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:
Jul. 30, 2019

Filed:

Apr. 02, 2015
Applicants:

Lintec Corporation, Itabashi-ku, JP;

Nippon Paint Industrial Coatings Co., Ltd., Shinagawa-ku, JP;

Inventors:

Kazue Uemura, Tsukubamirai, JP;

Kiichiro Kato, Saitama, JP;

Shigeru Saito, Ina-machi, JP;

Yumiko Amino, Funabashi, JP;

Masanori Kido, Suita, JP;

Shinji Nishioka, Ota-ku, JP;

Masato Kishi, Yokohama, JP;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/22 (2006.01); C09J 133/08 (2006.01); B32B 3/26 (2006.01); B32B 27/08 (2006.01); B32B 27/20 (2006.01); B32B 27/30 (2006.01); B32B 27/36 (2006.01); B32B 7/00 (2019.01); B32B 7/02 (2019.01); B32B 7/12 (2006.01); B32B 19/00 (2006.01); B32B 19/04 (2006.01); B32B 27/00 (2006.01); B32B 27/06 (2006.01); B32B 27/14 (2006.01); B32B 27/18 (2006.01); B32B 3/00 (2006.01); B32B 37/12 (2006.01); C09J 7/38 (2018.01); C09J 7/22 (2018.01); C09J 7/29 (2018.01); C08K 3/013 (2018.01);
U.S. Cl.
CPC ...
B32B 3/263 (2013.01); B32B 3/00 (2013.01); B32B 3/26 (2013.01); B32B 7/00 (2013.01); B32B 7/02 (2013.01); B32B 7/12 (2013.01); B32B 19/00 (2013.01); B32B 19/04 (2013.01); B32B 27/00 (2013.01); B32B 27/06 (2013.01); B32B 27/08 (2013.01); B32B 27/14 (2013.01); B32B 27/18 (2013.01); B32B 27/20 (2013.01); B32B 27/302 (2013.01); B32B 27/308 (2013.01); B32B 27/365 (2013.01); B32B 37/12 (2013.01); C09J 7/22 (2018.01); C09J 7/29 (2018.01); C09J 7/38 (2018.01); B32B 2250/00 (2013.01); B32B 2255/00 (2013.01); B32B 2255/205 (2013.01); B32B 2264/00 (2013.01); B32B 2264/10 (2013.01); B32B 2264/102 (2013.01); B32B 2307/30 (2013.01); B32B 2307/306 (2013.01); B32B 2307/40 (2013.01); B32B 2307/50 (2013.01); B32B 2405/00 (2013.01); B32B 2451/00 (2013.01); C08K 3/013 (2018.01); C08K 2003/2227 (2013.01); C09J 2201/36 (2013.01); C09J 2205/102 (2013.01); C09J 2400/123 (2013.01); C09J 2400/163 (2013.01); C09J 2433/00 (2013.01); C09J 2467/006 (2013.01);
Abstract

The present invention relates to a pressure sensitive adhesive sheet containing, laminated in this order, a supporting substrate, a pressure sensitive adhesive layer (X), a continuous void-containing layer including a composition containing fine particles (excepting silica), and a pressure sensitive adhesive layer (Y), the continuous void-containing layer having a mass concentration of the fine particles of from 45 to 100%.


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