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.

Date of Patent:
Nov. 04, 2025

Filed:

Jan. 07, 2021
Applicant:

Dai Nippon Printing Co., Ltd., Tokyo, JP;

Inventors:

Junko Hirokawa, Tokyo, JP;

Tadahiro Ishida, Tokyo, JP;

Mitsuhiro Oota, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 7/06 (2019.01); B32B 5/30 (2006.01); B32B 27/20 (2006.01); B32B 27/30 (2006.01); B32B 27/36 (2006.01); B41M 5/382 (2006.01);
U.S. Cl.
CPC ...
B32B 7/06 (2013.01); B32B 5/30 (2013.01); B32B 27/20 (2013.01); B32B 27/304 (2013.01); B32B 27/306 (2013.01); B32B 27/36 (2013.01); B41M 5/382 (2013.01); B32B 2307/704 (2013.01);
Abstract

The peel-off sheet according to the present disclosure includes a first substrate and a peel-off layer, wherein the peel-off layer contains a vinyl chloride-vinyl acetate copolymer and a crystalline polyester, or the peel-off sheet includes a structural component containing particles, wherein the particle size distribution of the particles contained in the structural component which is determined with a laser diffraction scattering particle size distribution analyzer has a maximum peak at a position of more than 0.2 μm and 5 μm or less.


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