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:
Sep. 21, 2004
Filed:
Feb. 08, 2002
Applicant:
Inventor:
Hartmut Rüf, Vöcklabruck, AT;
Assignee:
Lenzing Aktiengesellschaft, Lenzing, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06P 3/60 ; D06P 1/44 ;
U.S. Cl.
CPC ...
D06P 3/60 ; D06P 1/44 ;
Abstract
The present disclosure relates to novel dyed cellulosic moulded bodies, in particular to fibers or films, containing a heavy-metal-containing colorant, which, according to the thermal stability test described herein, reduces the rise temperature of a cellulose solution in a tertiary amine oxide by 10° C. at most, in particular by 5° C. at most. The moulded bodies according to the disclosure may be produced in accordance with the amine-oxide process.