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North America
Plastic Additives

Tinopal® OB

Tinopal® OB is a high molecular weight optical brightener (fluorescent whitening agent) of the thiophenediyl benzoxazole class, suitable for the optical brightening of polymers at all stages of processing.


Product Information

  • Product Class: Optical brightener
  • Product Chemistry: Thiophenyl benzoxazole class
  • Product Form: Powder – Check product form file