مواد رنگزای مستقیم

مواد رنگزای مستقیم

Direct dyes are used for the dyeing of cellusic fibres. This group is recommended for exhaustion semi continuous & and printing process

Ariamin direct dyes is included the “E” group which is recommended for HT system too

S.D.C CLASSIFICATION

The dyeing properties is classified as follows

CLASS A: SELF LEVELING DYES

This group is keeping good leveling or migration properties

CLASS B: SALT CONTROLABLE

These dyes have good leveling or migration properties which can be dyed unformly by adding controlled salt

CLASS C: TEMPERATURE CONTROLABLE

The dyes with poor migration which control by temperature and salt

DYEING PROCESS

Dyeing → rinsing with cold water → fixation → rinsing with cold water

ARIAMIN DYES  CELLOSICS

A) LEVELING AGENT

B) X % Dye

C) Glaubers salt in 3 portions

Rinse 2* 10 min. cold (after treating)

When dyeing with black

VSF (PH 10~11)

REQUIRED AMOUNT OF GLAUBER’S SALT COMPAIRING DYE

L: R= X.25

After treatment with: Ariafix NDL

A) 1~3% Ariafix NDL

FASTNESS METHODS

Light fastness (1/1)                   ISO 105 B02

Washing fastness (staining)       ISO 105 C03

Rubbing fastness (staining)       ISO 105 X12

Prespiration fastness                ISO 105 E04

DISCHARGE ABILITY

V.G: very good               G:Good

F: fair                             P:Poor

SOLUBILTY

Based on gr/lit at 80 C

Only for refrence

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