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:
Dec. 20, 2022
Filed:
Sep. 15, 2020
Applicants:
Toyo Ink SC Holdings Co., Ltd., Tokyo, JP;
Toyochem Co., Ltd., Tokyo, JP;
Inventors:
Daisuke Kishi, Tokyo, JP;
Shota Mori, Tokyo, JP;
Takahiro Matsuzawa, Tokyo, JP;
Tsutomu Hayasaka, Tokyo, JP;
Assignees:
TOYO INK SC HOLDINGS CO., LTD., Tokyo, JP;
TOYOCHEM CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H05K 1/02 (2006.01); B32B 15/08 (2006.01); C09J 9/02 (2006.01);
U.S. Cl.
CPC ...
H05K 9/0084 (2013.01); B32B 15/08 (2013.01); C09J 9/02 (2013.01); H05K 1/0218 (2013.01); H05K 9/0022 (2013.01); H05K 9/0088 (2013.01); H05K 2201/0335 (2013.01); H05K 2201/0715 (2013.01);
Abstract
An electromagnetic wave shielding sheet according to the disclosure is configured by a protection layer, a metal layer, and a conductive adhesive layer. The metal layer has a plurality of openings, and an aperture ratio of the opening is 0.1%-20%. In addition, a tensile breaking strength of the electromagnetic wave shielding sheet is 10 N/20 mm-80 N/20 mm.