HALS 622

$ 100.00 /1kg

Min. Order25kg
Purity99.99%
Cas No65447-77-0
Supply Ability200ton
Update time2025-03-21

Hebei Mujin Biotechnology Co.,Ltd

5YR

Japan

Since2017-12-08

AddressBuilding A, Enjoy city, Zhongshan East Road, Shijiazhuang city, Hebei province

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Chemical Properties

Product Name	HALS 622
CAS No	65447-77-0
EC-No
Min. Order	25kg
Purity	99.99%
Supply Ability	200ton
Release date	2025/03/21

Product Name:      HALS 622

Identification
Synonyms              Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid)
Molecular Formula  (C15H25NO4)n
CAS Number           65447-77-0

Properties
Appearance            white powder
Melting Point          350 °C
Solubility                 insoluble in water
Stability                   stable under ordinary conditions

Specification

Item	Specification
Appearance	White powder
Transmittance(425nm)	95.0% min
Transmittance(500nm)	97.0% min
Volatile	0.50%max

Application
Hindered amine light stability agent. Used in light aging inhibition of polyethylene, polypropylene, polyurethane, metaformaldehyde, polyamine and polyester elastomer, also in ABS and engineering plastics. It is approved to be used for food package in some countries.