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. 23, 2006
Filed:
Feb. 15, 2000
Applicants:
Marek Weltrowski, Quebec, CA;
Michel Morcellet, Villeneuve d'Ascq, FR;
Bernard Martel, Lille, FR;
Inventors:
Assignee:
Universite des Sciences et Technologies de Lille, Villeneuve d'Ascq, FR;
Primary Examiner:
Int. Cl.
CPC ...
C11D 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concerns a process for treating a fiber or a fiber-based material such as a yarn, a woven, knitted or nonwoven textile material, paper, or leather, to improve its adsorption properties, wherein the following successive operations are carried out on said fiber or said material: The present invention also concerns fibers or fiber-based materials with improved cation exchange properties and improved hydrophilic characteristics.