ULTRAVIOLET ABSORBER UV-3638

Product Name：2,2-(1,4-phenylene)bis((4H-3,1-benzoxazine-4-one) 。
Model No:
Purity：99%
CAS No：18600-59-4
Molecular Formula：C22H12N2O4
Molecular Weight：368.3417
Technical indicators：
1、APPEARANCE：White crystalline powder
2、MELTING POINT：310~315℃
3、Loss On Drying：≤ 0.5%
Application: It is an efficient UV absorber. It has very wide UV absorption, very low volatility and high UV shielding effect. In particular, it has excellent stability for pet and PC。