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Light Stabilizer 622

Product Introduction

Chemical name: Butanedioic acid polymer with(4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol)
CAS： 65447-77-0
Molecular Formula: H[C15H25O4N]nOCH3
Properties and application: Polymerized HALS with high molecular weight, low volatility, low degradation, good extraction resistance (by water) and fade resistance (by gas), and fine heat stability, working well with AO and UVA. It is mainly used in polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane,metaformaldehyde and polyamide, etc.
Product quality index: Items Standard
Appearance White or light yellow granules
Light transmittance 425nm ≥95%
500nm ≥97%
Ash ≤0.1%
Loss on Drying ≤0.5%
Softening Temperature 55-80℃
Relative Density 1.18(20℃)
Chemical name: Butanedioic acid polymer with(4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol)
CAS： 65447-77-0
Molecular Formula: H[C15H25O4N]nOCH3
Properties and application: Polymerized HALS with high molecular weight, low volatility, low degradation, good extraction resistance (by water) and fade resistance (by gas), and fine heat stability, working well with AO and UVA. It is mainly used in polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane,metaformaldehyde and polyamide, etc.
Product quality index: Items Standard
Appearance White or light yellow granules
Light transmittance 425nm ≥95%
500nm ≥97%
Ash ≤0.1%
Loss on Drying ≤0.5%
Softening Temperature 55-80℃
Relative Density 1.18(20℃)

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