Dye builders, their preparation and use

专利名称：Dye builders, their preparation and use发明人：ECKSTEIN, UDO, DR.,PSAAR, HUBERTUS,

DR.,RAUE, RODERICH, DR.

申请号：EP88103027.4申请日：19880301公开号：EP02811A2公开日：19880914

摘要：Colour formers of the formula …… in which… X denotes hydroxyl, alkoxy,alkenyloxy, aralkoxy, cycloalkoxy, aryloxy, acyloxy, alkoxycarbonyloxy, alkylamino,dialkylamino, acylamino, aralkylamino or arylamino,… Q denotes cyano, alkoxycarbonyl,aryloxycarbonyl, aralkoxycarbonyl, carbamoyl, N-alkylcarbamoyl, N,N-dialkylcarbamoyl,N-alkyl-N-arylcarbamoyl, acyl, alkoxysulphonyl, aralkoxysulphonyl, sulphamoyl, N-alkylsulphamoyl, N,N-dialkylsulphamoyl, alkylsulphonyl, arylsulphonyl oraralkylsulphonyl and… R denotes alkyl, alkenyl or aralkyl,… further isocyclic orheterocyclic rings can be fused to the rings A, B, C and D, and the cyclic and acyclicradicals and the rings A, B, C and D can carry further substituents,… are used for thepreparation of pressure-sensitive recording materials.

申请人：BAYER AG

地址：51368 Leverkusen DE

国籍：DE

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