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:
Aug. 13, 2013
Filed:
Dec. 23, 2010
Pankaj Desai, Gujarat, IN;
Kiyoshi Himeno, Fukuoka, JP;
Nikhil Desai, Gujarat, IN;
Jay Patel, Gujarat, IN;
Pankaj Desai, Gujarat, IN;
Kiyoshi Himeno, Fukuoka, JP;
Nikhil Desai, Gujarat, IN;
Jay Patel, Gujarat, IN;
Colourtex Industries Limited, , IN;
Abstract
The present invention is directed to a disperse dye of formula (1) Wherein, X, Y and Z are, independently, hydrogen, halogen, cyano, nitro or SOF; Wherein at least one of X, Y and Z is SOF. Ris hydrogen, methyl, hydroxyl or NHR; Ris hydrogen, chloro or methoxy; Ris hydrogen, (C-C)-alkyl or —CH(CH)COOCHCN; Ris hydrogen, (C-C)-alkyl or —CH(CH)COOCHCN; Ris —COCH, —CO CH, —SOCHor SOCH; n and m are independently 0,1 or 2, with the proviso: —When, Y and Z both are Cl, Ris other than methyl. When, Ris Hydrogen and R, Rboth are alkyl, Ris selected from NHSOCHor NHSOCH. Disperse dyes of Formula (I) have excellent washing fastness and light fastness on polyester fiber and polyester blends.