发明授权
US5504211A Polyalkylpiperidinyl-containing .beta.-aminoacrylic ester derivatives 失效
含聚烷基哌啶基的β-氨基丙烯酸酯衍生物

Polyalkylpiperidinyl-containing .beta.-aminoacrylic ester derivatives
摘要:
A polyalky-piperidinyl-containing .beta.-aminoacrylic ester derivative represented by the formula I ##STR1## is useful in stabilizing plastic and paints against light, oxygen and heat.
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