Light Stabilizer 944

Product Name

Light Stabilizer 944

Product Code

LS-944

CAS No.

71878-19-8；70624-18-9

Chemical Name

Poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-s-triazine-2,4-diyl]-[(2,2,6,6-tetramethyl-4-piperidyl)imino]-hexamethylene-[(2,2,6,6-tetramethyl-4-piperidyl)imino]]

Formula

(C35H68N8)n

Molecular Weight

2100-3000

Specification

Appearance：Off-white to light yellow crystalline soild

Melting Point：105 - 135℃

Loss on drying：0.5%Max

Ash Content：0.1%Max

Transmittance：≥85.0%（425nm）；

≥90.0%（500nm）

Packing

25kg/drum or 25kg/carton

Application

LS-944 is a polymeric high molecular weight hindered amine light stabilizer, with low volatility, migration resistance and high temperature resistance. It has excellent synergetic effect with antioxidants and UV absorbers.

It is suitable for various polymer materials such as polyolefin materials, cross-linked polyethylene, olefin copolymers, PS, PA, PU, flexible PVC etc., especially thin products and silk fabrics.