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:
Jan. 17, 2006
Filed:
Mar. 31, 2004
Applicants:
Angel Stoyanov, Seattle, WA (US);
Shahrokh A. Naieni, Seattle, WA (US);
Inventors:
Angel Stoyanov, Seattle, WA (US);
Shahrokh A. Naieni, Seattle, WA (US);
Assignee:
Weyerhaeuser Company, Federal Way, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for making bleached crosslinked cellulosic fibers having high color and brightness properties is disclosed. In the method cellulosic fibers which have been with a crosslinking agent in the presence of a polyol are treated with a bleaching agent to yield cellulosic fibers with high color and brightness.