Optical Brightening Agent ER-330
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- Category :
Dyestuffs and Pigments/Fluorescent Brighteners
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Package: 30KG plastic drum
Product description:
Chemical name Stilbene derivative
Structural formula
Specification Appearance: Slight yellow-green liquid
Fluorescent Color: Similar to the standard sample
Whitening strength: 100±3( compared with standard sample)
PH value 6.0~8.0
Ionic character nonionic
Treating process: 1)Pad-thermos fixing process
ER-330 2~3g/l (should be adjusted according to the sample testing), procedure: pad(two dips and two squeezes, residual liquor content 70) dry cure (180~200℃,20~30S)
Attention:
The goods must be rinsed thoroughly after pretreatment to ensure the PH below 8 the PH of the pad lipuor should be adjusted to 4~5 with acetic acid.
2) HT exhausting process
ER-330 0.2~0.3%(o.w.f) liquor ratio 1:10~30
Treating temperature 120~130℃ treating time 30~60min
PH 5~10(5~7 is specially recommended)
Use: Mainly used in whitening of polyester fabric and its blends with strong fluorescence, whitening performance, good fastness to light, wash and excellent fastness to sublimatiom.
Package: It is packed in 50Kgs plastic barrel .
If you are sourcing Optical Brightening Agent ER-330 from China ,just feel free to inquire