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:
Jun. 22, 2021
Filed:
Mar. 14, 2019
Applicant:
Kabushiki Kaisha Toyota Chuo Kenkyusho, Nagakute, JP;
Inventors:
Takuya Morishita, Nagakute, JP;
Kazuhiro Nomura, Nagakute, JP;
Hiromitsu Tanaka, Nagakute, JP;
Megumi Sasaki, Nagakute, JP;
Makoto Kato, Nagakute, JP;
Assignee:
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, Nagakute, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/05 (2017.01); C08F 20/56 (2006.01); C08K 3/32 (2006.01); D01F 9/21 (2006.01); D01F 9/22 (2006.01); C08K 3/38 (2006.01);
U.S. Cl.
CPC ...
C01B 32/05 (2017.08); C08F 20/56 (2013.01); C08K 3/32 (2013.01); C08K 3/38 (2013.01); D01F 9/21 (2013.01); D01F 9/225 (2013.01); C08K 2003/322 (2013.01); C08K 2003/329 (2013.01);
Abstract
A carbon material precursor comprises an acrylamide-based polymer having a weight-average molecular weight of 10,000 to 2,000,000 and a polydispersity of the molecular weight (weight-average molecular weight/number-average molecular weight) of 5.0 or less.