Patent ID: 6537670
Filing Date: 2003-03-25
Classification: C07C,C08K,C09K,Y10T

Abstract:
A bisbenzophenone compound of the general formula I: whereineach X, Y, Z, Xâ€², Yâ€² and Zâ€² is independently selected from hydrogen, hydrocarbyl, functional hydrocarbyl, alkyl, aryl, aralkyl, alkaryl, alkoxyl, aroxyl, carboxyl, carboalkoxy, cyano, hydroxyl, halogen, or an S, N or P atom substituted for a carbon atom of the ring; each R and Râ€² is independently selected from hydrocarbylene or functional hydrocarbylene; and L is selected from a carbonyl group, a dicarbonyl group or hydrocarbylene.