Description

Description

Trade Name Optical Brighteners OB-1
Chemical Name 2.2’-(4.4’-diphenol vinyl) dibenzoxazol
CAS No. 1533-45-5
C.I. No. 393
Molecular Formula C28H18N2O2
Molecular Weight 414
Technical Index Appearance:yellowish green powder
Melting Point:357~359°C
Purity:≥98.5%
Uses Mainly be used in whitening of polyester and plastic, as well in whitening of Nylon during polymerization.