发明授权
US4165985A Electrophotosensitive materials for migration imaging processes 失效
用于迁移成像过程的电光敏材料

Electrophotosensitive materials for migration imaging processes
摘要:
Electrophotosensitive materials having the structure ##STR1## wherein R represents a basic heterocyclic nucleus as well as groups such as hydrogen, alkyl, aryl, aralkyl, etc.;A.sub.1 represents a wide variety of basic heterocyclic nuclei;A.sub.2 represents aryl or may be the same as A.sub.1 ;G represents O or S;M is 0 to 3;N is 0 to 1; andL.sup.1, l.sup.2, l.sup.3, l.sup.4 and L.sup.5 represent hydrogen, alkyl or aryl.
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