ESTERS, THIO-ESTERS AND THIAXANTHONE-CARBOXYLIC ACID AMIDES, INTERMEDIATE BODIES AND METHODS FOR PREPARING THEM, AND THEIR USE AS CROSSLINKING SENSITIZERS OR PHOTOPOLYMERIZATION INITIATORS

摘要

P THE INVENTION CONCERNS ESTERS, THIO-ESTERS AND THIAXANTHONE-CARBOXYLIC ACID AMIDES. /P P THESE MEET THE FORMULA: BR/ (CF DRAWING IN BOPI) BR / IN WHICH X REPRESENTS A HYDROGEN OR HALOGEN ATOM OR A RADICAL -CN, -OH, -SH, -NH, -SOH, PHENYL-SULFONYLE, ALKYLSULFONYLE, ALKYLE, ALCOXY, ALKYLTHIO, ALKYLAMINYLAMINOL, -CO-OR, -CO-SR, -CO-N (R) (R), PIPERIDYLCARBONYLE, PYRROLIDINYLCARBONYLE OR MORPHOLINYLCARBONYLE, Z REPRESENTS A HYDROGEN OR HALOGEN ATOM OR A RADICAL -OH, -SH, ALKYLE, , ALKYLTHIO OR DIALKYLAMINO, REPRESENTS A RADICAL -OR, -SR, -N (R) (R), PIPERIDYLE, PYRROLIDINYL OR MORPHOLINYL. /P P THESE COMPOUNDS, ASSOCIATED WITH AMINES, ARE SUITABLE AS INITIATORS FOR THE PHOTOPOLYMERIZATION OF ETHYLENIC COMPOUNDS OR FOR PHOTOCHEMICAL CROSSLINKING OF POLYOLEFINS. /P