Mainly produces a series of intermediate products based on naphthalene and benzene

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Ultraviolet absorbent V-531
Synonyms Ultraviolet absorbent UV-531, Benzophenone-12
CAS NO 1843-05-6
Structural formula
Molecular weight 326.43
Molecular Formula C21H26O3
Indicators

Appearance:light yellow crystal powder
Melting point: 47.0-49.0℃
Content: ≥99.0%
Ash: <0.1%
Light transmittance:  (450nm):>90%
(500nm): >95%
Packing: paper drum 25kg/drum
Storage: airproof and avoid light
Use: It is excellent high-effective anti-aging assistance. It is widely used in PE, PVC, PP, PS, PC, organic glass and others.
Valid period: 2 years

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