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Products

Fluorescent whitening agent 4BK-5

 

【Main component】

 

toluylene

【Technical index】

 

Appearance:light yellow powder
Color light:violet light
Ionicity:negative
Fluorescence intensity:similar to standard sample
Moisture(%):≤5.0

【Performance and features】

 

1.high efficient fluorescent brightening effect;
2.stable chemical performance;
3.weak acid, base and hydrogen peroxide resistant, appropriate for pad dyeing technique
4.fine bear washing performance。

【Application scope】

 

for cotton, fiber, mucilage glue, chinlon and others

【Application method】

 

1.Dip dyeing:
Dosage: 0.1-0.8%(o.w.f) bath ratio: 1:10-30
temperature×time: 95-100℃×30-40min, washing, drying
2.boiling off oxygen bleaching:
Dosage: 0.2%-0.8%(o.w.f) hydrogen peroxide(30%):5-15g/L
scouring agent SH-A: 3-5g/L 
bath ratio: 1:10-30
temperature×time:95-100℃×30-40min, washing, drying

【Packing and storage】

 

50kg fiber can with inner plastic bag; 6 months in cool and dry place

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Add: Daoxu Town, Shangyu City, Zhejiang Province, China  General manage: Liang Baifu   Tel: +575-82041746 +575-82042660   Fax: +575-82042655