Photosensitive member having an overcoat layer and process for m

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product

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430128, G03G 514

Patent

active

049651560

ABSTRACT:
The disclosure discloses a photosensitive member comprising an electrically conductive substrate, an organic photoconductive layer comprising an organic material as a matrix, and an overcoat layer comprising an amorphous carbon as a matrix and formed on said organic photoconductive layer. Said overcoat layer comprises a first overcoat layer containing fluorine atoms in an amount of about 5 atomic % or more and a second overcoat layer formed on said first overcoat layer and containing fluorine atoms in an amount of less than about 5 atomic %. Said overcoat layer has a thickness of about 0.01 to about 4.0 microns and said second overcoat layer has a thickness of about 10 to about 400 angstroms.
The disclosure also discloses a process for manufacturing the above-mentioned photosensitive member.

REFERENCES:
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patent: 4664999 (1987-05-01), Kakinuma et al.
patent: 4713309 (1987-12-01), Johncock et al.
patent: 4755444 (1988-07-01), Karakida et al.
"Properties of Diamond-Like Carbon Films", Thin Solid Films, vol. 119, pp. 121-126, 1984.
"Electronic Properties of Substitutionally Doped Amorphous Si and Ge", Philosophical Magazine, vol. 33, No. 6, pp. 935-949, 1976.
"Photosensitive Materials for Electron Photography--OPC vs. Inorganics", Nikkei New Materials, Dec. 15, 1986.
"A Review of Recent Advances in Plasma Engineering", Review of Recent Advances, Mar. 29, 1979.

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