Plastic additive Ultraviolet absorber UV-531(Benzophenone-12)

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Plastic additive Ultraviolet absorber UV-531(Benzophenone-12)
Posting date : May 06, 2010
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29-
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Chemical Name: 2-Hydroxy-4-Octyloxy Benzophenone (Benzophenone-12) CAS NO: 1843-05-6 Property:Yellowish crystals powder Freely soluble in benzene, n-hexane, acetone, slightly soluble in ethanol, very slightly soluble in ethane dichloride Specification Content:max99 % Melting Point47~49 Celsius degree Ash min0.1 % Light Transmittance: (450nm)min90% (500nm)min95% 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%.

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