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UV absorber

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Source:en.sujiaopeise.cn Released in:2019-03-05 14:19:51 Hits: 345


 Light stabilizer 622 Chemical name: succinic acid polymer (4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol) Attributes: It is a white or light yellow granular solid. The effective nitrogen content was 4.9%. Its softening temperature is 55~800 °C. The relative density is 1.18 (200 ° C). The 1% heat loss is 2750 ° C and the 10% heat loss is 3250 ° C. The product is an oligomer with good process thermal stability and good compatibility with resins. It is water resistant and effectively prevents the degradation of polymers caused by light, heat and weather, water. Solubility / (200 ° C)
Solvent solubility Hexyl hydride 0.01 Toluene 15 Acetone 4 Ethyl acetate 3 Chloroform 40 Methyl chloride 40 Methanol 0.05 Water 0.01 Toxicity: A plastic that can be used to contact food. Usage: This product is widely used in polyethylene, polypropylene, polystyrene, olefin copolymers and polyester, soft PVC, polyurethane, formaldehyde and polyamide.

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