Other Trade Name

Light Stabilizer 3853

Chemical Name

2,2,6,6-tetramethyl-4-piperidinyl stearate

Formula

C₂₇H₅₃NO₂

Structure

CAS NO.

Molecular Weight

423.72

Specifications

Appreance

Waxy solid or yellow liquid

Melting Point

≥28 ^oC

saponification value

MgKOH/g

128-137

Ash

≤0.1%

Transmittance

  425 nm≥75%   450 nm≥85%

Advantage and

Application

1. This product is a new type of hindered amine light stabilizer, which protects the plastic from the damage of UV light.
2. It has excellent stability to the surface of plastic such as luster, pulverization, yellowing.
3. Good compatibility, no phenomenon of bloom nor migration.
4. Excellent synergy with other stabilizer, especially with HALS and uv absorber of high molecular weight.
5. Suitable for polyolefin plastics, PU, ABS resin, paint, adhesives, rubber, etc.

Package

20/25 KG cartons or drums