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UVC stabilizer UV531
UVC stabilizer UV531
Supplier Info
[China Supplier]
Contact Person : Mr. Qian Jacky
Tel : 86-523-84888672
Fax : 86-523-84888673
Product Detail
1.Used in PVC ,WPC plastic 2.Used as UV stabilizer

Ultraviolet Absorber UV-531

Ultraviolet Absorbent UV-531(BP-12)

Chemical Name

2-Hydroxy-4-n-Octoxy Benzophenone

Chemical Formula




Structural Formula


Main Indexes

Appearance: Light yellow needle-like powderContent : ≥99%Melting Point :47-49°CAsh : <0.1%Light Transmittance:450nm>90% 500nm>95%Solubility (25°C) (g/100g Solve NT): Acetone: 74 Benzene 72                                                                 Methanol: 2 Ethanol (95%):2.6                                                                 n-heptane:40 n-hexane:40.1

Characteristics and Uses

This product is a light stabilizer with good performance, capable of absorbing the UV radiation of 240-340 nm wavelength with the characteristics of light color, nontoxic , 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. Moreover, it has very good light-stability effect on drying phenol aldehyde, varnish of alcohol and acname, polyurethane, acrylate, expoxnamee etc. Its dosage is 0.1%-0.5%.

Storing and Packing

This product is nontoxic, inflammable, noncroddible and well stable, packed in cardboard drums lined with plastic bags with the net capacity of 20 kg per bag, or according to customers' requirements.

UVC stabilizer UV531

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