groups blocked with a blocking agent and not blocked with a blocking agent per polyisocyanate molecule is 2 or more, and among the isocyanate groups in the polyisocyanate composition, 1 mol % or more and 99 mol % or less are blocked with a blocking agent, and the like.

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