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. 09, 2001
Filed:
Jul. 02, 1999
Applicant:
Inventors:
Bao-Kun Lai, Tau-Yuan Hsien, TW;
Der-Chin Song, Tau-Yuan Hsien, TW;
Assignee:
Everlight USA, Inc., Pineville, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 6/724 ; C09B 6/722 ;
U.S. Cl.
CPC ...
C09B 6/724 ; C09B 6/722 ;
Abstract
A reactive dye composition comprising (a) at least a black or navy reactive dye with good color fastness to laundering-oxidative bleach response; and (b) at least a red, orange, yellow or other shade of reactive azo dye. The dye composition of the present invention is suitable for use in dyeing fiber materials. It has good property in build-up, wash fastness, wash-off, and levelness, especially performing excellently in the properties of good color fastness to laundering-oxidative bleach response.