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. 08, 2014
Filed:
Mar. 18, 2011
Applicants:
Jo-wei Huang, Zhongli, TW;
Chia-chang Liu, Zhongli, TW;
Ying-nan Tsai, Zhongli, TW;
Inventors:
Assignee:
Far Eastern New Century Corporation, Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D 1/02 (2006.01); D04H 13/00 (2006.01); C08G 69/08 (2006.01); C08G 69/10 (2006.01);
U.S. Cl.
CPC ...
C08G 69/08 (2013.01); D04H 13/00 (2013.01); C08G 69/10 (2013.01);
Abstract
A method for preparing a polyglutamic acid (γ-PGA) fiber having antibacterial and water absorption properties is provided. The method includes providing a γ-PGA fiber and immersing it in a sodium hypochlorite solution. A relation exists between an immersing time T of the γ-PGA fiber and a concentration X of the sodium hypochlorite solution as shown in the formula below:10.2≦(64.5550)≦15.2,wherein X is 0.006-0.4 wt %.