Claims
- 1. A photoconductive composition, comprising;
- an organic photoconductor of a molecular weight of about 100,000 to 1,000,000; and
- a vinylidene chloride-acrylonitrile copolymer, wherein the vinylidene chloride-acrylonitrile copolymer is present in an amount of 0.5 to 10 parts by weight per 100 parts by weight of the organic photoconductor.
- 2. A photoconductive composition as claimed in claim 1, wherein the photoconductor is comprised of .pi.-electron systems having polycyclic aromatic rings in a main or side chain of the photoconductor.
- 3. A photoconductive composition as claimed in claim 1, wherein the photoconductor is comprised of .pi.-electron systems having aromatic heterocyclic rings in a main or side chain of the photoconductor.
- 4. A photoconductive composition as claimed in claim 1, wherein the photoconductor is an N-vinylcarbazole copolymer containing an N-ethylenecarbazole repeating unit in a fraction of 50 mole % or more, the N-ethylenecarbazole unit being represented by the following general formula: ##STR2## wherein Q is a substituent selected from the group consisting of an aryl group, an alkylaryl group, an amino group, an alkylamino group, a dialkylamino group, an arylamino group, a diarylamino group, an N-alkyl-N-arylamino group, a nitro group, or a halogen atom.
- 5. An electrophotographic photoreceptive material, comprising:
- a support base having a conductive surface; and an electrophotographic photoreceptive layer positioned on the conductive surface, the electrophotographic photoreceptive layer being comprised of a photoconductive composition comprising an organic photoconductor of a molecular weight of about 100,000 to 1,000,000 and a vinylidene chloride-acrylonitrile copolymer, wherein the vinylidene chloride-acrylonitrile copolymer is present in an amount of 0.5 to 10 parts by weight per 100 parts by weight of the organic photoconductor.
- 6. An electrophotographic photoreceptive material as claimed in claim 5, wherein the photoconductor is comprised of .pi.-electron systems having polycyclic aromatic rings in a main or side chain of the photoconductor.
- 7. An electrophotographic photoreceptive material as claimed in claim 5, wherein the photoconductor is comprised of .pi.-electron systems having aromatic heterocyclic rings in a main or side chain of the photoconductor.
- 8. An electrophotographic photoreceptive material as claimed in claim 5, wherein the organic photoconductor is an N-vinylcarbazole copolymer comprising an N-ethylenecarbazole having a repeating unit in a fraction of 50 mole % or more, the N-ethylenecarbazole unit being represented by the following general formula: ##STR3## wherein Q is selected from the group consisting of an aryl group, an alkylaryl group, an amino group, an alkylamino group, a dialkylamino group, an arylamino group, a diarylamino group, an N-alkyl-N-arylamino group, a nitro group, or a halogen atom.
- 9. An electrophotographic photoreceptive material as claimed in claim 5, wherein the support base is rendered electrically conductive by evaporating a compound selected from the group consisting of a metal, SnO.sub.2 or In.sub.2 O.sub.3 thereon.
- 10. An electrophotographic photoreceptive material as claimed in claim 9, wherein the support base is comprised of drums or sheets of metal.
- 11. An electrophotographic photoreceptive material as claimed in claim 9, wherein the support base is comprised of paper sheets.
- 12. An electrophotographic photoreceptive material as claimed in claim 9, wherein the support base is comprised of plastic films.
- 13. An electrophotographic photoreceptive material as claimed in claim 9, wherein the support base is comprised of glass plates.
- 14. An electrophotographic photoreceptive material as claimed in claim 5, wherein the support base is comprised of In.sub.2 O.sub.3 evaporated polyethylene terephthalate film.
- 15. An electrophotographic photoreceptive material as claimed in claim 5. wherein the support base is comprised of polyethylene terephthalate film having SnO.sub.2 fine powder dispersed in gelatin.
- 16. An electrophotographic photoreceptive material as claimed in claim 9, wherein the organic photoconductor is an N-vinylcarbazole copolymer comprising an N-ethylenecarbazole having a repeating unit in a fraction of 50 mole % or more, the N-ethylenecarbazole unit being represented by the following general formula: ##STR4## wherein Q is an aryl group, an alkylaryl group, an amino group, an alkylamino group, a dialkylamino group, an arylamino group, a diarylamino group, an N-alkyl-N-arylamino group, a nitro group, or a halogen atom.
- 17. An electrophotographic photoreceptive material, comprising:
- a support base having a conductive surface;
- an electrophotographic photoreceptive layer positioned on the conductive surface, the electrophotographic photoreceptive layer being comprised of a photoconductive composition comprising an organic photoconductor of a molecular weight of about 100,000 to 1,000,000 wherein said photoconductor possesses film forming ability; and
- a vinylidene chloride-acrylonitrile copolymer, wherein the vinylidene chloride-acrylonitrile copolymer is present in an amount of 0.5 to 10 parts by weight per 100 parts by weight of the organic photoconductor.
- 18. An electrophotographic photoreceptive material, comprising:
- a support base having a conductive surface;
- an electrophotographic photoreceptive layer positioned on the conductive surface, the electrophotographic photoreceptive layer being comprised of a photoconductive composition comprising an organic photoconductor of a molecular weight of about 100,000 to 1,000,000 wherein said photoconductor possesses film forming ability;
- a vinylidene chloride-acrylonitrile copolymer, wherein the vinylidene chloride-acrylonitrile copolymer is present in an amount of 0.5 to 10 parts by weight per 100 parts by weight of the organic photoconductor; and
- a binder.
- 19. An electrophotographic photoreceptive material as claimed in claim 5, wherein the support base is rendered electrically conductive by laminating a metallic foil thereon.
- 20. An electrophotographic photoreceptive material as claimed in claim 5, wherein the support base is rendered electrically conductive by coating the support base with fine particles selected from the group consisting of a dispersion of SnO.sub.2, In.sub.2 O.sub.3, CuI, carbon black or a metal power dispersed in a binder polymer.
Priority Claims (1)
Number |
Date |
Country |
Kind |
56-123324 |
Aug 1981 |
JPX |
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Parent Case Info
This is a continuation of application Ser. No. 625,584, filed June 29, 1984, now abandoned, which is a continuation of application Ser. No. 405,777 filed Aug. 6, 1982, now abandoned.
US Referenced Citations (6)
Continuations (2)
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Number |
Date |
Country |
Parent |
625584 |
Jun 1984 |
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Parent |
405777 |
Aug 1982 |
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