| 摘要 |
<p>Compounds represented by the formula: wherein R1 is alkyl, aralkyl, alkoxyalkyl, alkenyl, alkynyl, carboxyalkyl or carboxyaryl; R2 is any group which does not cause spontaneous decomposition of the peroxy group; and x and y are integers between 0 and 4 with x + y great than or equal to 1, are disclosed. The inventive compounds are useful as visible and UV photoinitiators and as thermal or chemical inititors for curing compositions of ethylenically unsaturated monomers and prepolymers.</p> |
