Optical Brightener Agent BA For Cotton Dyeing

Short Description:

Physical characteristics Fastness properties 　　　　　　　 chemical onstruction : Stilbene derivative 　H2O2 : Stable appearance : Light yellow powder 　reductant : Stable ionicity : Negative 　chlorine : Unstable affinity : High 　chlorate : Unstable fluorescent colors : White light 　PH scope : 6-11 solubility : 100 g/l @60℃ storage : 24 Month Fastn...

Optical Brightener Agent BA For Cotton Dyeing: This item suitable for: Cotton、Chinlon、viscose、T/C、T/R、Viscose、Wool、Silk. It can be dissolved in warm water, And good compatibility with most chemical agents used in dyeing and finishing，used in One-bath dyeing.

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Product Detail

Product Tags

Physical characteristics		Fastness properties
chemical onstruction	: Stilbene derivative	H₂O₂	: Stable
appearance	: Light yellow powder	reductant	: Stable
ionicity	: Negative	chlorine	: Unstable
affinity	: High	chlorate	: Unstable
fluorescent colors	: White light	PH scope	: 6-11
solubility	: 100 g/l @60℃
storage	: 24 Month

Fastness properties

		Cotton、Viscose	Chinlon	Wool、Silk
fastness to light		3-4	3	2
washing fastness	40℃	5	5	5
	60℃	5	5	*
	95℃	4-5	*	*
chlorine fastness		4	*	*
perspiration fastness	Acidic	5	4-5	4
	Alkalinity	5	4-5	4
heat fastness	180℃/30s 210℃/30s	5	4	*
dry cleaning fastness		5	5	5

Application method

Cotton、Cellulose
dipping process		Padding process
BA	0.1-0.3 % （o.w.f）	BA	0.5-2 g/l
H₂O₂（35%）	8-14 ml/l	H₂O₂（35%）	8-20 ml/l
sodium hydroxid（100%）	1-3 g/l	sodium hydroxid（100%）	3 g/l
scouring agent TC-QY90	2-4 g/l	scouring agent TC-QY90	2-4 g/l
bath ratio	1：5-10	Fabric pad working liquid→steaming（100℃/50 minute）→wash
No bleach	40-80℃/15-30 minute
Add bleach	95-80℃/30-60 minute