optical brightener CBS-127,fluorescent brightener CBS-127
Product Description
Technical parameter:
1. apperance: fallow or ivory white crystal powder.
2. bulk density；1.23/cm
3. melting point: 216-222℃
4. purity: 99.0%
5. ash content: ≤ 0.1%
6. drying shrinkage: ≤ 0.5%
7. chemical resistance: excellent
8. solubility: insoluble in water and soluble in common organic solvent.
Usage:
The product has good effect of whitening and brightening kinds of plastics, especially used to whiten and brighten chloroethene and polypropylene, leatheroid and leatherware. It has such merits as non-yellow properties and good color retention. There is like products Uvitex xp abroad.
Dosage:
Adjust the dosage according to the whitening requirement. The following is the our recommended dosage:
PVC
Whiten: 0.01-0.05%(10-50g/100kg material)
Transparent: 0.0001-0.001%(0.1-1g/100kg material)
Polyphenyl:
Whiten: 0.001%(1g/100kg material)
Transparent: 0.0001-0.001%(0.1-1g/100kg
Package:
Packed in 5kg or 10kg paper skin; 25kg or 50kg in chipboard pail.
Stored in shady and dry place.
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