Low Temperature Fluorescent Brightener For Polyester C.i.199

We are indulged in manufacturing, exporting and supplying Low- Temperature Fluorescent Brightener for polyester C.I.199 in Hebei, China.

Technical Indexi
Appearancei Slight yellowish slurry liquid
Colored Lighti Blue-violet light
pH valuei 5-7
Granularityi under 2Aua Y90%
Properties and Featuresi
High whiteness and fluorescence with less use level.
Low temperature dyeing and cost saving.
Non-toxicity, non-carcinogen and operational safety.
No 24 kinds of internationally banned aromatic amine.
Application Fieldi
It is mainly used in whitening and brightening of polyester and blended fabrics such as polyester/cotton, polyester/silk and polyester/flax etc.
It is most suitable for low-temperature dip-dyeing and pad-dyeing and high-temperature & high-pressure dip-dyeing.
Usagei
1. Low-temperature dip-dyeingi
Dosagei 0.3-0.7% (o.w.f.)i
Bath ratioi 1:10-20i
pH valuei 4.5-5 (adjusted with acetic acid)
Dyeing temperaturei 95-100a i
Dyeing periodi 30-40min.i
Finalize temperaturei 150-170a i
Finalize periodi 30-40sec.
Notice: Dyeing effect would be better, if finalize equipment can be used.
2. Pad-dyeingi
Dosagei 1.5-3g/L, 150-170a for baking to finalizing, 30sec.