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:
Oct. 03, 2017
Filed:
Nov. 25, 2013
Applicant:
National Institute of Advanced Industrial Science and Technology, Tokyo, JP;
Inventors:
Toshihira Irisawa, Ibaraki, JP;
Hiroaki Hatori, Ibaraki, JP;
Yasushi Soneda, Ibaraki, JP;
Masaya Kodama, Ibaraki, JP;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
D01F 9/24 (2006.01); D01F 6/74 (2006.01); D01F 6/60 (2006.01); D01F 9/30 (2006.01);
U.S. Cl.
CPC ...
D01F 6/74 (2013.01); D01F 9/24 (2013.01); D01F 6/605 (2013.01); D01F 9/30 (2013.01);
Abstract
To provide a carbon fiber precursor fiber that can efficiently produce a carbon fiber excellent in mechanical strength without an infusibilization treatment; a carbon fiber; and a method for producing the carbon fiber. The carbon fiber precursor fiber includes a polymer represented by General Formula (1) below: