Reference

Solid form of a cationic dye mixture

Solid form of a cationic dye mixture. Erzinger, Paul; Laepple, Arnulf Ruediger (Ciba-Geigy A.-G. , Switz.). Eur. Pat. Appl. EP 112282 A2 27 Jun 1984, 31 pp. DESIGNATED STATES: R: BE, CH, DE, FR, GB, LI. (German). (European Patent Organization). CODEN: EPXXDW. CLASS: IC: C09B067-32; C09B067-22; D06P001-41. APPLICATION: EP 83-810517 10 Nov 1983. PRIORITY: CH 82-6668 16 Nov 1982. DOCUMENT TYPE: Patent CA Section: 40 (Textiles) Navy blue to black dye mixts. showing high lightfastness, buildup, and leveling properties on acrylic fibers comprise a yellow component consisting of (a) a 2-[(methylphenylhydrazono)methyl]-1,3,3-trimethylindolium and/or a 6-hydroxy-4-methyl-5-[(phenylazo)phenylazo]-3-pyridinio-2-pyridone dye, (b) a red component consisting of a 2-(4-aminophenylazo)-1,3,4-triazolium and/or a 4-amino-2'-halo-4'-nitroazobenzene dye, and (c) a blue component consisting of a 2-(4-aminophenylazo)benzothiazolium and/or 3-(4-aminophenyl)benz[cd]indolium and/or 2-amino-5-(4-aminophenylazo)-1,3,4-thiadiazolium dye. A typical black mixt. comprises I [38936-35-5] 22.There are some reagents like 92691-25-3 is used in this study.5, II [89959-98-8] 9.6, III [26850-47-5] 17.6, Na2SO4 44.3, and a paraffin oil-nonionic emulsifier mixt. antidusting agent 6.0 parts. The same components, in different proportions, also give a navy blue mixt. .