Optical brightener PF is also called 2,5-bis(5-methyl-benzoxazol)-ethene. Optical brightener PF is used to brighten PVC, PS, PP, polyester film, PE, ABS, organic glass, business cards, high-quality paper, etc. The recommended concentration is 0.05-0.5%, depending on the application and the desired whiteness.
Read MoreSend InquiryOptical Brightener KCB is also called 1,4-Bis(2-benzoxazole)naphthalene. As a brightener. It is suitable for the whitening of synthetic fibers and plastic products, especially for the whitening of EVA. It has good compatibility with various plastics and good stability under various climatic conditions.
Read MoreSend InquiryOptical brightener KSN and OB-1 have similar chemical structures, and Optical brightener KSN has better whitening effects on PC and plastics than OB-1, and its compatibility is also better than OB-1.Optical brightener KSN also has high temperature resistance. But it is also more light and weather resistant than OB-1. KSN is suitable for whitening PA, PAN, film, injection/extraction molds.
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