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:
Jul. 15, 2025
Filed:
Jan. 15, 2020
Applicants:
Cathay Biotech Inc., Shanghai, CN;
Cibt America Inc., Newark, DE (US);
Cathay (Jinxiang) Biomaterial Co., Ltd., Shandong, CN;
Inventors:
Assignees:
Cathay Biotech Inc., Shanghai, CN;
CIBT America Inc., Newark, DE (US);
Cathay (Jinxiang). Biomaterial Co., Ltd., Shandong, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 6/60 (2006.01); D01D 4/02 (2006.01); D01D 5/088 (2006.01); D01D 5/26 (2006.01); D02G 3/04 (2006.01); D02G 3/44 (2006.01);
U.S. Cl.
CPC ...
D02G 3/04 (2013.01); D01D 4/02 (2013.01); D01D 5/088 (2013.01); D01D 5/26 (2013.01); D01F 6/60 (2013.01); D02G 3/445 (2013.01); D10B 2211/02 (2013.01); D10B 2331/02 (2013.01);
Abstract
The present disclosure provides a polyamide 5× staple fiber, a preparation method and use thereof. The polyamide 5× staple fiber has a denier of 8.0-30.0D, a breaking strength of 2.0-6.0 cN/dtex, and an elongation at break of 30-100%. The polyamide 5× staple fiber has good mechanical properties and softness, and a blended wool yarn for manufacturing carpets with good mechanical properties, dyeability, and wear resistance can be obtained by using the polyamide 5× staple fiber.