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. 21, 2013
Filed:
May. 26, 2010
Ta-jen Wu, Sijhih, TW;
Chih-jen LI, Sijhih, TW;
Chi-sheng Chu, Sijhih, TW;
Coreleader Biotech Co., Ltd., Sijhih, TW;
Abstract
A process for producing a wound dressing was provided having steps of: spinning an aqueous stock containing natural polymeric materials into a spin formation solution to form a wet polymeric spin; immersing the wet polymeric fiber into a softening reagent to obtain a softened wet polymeric spin; immersing the softened wet polymeric spin into a volatile reagent to expelling moisture in the softened wet polymeric fiber to form a polymeric fiber; forming a non-woven fabric of the polymeric fiber; and treating the non-woven fabric of the polymeric fiber with a coating solution to form a porous coating on the polymeric fiber to obtain a wound dressing. A process for manufacturing a polymeric fiber is also provided. A wound dressing produced by the process is also provided.