Product Name
UV Absorber 3638
Product Code
UV-3638
CAS No.
18600-59-4
Chemical Name
2,2'-Benzene-1,4-diylbis(4H-3,1-benzoxazin-4-one)
Formula
C22H12N2O4
Molecular Weight
368.34
Specification
Appearance:White to off-white crystalline powder
Melting Point:310℃ Min
Loss on drying:0.5%Max
Ash:0.1%Max
Assay (GC):98.0% Min.
Packing
20kg/25kg Carton or Drum
Application
Highly efficient UV absorber for engineering plastics, especially for PET, PBT.
产品展示 Product Catalog