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:
Aug. 19, 2025
Filed:
Aug. 04, 2021
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventor:
Shirou Honma, Yokohama, JP;
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H 19/82 (2006.01); B65D 65/42 (2006.01); D21H 19/24 (2006.01); D21H 27/10 (2006.01);
U.S. Cl.
CPC ...
D21H 19/824 (2013.01); B65D 65/42 (2013.01); D21H 19/24 (2013.01); D21H 27/10 (2013.01); B65D 2565/387 (2013.01);
Abstract
A laminate includes a paper substrate, an anchor coat layer disposed at a one-surface side of the paper substrate, and a barrier coat layer disposed at a one-surface side of the anchor coat layer. The paper substrate has a density of 0.72 g/cmor more. The barrier coat layer contains a gas barrier polyurethane resin.