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　　Ultraviolet Absorbent UV-571

　　Chemical Name 2-( 2H-benzotriazol-2-yl) -6-( dodecyl) -4-methy-lphenol

　　Molecular Formula C25H35N3O

　　Main Indexes

　　Appearance: light yellow oily liquid

　　boiling point is 174°C( 0.01kPa)

　　can dissolve in organic solvents.

　　Characteristics and Uses

　　It is a kind of liquid benzotriazole ultraviolet absorber, suitable for styrene polymer, elastomer, binder, polyvinyl chlornamee, polyurethane, polymethyl methacrylate, unsaturated polyester, polyvinyl butyral, etc.

　　Storing and Packing

　　50kg drum

　　Bohanchem offers plastic additives ( chemical additives) such as optical brightener ( optical brightening agent, fluorescent whitening agent) , UV absorber ( UV absorbent) , light stabilizer ( light stabilizing agent, UV stabilizer, UV stabilizing agent) , antioxidant, pigment.

　　Main Products:

　　Polymerization retarder: 701 ( 4-hydroxy-TMHPO, TEMPO)

　　Fluorescent whitening agent: OB, OB-1, KCB, FP-127, KS, NFW

　　UV absorbers: UV-0, 531( BP-12) , UV-9, UV-P, 326, 327, 328, 329( 5411) , UV-T, 234, 571, 320

　　Antioxidant : 1010, 1076, 168, 264, 1098, 2246, 300, 311, B102, DLTP, DSTP, B215, B225, B900

　　Light stabilizer: 622, 770, 944, 802

　　Pigments: red 122, red 254, violet 19, violet 23, yellow 110, yellow 138, titanium dioxide