Chemical Name:

Butanedioic acid, polymer with 4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol

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CAS NO: 70198-29-7

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Structural formula:

​Molecular formula:

H[C15H25O4N]nOCH3

Specifications:

Appearance: White powder or light yellow granules

Melting point: 50~70℃

Ash: 0.1% max

Loss On Drying: 0.5% max

Transmittance(425nm): 95% min

Transmittance(500nm): 97% min

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Applications:

Polymerized HALS with high molecular weight, low volatility, low degradation,hardly extractable(by water) or bleachable (bygas),

and fine heat stability,working well with AO and UVA;Widely used in PP, PE, PS, ABS, PU, POM, TPE etc.

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Packing: 25kg carton box type

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