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D-780 is a sulfonate polymer compound. Cellulose fibers are dyed with direct dyes or reactive dyes. After fixing with polyamine cationic fixing agents such as fixing agent y, if it needs to be repaired, the fixing agent d-780 can be used to remove the fixing agent attached to the fiber, so as to reduce or avoid the problems such as color flower during re dyeing.
Characteristics and advantages
◎ strong washing ability, able to peel off the color fixing agent.
◎ after treatment, it is not easy to appear color flowers and spots.
◎ easy to use.
Basic characters
Appearance: reddish brown liquid
Ionic: weak anion
PH value: 9.5-11.0 (1% aqueous solution)
Solubility: it can be diluted with water in any proportion
Scope of application
Repair of fabric after fixing with fixing agent y.
Repair of fabrics after fixing with other polyamine cationic fixing agents.
Reference process
Immersion method:
Solid remover D-780 3~5 % (o.w.f)
90~98℃×20min → wash thoroughly with water
Packing
50kg and 120kg plastic drums.
Storage
Store in a cool and ventilated warehouse to prevent heating and exposure. The storage period is one year.
Manufacturing
