CAS No. 1533-45-5
SperseBright OB-1 is a flourescent brightening agent used to whiten engineering plastics including Polyester, Polycarbonate and Styrenics.
Provides superior Ganz Whiteness in PC, PET, PS and PMMA at concentrations as low as 100ppm.
SperseBright OB-1 can be used alone or in combination with SperseStab hindered amines, antioxidants and selected UV absorbers.