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:
Mar. 07, 2000
Filed:
Sep. 15, 1998
Applicant:
Inventor:
Peter Aeschlimann, Allschwil, CH;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M / ; C07D / ; C07D / ; D06P / ;
U.S. Cl.
CPC ...
8190 ; 8120 ; 8196 ; 81161 ; 8495 ; 8566 ; 8688 ; 8494 ; 4273882 ; 4273884 ; 4273899 ; 4273932 ; 427394 ;
Abstract
This invention relates to a process for treating Lyocell cellulose fibers, which comprises treating the Lyocell cellulose fiber with at least one compound of formula ##STR1## wherein X is --NR-- or --S--, A is an aliphatic radical containing 1 to 18 carbon atoms which is free of sulfo groups, or --X--A is hydroxy, and R is hydrogen or, independently of A, has the meaning of A.