Chemical
Name:
Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine
ethanol-alt-1, 4-butanedioic acid)
Formula:
H[C15H25O4N]nOCH3
CAS#:
65447-77-0
Specifications:
|
Appearance
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White crystal powder or granules
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|
Light
transmittance
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≥98% (425nm)
≥99% (500nm)
|
|
Molecular weight
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>3000 g/mol
|
|
Melting point
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≥50℃
|
|
Volatiles
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≤0.5%
|
|
Ash
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≤0.1%
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Application:
Light stabilizer 622 is effective in a broad range of polymers and applications. The product is particularly usefully in PE applications (injection molding, rotational molding, film, and tape), EVA, PP fibers, polyurethanes, polyacetals, polyamide, elastomers, adhesives etc. It is usually used in combination with antioxidants, UV absorbers to optimize performance in outdoor use.
Package:
25kg/carton or as customer's requirement. 500kgs/pallet.
