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юридически?услуги
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UV absorber-Tinuvin 326
юридически?услуги
2-(2'-Hydroxy -3' -tert-butyl-5'-methylphenyl)-5-chloro benzotriazole
3896-11-5
UV-326 is a benzotriazole type UV absorber. It offers superior light protection of polyolefin substracts against the deterioration of UV radiation, It is also efficient for the light stabilization of polyvinyl chloride, unsaturated polyurethane, styrenic polymers, coatings and lacquers.
Molecular Weight: 315.5

Appearance: slightly yellowish crystal powder
Melting Point: 138 -141 ?

Transmitting: 460nm: 93% min
500nm: 96% min

Ash content: 0.3% max





Advantage ?Very high photostability for its strong ability to absorb light especially in UV region(290-400nm)

?Odorless, does not bring smells to the polymers.

?High resistance to thermal degradation.
?Low vapor pressure, very little or no loss during processing.

Industrial field additive, dye & pigment
Hangzhou Sunny Chemical Corp.Ltd.
Phone 86-571-8565-5918
Fax 86-571-8821-2215
Homepage www.sunnychemical.com
E-mail info@sunnychemical.com
Address No.79 Jiaogong Road,Hangzhou,Zhejiang
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