UV Absorber 326

Product Name

UV Absorber 326

Product Code

UV-326

CAS No.

3896-11-5

Chemical Name

2-(5-Chloro-2-Benzotriazolyl)-6-Tert-Butyl-p-Cresol

Formula

C17H18ClN3O

Molecular Weight

315.8

Specification

Appearance：Light yellow powder

Melting Point：137-142℃

Loss on drying：0.5%Max

Ash：0.1%Max

Assay (GC)：99.0% Min.

Transmittance：≥93.0%（460nm）；

≥96.0%（500nm）

Packing

20kg/Carton or 20kg/drum

Application

It is a high efficient UV absorber, which can effectively absorb 270-380 nm UV light. 

Odorless, good thermo stability under high temperature. Not stained in alkali，and oil resistant.

 It almost does not absorb visible light, particularly applicable to colorless and light-colored products. 

Mainly applied to polyolefin (especially in food grade products), PVC, PA, ABS resin, AS resin, PU, etc.