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(11)

1 141 898

(13)

A1

(51)

IPC

(21) (22)

Application

3603312/12, 1983-06-07

(22)

Actual filing date

1983-06-07

(45)

Published

1998-10-27

(72)

Inventor

Koshelev K.K.Bojko I.I.Kotov B.V.Kosheleva G.A.Vasilenko N.A.Berendjaev V.I.Bojko T.N.Novozhilov S.V.Orlov I.G.Pravednikov A.N.

ELECTROPHOTOGRAPHIC MATERIAL Russian patent published in 1998 - IPC

Abstract SU 1141898 A1

FIELD: light-sensitive materials. SUBSTANCE: electrophotographic material consisting of conducting support and polymer sensitive layer containing polyimide with general formula , where X is carbonyl, oxygen, sulfone, or isopropyl and n=10-500, is distinguished by that sensitive layer is supplemented with sensitizer pyrilium salt with general formula , where X is BF-4

, ClO-4
, HSO-4
 or FeCl4; R1-R3 are hydrogen, methyl, phenyl, naphthyl, halophenyl, C1-C7- alkylphenyl, or dimethylaminophenyl, in the amount from 0.5 to 100 mol % with regard to monomer link of polymer. EFFECT: increased light sensitivity of material in the region 400-500 nm.

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SU 1 141 898 A1

Authors

Koshelev K.K.

Bojko I.I.

Kotov B.V.

Kosheleva G.A.

Vasilenko N.A.

Berendjaev V.I.

Bojko T.N.

Novozhilov S.V.

Orlov I.G.

Pravednikov A.N.

Dates

1998-10-27—Published

1983-06-07—Filed

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