Basic Info.
Model NO.
OB
Appearance
Powder
H.S.Code
32042000
Transport Package
25kgs Drum
Specification
99%
Trademark
AFINE
Origin
China
HS Code
3204200000
Product Description
Optical brightener OB (C.I.184)
CAS NO: 7128-64-5
Appearance: light yellow or milk white powder
Purity: 99%Min
Melting point: 201-202°C
Solubility: hardly soluble in water,but soluble in paraffin, mineral oils and ordinary organic solvents.
Packaging: Packaged in cardboard drums,20kg or 25kg each
Properties:
1.Small consumption, strong whitening intensity, small consumption can bring a very good whitening result.
2. Wide service behavior, suitable for various kinds of plastic whitening.
3. Have a good compatibility with plastic , good resistance to high temperature and excellent light fastness and weathering resistance.
Uses:
1. Especially suitable for whitening plastics, such as the polyolefin, polyamide, polyacrylonitrile and so on.
2. Widely used in the film, injection molding and extrusion molding material, is suitable for all plastic processing.
Method of Application: Recommend consumption: Put about 20g OB brightener into every 100kg materiel, concrete consumption is adjusted according to compounding formula.
* The information of our products is for reference only. We are not responsible for any unexpected results or patent dispute caused by it.
CERTIFICATE OF ANALYSIS
| Items | Specifications | Results |
| Appearance | Slight greenish yellow powder | Conform |
| Melting point | 199-202ºC | 201.0~201.3ºC |
| Assay (HPLC) | ≥98.5% | 99.6% |
| Ash content | ≤0.5% | 0.11% |
| Moisture | ≤0.5% | 0.03% |
