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:
Nov. 30, 2021
Filed:
Dec. 18, 2019
Applicant:
Ascend Performance Materials Operations Llc, Houston, TX (US);
Inventors:
Scott E. Osborn, Pensacola, FL (US);
Wai-shing Yung, Pensacola, FL (US);
Assignee:
Ascend Performance Materials Operations LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 25/10 (2006.01); A01N 57/22 (2006.01); A01N 59/00 (2006.01); A01N 59/26 (2006.01);
U.S. Cl.
CPC ...
A01N 25/10 (2013.01); A01N 57/22 (2013.01); A01N 59/00 (2013.01); A01N 59/26 (2013.01);
Abstract
The present disclosure relates the polymer compositions, fibers, and yarns having near-permanent antimicrobial activity, and a method of producing the same. In one embodiment, the antimicrobial polymer composition from 50 wt % to 99.9 wt % of a polymer, from 5 wppm to 1000 wppm of zinc, and from 0.005 wt % to 1 wt % of phosphorus, wherein fibers formed from the polymer composition demonstrate a zinc retention rate of greater than 20% when tested in a dye bath test.