Tinopal® OB by BASF is a 2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole). It is a high molecular weight optical brightener / fluorescent whitening agent of the thiophenediyl benzoxazole class. It... view more

Tinopal® OB CO by BASF is a solid optical brightener. It is suitable for coating and printing ink applications. It shows brilliant bluish whitening effects and good compatibility in a wide range of... view more