Chemical Name

2-(2’-hydroxy-5’-methyl phenyl) benzotriazole

Formula

C₁₃H₁₁N₃O

Structure

CAS NO.

2440-22-4

Molecular Weight

225.3

Specifications

Appreance

White to yellowish crystalline powder

Purity

≥99%(HPLC)

Melting Point

128-133 ^oC

Ash

≤0.1%

Loss On Drying

≤0.5%

Transmittance

440 nm≥95%   500 nm≥97%

Advantage and Application

1. This product is a high efficient UV absorber, which can effectively absorb 270-380 nm UV light.
2. Odorless, good thermo stability under high temperature.
3. Non-flammable, non-explosive, non-toxic, harmless to health.
4. This product almost does not absorb visible light, particularly applicable to colorless and light-colored products.
5. Mainly applied to PVC, PS, PC, PMMA, AS resin, ABS resin, PP, PE, etc.

Recommended

dosage

PVC

PP

PC

PS

ABS resin

0.2-0.5 %

0.15-0.3%

0.15-0.3%

0.2-0.5%

0.3-0.5%

Package

25KG cartons or drums