optical brightener OB

Product Description

CAS No: ********5
Appearance: light yellow or milk white powder
Assay: *9%Min
Melting point: ******2ºC
Solubility: hardly soluble in water, but soluble in paraffin, mineral oils and ordinary organic solvents.
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 *0g OB brightener into every **0kg materiel,  concrete consumption is adjusted according to compounding formula.