Patent ID: 8747700

Claim:
A charge-transporting varnish comprising an oligoaniline derivative represented by the general formula (1) or a quinonediimide derivative that is an oxidized product thereof, an electron-accepting dopant substance or a hole accepting dopant substance, a silane compound, and a solvent wherein R 1 , R 2 and R 3 are each independently a hydrogen atom, a halogen atom, a hydroxyl group, an amino group, a silanol group, a thiol group, a carboxyl group, a phosphoric group, a phosphoric ester group, an ester group, a thioester group, an amide group, a nitro group, a monovalent hydrocarbon group, an organooxy group, an organoamino group, an organosilyl group, an organothio group, an acyl group or a sulfonic group, A and B are each independently a divalent group represented by the general formula (2) or (3): wherein R 4 -R 11 are each independently a hydrogen atom, a halogen atom, a hydroxyl group, an amino group, a silanol group, a thiol group, a carboxyl group, a phosphoric group, a phosphoric ester group, an ester group, a thioester group, an amide group, a nitro group, a monovalent hydrocarbon group, an organooxy group, an organoamino group, an organosilyl group, an organothio group, an acyl group or a sulfonic group, and m and n are each independently an integer of 1 or over with the proviso that m+n≦20, wherein said silane compound is at least one selected from the group consisting of dialkoxysilane compounds, trialkoxysilane compounds, tetraalkoxysilane compounds and silicone compounds.