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:
May. 19, 2026
Filed:
Mar. 17, 2023
Applicant:
Tatsuta Electric Wire & Cable Co., Ltd., Osaka, JP;
Inventors:
Assignee:
TATSUTA ELECTRIC WIRE & CABLE CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01);
U.S. Cl.
CPC ...
H05K 9/0083 (2013.01);
Abstract
Provided is an electromagnetic wave shielding film from which static electricity that has accumulated during production or transfer can be easily dissipated. An electromagnetic wave shielding film of the present invention includes a protective layer disposed outermost and a shielding layer stacked inward from the protective layer, wherein the protective layer has a surface resistivity of 1.0×10to 2.0×10Ω/□, and the protective layer contains a binder resin and carbon particles having an average particle size of 0.1 to 15 μm.