Leadstab® LS 944

Leadstab LS 944 is an N-H type polymeric hindered amine light stabilizer (HALS) that protects polymers from degradation caused by ultraviolet radiation and long-term heat aging. It demonstrates excellent compatibility and high extraction resistance, and exhibits outstanding synergistic effects when used in combination with other HALS products.

Specification

Appearance

White or slightly yellowish powder

Melting point

110-130°C

Volatility

0.50% max

Ash

0.10% max

Chroma

80 Pt-Co max

Transmittance

 

        @425 nm

93.0% min

        @450 nm

95.0% min

Application

Leadstab LS 944 is an oligomeric hindered amine light stabilizer (HALS) that provides excellent light stability to a wide range of polymers, including polyolefins (PP, PE), PVC, polyamide (PA), polyacetal (POM), and polyesters. It exhibits excellent polymer compatibility and high resistance to extraction. When used in combination with other HALS, it demonstrates outstanding synergistic effects. Additionally, it is suitable for use in food packaging materials. Leadstab LS 944 is a leading HALS product with extensive global applications.

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Leadstab® LS 944