Tag Archives: dyes

Azo dyes, their preparation mehtod and use in dyeing of hydrophobic fiber materials and dye printing

Application Number  00128776 Application Date  2000.09.20 Publication Number  1288916 Publication Date  2001.03.28 Priority Information   1999/9/20 EP 99810836.9   International Classification  C09B29/00;D06P1/04;D06P3/00   Applicant(s) Name  Ciba Specialty Chemicals Holding Inc.   Address     Inventor(s) Name  R. Derayer;J.C. Virherm;A. Aquint   Patent Agency Code  72001 Patent Agent  ma chongde AbstractThe present invention relates to dyes… Read More »

Preparation of intermediate for thiazolylisopseudoindole dyes

Application Number: 00126808Application Date: 1995.05.24Publication Number: 1289773Publication Date: 2001.04.04Priority Information: 1995/1/31 DE 19502943.7; 1994/5/25 DE P4418148.5International: C07D417/12Applicant(s) Name: Bayer AGAddress: Inventor(s) Name: M. Rollentz;K.W. VankenPatent Agency Code: 72001Patent Agent: zhong shouqiAbstract A prepare method for compound (X) which can be used as an intermediate for thiazolylisopseudoindole dyes.

Orange and deep red mixture of reactive dyes

Application Number: 00108577Application Date: 2000.05.18Publication Number: 1274734Publication Date: 2000.11.29Priority Information: 1999/5/19 DE 19922826.4International: C09B67/24Applicant(s) Name: Dystar Textilfabren GmbH & Co. Deutschland KGAddress: Inventor(s) Name: W. Lues;S. Hoererberg;C. SchumakerPatent Agency Code: 11038Patent Agent: huang zexiongAbstract Dye mixtures contain (a) 1-N-(2'-(3-substituted)-4'-chloro- or -fluoro–1',3',5'-triazin-6'-yl)-amino-7-(het)arylazo-8-hydroxy-3,6-di sulfonaphthalene dye(s) (I) and (b) other N-(2',4'-di-substituted)-1',3',5'-triazin-6'-yl)-amino- and/or N-(difluoro-pyrimidinyl)-amino-7-(het)arylazo-8-hydroxy-mono- or di-sulfo-naphthalene dye(s) (IIA-C). Dye… Read More »