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:
Nov. 09, 1999
Filed:
Apr. 20, 1998
Applicant:
Inventors:
Andreas Schrell, Kriftel, DE;
Jimmy G Welborn, Rock Hill, SC (US);
Assignee:
DyStar Textilfarben GmbH & Co. Deutschland KG, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08B / ; D06M / ; D06M / ;
U.S. Cl.
CPC ...
536108 ; 811551 ; 8129 ; 8536 ; 8537 ; 8539 ; 8540 ; 8920 ; 8921 ; 1394 / ; 536 69 ; 536 76 ; 536107 ; 536111 ;
Abstract
Disclosed are aminated acetate fiber comprising acetylcellulose and one or more water-insoluble quaternary starch ether esters, said starch ether esters containing ester groups of formulae --O--CO--CH.sub.3 and/or --O--CO--C.sub.2 H.sub.5 and ether groups of the general formula I