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:
Jun. 30, 2009
Filed:
Nov. 02, 2005
Athanassios Tzikas, Pratteln, CH;
Georg Roentgen, Freiburg, DE;
Herbert Klier, Efringen-Kirchen, DE;
Athanassios Tzikas, Pratteln, CH;
Georg Roentgen, Freiburg, DE;
Herbert Klier, Efringen-Kirchen, DE;
Huntsman International, LLC, The Woodlands, TX (US);
Abstract
Reactive dyes of formula (1) wherein Ris hydrogen or unsubstituted or substituted C-Calkyl, Ris hydrogen; C-Calkyl; C-Calkoxy unsubstituted or substituted by sulfato, hydroxy or by C-Calkoxy; halogen; carboxy or sulfo, Ris hydrogen; C-Calkyl; C-Calkoxy unsubstituted or substituted by sulfato, hydroxy or by C-Calkoxy; halogen; nitro; C-Calkanoylamino; ureido; carboxy or sulfo, (R)denotes k identical or different substituents selected from the group halogen, C-C-alkyl, C-Calkoxy, carboxy and sulfo, X is halogen and V is a radical of formula (2a), 2(b) wherein Ris unsubstituted or substituted C-Calkyl, (R)denotes I identical or different substituents from the group C-Calkyl, C-Calkoxy and sulfo, and I is the number 0, 1 or 2, Y is vinyl or a —CH—CH—U radical and U is a group that is removable under alkaline conditions, Q is a —CH(HaI)-CH-HaI or —C(HaI)=CHgroup, Hal is halogen and k is the number 0, 1 , 2 or 3, are suitable especially for dyeing cotton and yield dyeings having good allround fastness properties.