Optical Brightening Agent ER-330(C.I.199)
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Post Date:
May 15,2014
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Expiry Date:
Nov 11,2014
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Detailed Description:
Optical Brightening Agent ER-330(C.I.199)
Chemical name Stilbene derivative
Structural formula
Specification Appearance: Slight yellow slurry
Fluorescent Color: Similar to the standard sample
Whitening strength: 100( compared with standard sample)
PH value 6.0~8.0
Ionic character nonionic
Treating process: 1)Pad-thermos fixing process
ER-330 0.5~3.0g/l (should be adjusted according to the sample testing), procedure: pad(two dips and two squeezes, residual liquor content 70) dry cure (180~190 20~30S)
Attention:
The goods must be rinsed thoroughly after pretreatment to ensure the PH below 8 the PH of the pad liquor should be adjusted to 4~5 with acetic acid.
2) Exhausting process
ER-330 0.1~0.25% (o.w.f) liquor ratio 1:10~30
Treating temperature 120~130 treating time 30~60min
PH 5~11(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.
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