C21H26O3
 

Ultraviolet Absorbent, China Ultraviolet absorbent, Ultraviolet absorbent with good quality

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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-29 12:42
Browse the number: 68
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Product details
Trade Name Ultraviolet Absorbent UV-531
Chemical  Name 2-Hydroxy-4-n-Octoxy Benzophenone
CAS NO. 3147-75-9
Molecular Formula C21H26O3
Molecular Weight 326
Structural Formula  
Appearance Light yellow crystalline powder
Melting Point 47°C -49°C
Content ≥99.0%
Loss on drying ≤0.3%
Transmittance 450nm,≥90%  500nm,≥95%
Application & Usage This product is a light stabilizer with good performance, capable of absorbing the UV radiation of 240-340 nm wave length with the characteristics of light color, non-toxic, good compatibility, small mobility, easy processing etc. It can protect the polymer to its maximum extent, helps to reduce the color. It can also delay the yellowing and obstacle the loss of its physical function. It is widely applied to PE, PVC, PP, PS, PC organic glass, polypropylene fiber, ethylene-vinyl acetate etc.
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