- Model NO.: ultraviolet radiation
- Color: Light Yellow
- Transport Package: Shipped in 5 Days After Payment
- Certification: CCIC
- Appearance: Powder
- Specification: 25KG/package
UV absorber UV-531
-4- is hydroxyl octyloxy two benzophenone (Benzopheno-12)
Alias: UV-531, two benzophenone UV absorber -12
Molecular formula: C21H26O3
Molecular weight: 326.43
CAS number: [1843-05-6]
Structure: light yellow crystalline powder
Melting point: 47.0-49.0
Packaging: cardboard barrels 25kg/ barrels
Storage: seal, avoid light
Is a kind of excellent performance, anti-aging agent, can absorb ultraviolet light 240-340 nm, with color light, non-toxic, good compatibility, mobility, easy processing etc.. It has the greatest protective effect on the polymer, and helps to reduce the color, while delaying yellowing of the physical properties of the block and block. It is widely used in PE, PVC, PP, PS, PC, organic glass and so on. But for dry and phenolic alkyd varnish, polyurethane, acrylic, epoxy and other air products and automotive refinishing paint, powder coating, polyurethane, rubber products, provides a good and stable effect for their light.
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Guangzhou Top Billion Trading Co., Ltd.
ADD:Central Plaza, Huangpu District science Avenue, Guangzhou, China