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. 03, 2019
Filed:
Nov. 25, 2014
Asahi Kasei Kabushiki Kaisha, Tokyo, JP;
ASAHI KASEI FIBERS CORPORATION, Osaka, JP;
Abstract
Provided is a fabric that semi-permanently absorbs water even without being subjected to water absorption treatment, i.e., an absorbent fabric that has a pleasant feel, can quickly absorb perspiration when worn, has excellent comfort, and is soft and suitable for use in inner wear, sportswear, etc. The absorbent fabric according to the present invention includes polyester fibers in which ethylene terephthalate constitutes at least 95 mol % of repeating units, wherein a carboxylic acid terminated linear oligomer component is present on the surface of the polyester fibers, and the absorbency according to the JIS L1907 dripping method after washing 30 times according to the JIS L0217 103 C method is at most 5 seconds. The polyester fibers preferably contain 0.005-1 wt % of the S element.