METHOD OF DYEING TEXTILE MATERIALS OF CELLULOSE FIBERS BY DIRECT DYES Russian patent published in 2000 - IPC

Abstract RU 2161219 C1

FIELD: textile industry. SUBSTANCE: dyeing is accomplished by impregnation of cellulose fibers with dyeing solution, fixation of dye, impregnation with sodium chloride solution, washing, strengthening coloration, and final drying, said fixation of dye being performed by holding textile material exposed to air and said sodium chloride solution being supplemented by sodium sulfate at sulfate-to-chloride ratio from 1:3 to 1:5 and total salt concentration in solution 20 to 80 g/l. EFFECT: improved dyeing characteristics due to increased strength parameters. 1 tbl

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RU 2 161 219 C1

Authors

Baeva T.L.

Povarkova T.E.

Golubeva A.V.

Kuznetsov V.B.

Arkharova S.I.

Dates

2000-12-27Published

2000-03-27Filed