Electrostatic recording material

B - Operations – Transporting – 41 – M

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42/1

B41M 5/24 (2006.01) G03G 5/02 (2006.01)

Patent

CA 1247367

ABSTRACT OF DISCLOSURE An electrostatic recording material comprising a substrate treated for low electric resistance and a dielectric layer formed on the substrate and composed of a composition comprising an insulating resin having a volume specific resistance of at least 1012?cm and a powder of an acrylonitrile-type polymer having a copolymerized acrylonitrile content of at least 95% by weight and containing substantially no ionic groups, said powder having a volume average particle size of from 1.5 to 4 µm and a content of particles having a size exceeding 8 µm as measured by a particle size distribution measuring apparatus, being at most 0.02% by number.

505825

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