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:
Dec. 30, 2014
Filed:
Jul. 03, 2007
Applicants:
Taro Yamamoto, Tokyo, JP;
Junichi Kojima, Tokyo, JP;
Inventors:
Taro Yamamoto, Tokyo, JP;
Junichi Kojima, Tokyo, JP;
Assignee:
Asahi Kasei Fibers Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
D02G 3/00 (2006.01); F16J 15/20 (2006.01); D03D 15/08 (2006.01); D04B 1/18 (2006.01); D01F 6/94 (2006.01);
U.S. Cl.
CPC ...
D01F 6/94 (2013.01);
Abstract
Disclosed is a polyurethane urea elastic fiber containing 5-40% by weight of a polyurethane compound, wherein the compression deformation starting temperature determined by thermomechanical analysis (TMA) is not less than 150° C. but not more than 180° C. and time for thermal cutting at 180° C. is not less than 30 seconds.