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:
Feb. 27, 2024
Filed:
Oct. 21, 2020
Applicant:
Denka Company Limited, Tokyo, JP;
Inventors:
Assignee:
Denka Company Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/00 (2006.01); B32B 5/14 (2006.01); B32B 15/08 (2006.01); B32B 15/20 (2006.01); B32B 37/14 (2006.01); B32B 37/16 (2006.01); B32B 43/00 (2006.01);
U.S. Cl.
CPC ...
B32B 9/005 (2013.01); B32B 5/147 (2013.01); B32B 15/08 (2013.01); B32B 15/20 (2013.01); B32B 37/144 (2013.01); B32B 37/16 (2013.01); B32B 43/003 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2260/046 (2013.01); B32B 2305/74 (2013.01); B32B 2305/80 (2013.01); B32B 2307/538 (2013.01); B32B 2309/02 (2013.01); B32B 2309/12 (2013.01); B32B 2311/12 (2013.01); B32B 2311/24 (2013.01); B32B 2315/02 (2013.01); B32B 2398/10 (2013.01);
Abstract
One aspect of the present invention provides a composite sheet which comprises a nitride sintered body having a porous structure and a semi-cured product of a thermosetting resin composition impregnated into the nitride sintered body, the line roughness Rz specified by JIS B 0601:2013 of at least one main surface being 10 μm or less.