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Optical Brightener KB

Optical Brightener

Optical Brightener
CAS 5089-22-5

Technical Information

Optical Brightener KB — C.I. 368

Optical Brightener KB is a light yellow powder providing fluorescent white shade. It offers good fluorescence intensity, high whiteness, and good thermal stability. KB is a cost-effective whitening solution specifically designed for rigid plastic applications.

Key Features

  • Good fluorescence intensity and high whiteness
  • Good thermal stability at processing temperatures
  • Fine dispersion in rigid plastics
  • Cost-effective whitening solution
  • Specifically formulated for hard PVC, PS, ABS

Recommended Applications

Suitable for whitening of hard PVC, PS, ABS plastics. Recommended use level: 0.01%-0.05%.

Technical Data

Product Information
Chemical Type Optical Brightener CAS NO. 5089-22-5
C.I. Name C.I. 368 Physical Appearance Powder
Packaging & Storage
Packed in carton or fiber drum with inner plastic bag. Store in cool, dry and ventilated place. Shelf life: 24 months in sealed original packaging.

Disclaimer: Specifications are for reference only. Always verify with our team and review TDS/SDS before product use.

Disclaimer: Specifications are for reference only. Always verify with our team and review TDS/SDS before product use. Full legal disclaimer.