北京加成助剂研究所

CAS No.70198-29-7
Name:
    Butanedioic acid,polymer wity 4-hydroxy-2,26,6-tetramethyl-1-piperidineethanol.
Molecular weight:
    ＞2000
Quality specification:

Appearance:	white powder
Softening point:	≥70℃
Light transmittance:（10g/100ml toluene）	425nm≥93% 500nm≥95%
Volatility：	≤0.5%

Directions:
It is a kind of Hindered amine light stablilizer which has high molecular weght.It is used in light aging inhibition of polyamine,polyester,PE、PP、PU、ABS and high molecular weight.It has good compatibility with PE and nice resistance to aging
in anaphase.

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