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. 20, 2025
Filed:
Feb. 13, 2020
Applicant:
Namics Corporation, Niigata, JP;
Inventors:
Assignee:
NAMICS CORPORATION, Niigata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/05 (2017.01); C08L 63/00 (2006.01); H01C 7/105 (2006.01);
U.S. Cl.
CPC ...
C01B 32/05 (2017.08); C08L 63/00 (2013.01); H01C 7/105 (2013.01); C01P 2002/82 (2013.01); C01P 2004/03 (2013.01); C01P 2006/14 (2013.01); C08L 2203/20 (2013.01);
Abstract
A porous carbon has an I/Iof 2.0 or more in a Raman spectrum measured by Raman spectroscopy with respect to the porous carbon wherein the Iis an accumulated intensity of a peak for G band around 1590 cm, and the Iis an accumulated intensity of a peak for D band around 1350 cm. The porous carbon has pores having a size of less than 1 μm. The porous carbon can be contained in a resin composition for producing a varistor element.