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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.:

US 10316433 B1

PDFFull Text
Date of Patent:
Jun. 11, 2019

Filed:

Mar. 29, 2016

Carbon fiber and method for producing carbon fiber

Applicant:

Toho Tenax Co.,ltd., Tokyo, JP;

Inventors:

Yoshinori Suzuki, Tokyo, JP;

Toshimichi Nakajima, Tokyo, JP;

Assignee:

TOHO TENAX Co., LTD., Tokyo, JP;

Attorney:

Norris McLaughlin PA

Primary Examiner:

Daniel McCracken

Int. Cl.
CPC ...
D01F 9/12 (2006.01); D01F 9/32 (2006.01); D01F 9/22 (2006.01); D06M 15/41 (2006.01); D06M 15/51 (2006.01); D06M 15/55 (2006.01); D06M 15/564 (2006.01); C01B 32/05 (2017.01); D06M 101/40 (2006.01);
U.S. Cl.
CPC ...
D01F 9/32 (2013.01); D01F 9/225 (2013.01); D06M 15/41 (2013.01); D06M 15/51 (2013.01); D06M 15/55 (2013.01); D06M 15/564 (2013.01); C01B 32/05 (2017.08); D01F 9/22 (2013.01); D06M 2101/40 (2013.01); D06M 2200/40 (2013.01);
Abstract

Carbon fibers having a high tensile strength satisfy the relationship represented by formula (1) and one of the relationships represented by formulas (2) to (5):La≥1  (1),≤−0.5+0.01×TM when 170≤TM≤230  (2),≤−37.3+0.17×TM when 230<TM≤240  (3),≤−2.5+0.025×TM when 240<TM≤300  (4), and≤2+0.01×TM when 300<TM  (5)

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Suzuki, Yoshinori. (2019). Carbon fiber and method for producing carbon fiber (U.S. Patent No. 10316433). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10316433

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