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:
May. 30, 2017
Filed:
Feb. 20, 2013
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Masato Masuda, Mishima, JP;
Joji Funakoshi, Otsu, JP;
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 8/12 (2006.01); D01F 8/14 (2006.01); D01F 8/16 (2006.01); D02G 3/22 (2006.01); D01D 5/36 (2006.01); D01F 8/04 (2006.01);
U.S. Cl.
CPC ...
D01F 8/12 (2013.01); D01D 5/36 (2013.01); D01F 8/14 (2013.01); D01F 8/16 (2013.01); D02G 3/22 (2013.01); D01F 8/04 (2013.01);
Abstract
A sea-island composite fiber includes two or more kinds of island components having different cross section shapes of which an irregularity difference is 0.2 or more in a same fiber cross section, wherein at least one kind of island component has an irregularity of 1.2 to 5.0 and an irregularity coefficient of variation of 1.0 to 10.0%.