Light Stabilizer 622 CAS 65447-77-0 UV 622 powder

Short Description:

Chemical Name:Butanedioicacid,dimethylester,polymerwith4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol

Trade Name: Light Stabilizer 622

CAS：65447-77-0

Molecular formula:129.2001

Molecular weight:(C15H25NO4)n

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Product Detail

Product Tags

Product Description

622 can shield the ultraviolet light, reduce the transmission effect of UV light; and can also absorb high energy UV light (wavelength 290 ~ 400 m) strongly.

Packing & Storage

Keep container tightly closed. Avoid ingestion and inhalation.
25KG Carton or as customers’ requirements.

Specification

ITEM	INDEX
Appearance	White to off-white powder or granule
Melting point	50.00-70.00℃
Volatile	0.50% max
Ash	0.20% max
Transmittance	450nm: 95.00% min 500nm: 97.00% min
* In addition：The company could research and develop the new products according to the special demand of our clients．