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:
Sep. 30, 2025
Filed:
Jul. 02, 2021
Applicant:
Teijin Limited, Osaka, JP;
Inventors:
Assignee:
TEIJIN LIMITED, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M 15/55 (2006.01); D06M 15/507 (2006.01); D06M 15/53 (2006.01); D06M 101/40 (2006.01);
U.S. Cl.
CPC ...
D06M 15/55 (2013.01); D06M 15/507 (2013.01); D06M 15/53 (2013.01); D06M 2101/40 (2013.01); D06M 2200/40 (2013.01);
Abstract
A carbon fiber bundle having a high abrasion resistance property and simultaneously being excellent in widening property is provided by a carbon fiber bundle with an adhered sizing agent including a carbon fiber bundle, and a sizing agent adhered to a surface of the carbon fiber bundle, wherein the sizing agent contains an epoxy compound, and shows an intersection of a storage modulus and a loss modulus at an angular frequency in the range of 1×10to 1×10rad/sec in a measurement at 25° C.