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Application

03772845/23, 1984-05-31

(22)

Actual filing date

1984-05-31

(45)

Published

1998-09-27

(72)

Inventor

Abramov V.N.Kravchenko N.V.Koshelev K.K.Kosheleva G.A.Orlov I.G.Semenenko N.M.

9-FORMYL-AND 9-ALKOXYMETHYLENE-2,4,5,7- TETRANITROFLUORENES AS SENSITIZERS OF ELECTROGRAPHIC POLYIMIDE-BASED MATERIALS Russian patent published in 1998 - IPC

Abstract SU 1243315 A1

FIELD: electrochemistry. SUBSTANCE: present invention concerns 9-formyl-and 9- alkoxymethylene-2,4,5,7-tetranitrofluorenes of formula: wherein ; C=CH-OR wherein R is R-(C1-C5)--alkyl as sensitizers of electrophotographic polyimide-based materials. EFFECT: improved properties of the sensitizers of polyimide-based photographic materials.

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SU 1 243 315 A1

Authors

Abramov V.N.

Kravchenko N.V.

Koshelev K.K.

Kosheleva G.A.

Orlov I.G.

Semenenko N.M.

Dates

1998-09-27—Published

1984-05-31—Filed

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