Palst-622 by Polymate Additives is Poly (4-hydroxy-2, 2, 6, 6-tetramethyl-1-piperidine ethanol-alt-1, 4-butanedoic acid). Acts as a hindered amine light stabilizer. It is a white crystal powder. It exhibits excellent hot processing stability, nice compatibility in resin, satisfies extractability against water and extreme low volatility and migratory. Optimum effects are obtained when used together with antioxidants and UV absorbers. It is sanctioned by FDA for use in food packages. Compatible with PE, PP, PA, PS, ABS and PU. Recommended dosage in PE agricultural film: 0.3-0.6%.
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Palst-622 properties
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