Rubber and Plastic

Light stabilizer 622 (HALS)

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2024/3/27 Viewed：

ANHUI HERRMAN NEW MATERIAL CO.,LTD.

PRODUCT NAME:LIGHT STABILIZER 644

Features：

Light stabilizer622 is a polymeric high molecular weight hindered amine light stabilizer,

with low volatility, migration resistance, low alkal inity and high temperatureresistance.

It has synergetic effect with antioxidants and UV absorbers.

Applications：

It is effective in a broad range of polymers and applications. The product is particularly usefully in

PE applications (injection molding, rotational molding, film, and tape),EVA, PP fibers, polyurethanes,

polyacetals, polyamide,elastomers, adhesives etc. It is usually used in combination with antioxidants,

UV absorbers to optimize performance in outdoor use.

Typical properties

Appearance	White crystal powder or granules
Light transmittance	≥98% （425nm） ≥99% （500nm）
Molecular weight	>3000 g/mol
Melting point	≥50oC
Volatiles	≤0.5%
Ash	≤0.1%

Package & Storage

Package: 25kg carton inner with plastic bag or as customer`s requirement.

Storage: Keep container tightly closed in a dry and well-ventilated place.