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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 12365169 B1

PDFFull Text
Date of Patent:
Jul. 22, 2025

Filed:

Mar. 19, 2020

Decorative sheet and decorative plate

Applicant:

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

Inventors:

Yoshiaki Netsu, Tokyo, JP;

Keisuke Kazama, Tokyo, JP;

Yuka Sakaguchi, Tokyo, JP;

Yoshihiro Kobayashi, Tokyo, JP;

Assignee:

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

Attorney:

Troutman Pepper Locke LLP

Primary Examiner:

Christopher M Polley

Int. Cl.
CPC ...
B32B 3/10 (2006.01); B32B 7/12 (2006.01); B32B 9/02 (2006.01); B32B 9/04 (2006.01); B32B 21/14 (2006.01); B32B 27/08 (2006.01); B32B 27/16 (2006.01); B32B 27/18 (2006.01); B32B 27/32 (2006.01); E04B 1/94 (2006.01); E04F 15/10 (2006.01);
U.S. Cl.
CPC ...
B32B 27/08 (2013.01); B32B 7/12 (2013.01); B32B 9/02 (2013.01); B32B 9/042 (2013.01); B32B 9/045 (2013.01); B32B 21/14 (2013.01); B32B 27/16 (2013.01); B32B 27/18 (2013.01); B32B 27/32 (2013.01); E04B 1/942 (2013.01); E04F 15/102 (2013.01); E04F 15/107 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2264/104 (2013.01); B32B 2307/3065 (2013.01); B32B 2307/4023 (2013.01); B32B 2307/41 (2013.01); B32B 2307/412 (2013.01); B32B 2307/732 (2013.01); B32B 2419/04 (2013.01); B32B 2451/00 (2013.01);
Abstract

The present invention provides a decorative sheet with excellent flame retardance and high sharpness such that patterns are clearly visible and discoloration is suppressed. The present invention provides a decorative sheet characterized by comprising one or more thermoplastic resin layers selected from the group consisting of a transparent resin layer, a base material sheet, and a synthetic-resin backer layer, wherein (1) at least one of the thermoplastic resin layers contains a metal phosphinate-based flame retardant; and (2) the transparent resin layer and the base material sheet contain at least one resin selected from the group consisting of polyolefin-based resins and polyester-based resins.

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