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OPTICAL BRIGHTENER OB-1 (Hubei Hongxin Chemical)

HSP Distance with Eastobrite Optical brightener OB-1: 0.0
OPTICAL BRIGHTENER OB-1 by Hubei Hongxin Chemical is a 2,2-(4,4’-vinyl biphenyl) dual benzoxazole. It acts as an optical brightener. It is widely used in polyester fiber such as nylon and many kinds of plastics. It offers excellent thermal stability and whitening effect. It is compatible with PP, PVC, ABS, PA, PS, PC and PBT. Recommended dosage level of OPTICAL BRIGHTENER OB-1 in polyester fiber is 75-300 ppm and for rigid PVC ,PP, ABS, nylon, PC is 20-50 ppm. It is insoluble in water but soluble in high boiling point organic solvent such as phenyl chloride.
Product Type
Optical Brighteners / Whitening Agents
Chemical Composition
2,2-(4,4’- Vinyl Biphenyl) Dual Benzoxazole
CAS Number

Compatiblity with other products

Find products that are predicted to be compatible with OPTICAL BRIGHTENER OB-1 (Hubei Hongxin Chemical).

This list of compatible products is generated out of estimated HSP values. A practical determination of these HSP values would provide higher certainty.
Learn more about Hansen Solubility Parameters (HSP) and their use in predictive formulation.

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