| abstract |
A METHOD OF DYEING A TEXTILE FIBER SELECTED FROM THE GROUP CONSISTING OF A MODIFIED POLYESTER,POLYVINYL CHLORIDE,POLYACRYLONITRILE AND CELLULOSE ACTETATE FIBERS,WHICH COMPRISES DYEING THE FIBERS WITHAN ANIONIC DYESTUFF IN THE PRESENCE OF ATLEAST ONE COMPOUNDSELECTEDFROMSULFONIUM SALTSOF THE FORMULA (R-S(-R1)-R2)(+) X(-) OR (R-O-R3-S(-R1)-R4-O-R2)(+) X(-) WHEREIN R, R1 AND R2 ARE EACH SELECTED FROM THE GROUP CONSISTING OF ALKYL, ALKENYL, CYCLOALKYL, ARYL AND ARALKYL GROUPS OF 1-18 CARBON ATOMS, R3 AND R4 ARE EACH ALKYL GROUPS OF 1-5 CARBON ATOMS AND X IS SELECTED FROM THE GROUP CONSISTING OF HALOGENS, ALKOXY SULFATE AND OH GROUP. |