NEW PIGMENTS OF THE PHTHALOCYANINE CLASS, ELECTROPHOTOSENSITIVE PRODUCTS AND ELECTROGRAPHIC REVELATORS CONTAINING SAME

摘要

P THE INVENTION CONCERNING THE PIGMENTS OF THE PHTHALOCYANINE CLASS. / P P THESE PIGMENTS CORRESPOND TO THE FORMULA: BR/ (CF DRAWING IN BOPI) BR/ OR R REPRESENTS THE GROUPS: BR / (CF DRAWING IN BOPI) BR/ N IS EQUAL TO 1, 2 OR 3; R, R, R, and R REPRESENT ALKYL, ALKYLARYL, ALKOXY, ALKOXYARYL, CYCLOALKYL, ARYL, ARALKYL OR ARYLOXY; R REPRESENTS A HYDROGEN OR CHLORINE ATOM AND A1PC REPRESENTS THE GROUP: BR/ (CF DRAWING IN BOPI) BR/ / P