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. 16, 2000
Filed:
Aug. 24, 1998
Applicant:
Inventors:
Mohamed Sidqi, Mulhouse, FR;
Klaus Stoll, Binzen, DE;
Jan Malik, St. Louis, FR;
Joseph Reni Webster, Charlotte, NC (US);
Assignee:
Clariant Finance (BVI) Limited, Tortola, VG;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524100 ; 524 99 ; 524106 ; 524126 ; 524227 ;
Abstract
Disclosed is a process for stabilizing polyamides against the damage effected by light, heat and/or oxidation while improving the differential dyeability, and processing stability therefore, comprising incorporating therein by melt-processing a synergistic additive system resulting in a uniform and intimate mixture with said polyamide, said additive system is selected from the group consisting of (I), (II) and (III)