UV Absorber UV-3638

Short Description:

Chemical Name: 2,2′-(1,4-phenylene)bis[4H-3,1-benzoxazin-4-one] CAS NO.:18600-59-4 Molecular Formula:C22H12N2O4 Molecular Weight: 368.34 Specification Appearance: White to off- white crysta...


Product Detail

Product Tags

Chemical Name: 2,2′-(1,4-phenylene)bis[4H-3,1-benzoxazin-4-one]
CAS NO.:18600-59-4
Molecular Formula:C22H12N2O4
Molecular Weight: 368.34

Specification

Appearance: White to off- white crystalline powder
Content: 98%min
Melting point: 310℃ min
Ash: 0.1%max
Loss on drying: 0.5% max

Application

UV- 3638 offers very strong and broad UV absorption with no color contribution. Possesses very good stabilization for polyesters and polycarbonates. Provides low volatility. Imparts high UV screening efficiency.

Package and Storage

1. 25kg carton
2. Stored in sealed, dry and dark conditions


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