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US 5,330,866 AGranted
Photosensitive member comprising an amino compound
AssigneeMinolta Camera Kabushiki Kaisha
InventorHideaki Ueda
Life of this patent
Estimating the term…
Abstract
The present invention provides a new amino compound represented by the following general formula [I] excellent in charge transporting properties. ##STR1## The present invention provides a photosensitve member and an electroluminescence device both of which comprise the amino compound of the general formula [I] as a charge transporting material.
Claims28
A photosensitive member having a photosensitive layer comprising an amino compound represented by the following general formula [I]:
- ##STR51## in which Ar.sub.1, Ar.sub.2, Ar.sub.3, Ar.sub.4 represent respectively an alkyl group, an aralkyl group, an aryl group, a biphenyl group or a heterocyclic group, each of which may have a substituent;
- Ar.sub.1 and Ar.sub.2, and/or Ar.sub.3 and Ar.sub. 4 may form a ring in combination;
- R.sub.1, R.sub.2 and R.sub.3 represent respectively a hydrogen atom, an alkyl group, an alkoxy group or a halogen atom;
- X represent --O--, --S--, ##STR52## (in which R.sub.4 represents an alkyl group, an aralkyl group, an aryl group, a biphenyl group or a heterocyclic group, each of which may have a substituent;
- R.sub.5 and R.sub.6 represent respectively a hydrogen atom, an alkyl group or an aryl group).
2 more elements
Dependencies are inferred from the claim text.