申请人:Ciba-Geigy Corporation
公开号:US04051104A1
公开(公告)日:1977-09-27
Benzoyloxybenzoates having the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are lower alkyl or cycloalkyl, X is oxygen or sulfur, and R.sup.5 is alkyl, aryl, alkaryl or hydrogen Are useful as stabilizers of organic materials such as polyolefins.
具有公式##STR1##的苯甲酰氧基苯甲酸酯,其中R.sup.1、R.sup.2、R.sup.3和R.sup.4是较低的烷基或环烷基,X是氧或硫,R.sup.5是烷基、芳香族、烷基芳基或氢,在有机材料如聚烯烃中作为稳定剂是有用的。