Claims
- 1. A process for producing an image comprising the steps of:
- electrically charging a photoreceptor under dark;
- forming a latent image on said photoreceptor through selective imagewise exposure to light; and
- developing said latent image with a two-component developer comprising a carrier and a toner,
- said photoreceptor comprising a conductive substrate having thereon a photoconductive layer comprising amorphous silicon having a thickness of 25 .mu.m or less,
- wherein said carrier is a composite carrier comprising a mixture of (a) a magnetic material carrier comprising particles of a magnetic material having an average particle diameter of from 35 to 60 .mu.m, where the content of particles having a diameter of 44 .mu.m or more is 35% by weight or more, and (b) a magnetic resin carrier comprising particles of a binder resin dispersed therein fine particles of a magnetic material.
- 2. A process for producing an image as claimed in claim 1, wherein said carrier is a composite carrier comprising a mixture of (a) a magnetic material carrier comprising particles of a magnetic material having an average particle diameter of from 35 to 55 .mu.m, the content of particles having a diameter of 44 .mu.m or more being 35% by weight or more, and (b) a magnetic resin carrier comprising particles of a binder resin dispersed therein fine particles of a magnetic material.
- 3. A process for producing an image as claimed in claim 2, wherein said toner is an abrasive toner comprising abrasive fine particles fixed on the surface of toner particles.
- 4. A process for producing an image as claimed in claim 2, wherein said photoreceptor is electrically charged under dark to 400 V or less.
- 5. A process for producing an image as claimed in claim 4, wherein said photoreceptor is electrically charged under dark to 300 V or less.
- 6. A process for producing an image as claimed in claim 2, wherein said magnetic material is ferrite.
- 7. A process for producing an image as claimed in claim 2, wherein said magnetic resin carrier has an average particle diameter of from 50 to 70 .mu.m, where the content of particles having a diameter of 63 .mu.m or more is 45% by weight or more.
- 8. A process for producing an image as claimed in claim 2, wherein the weight ratio of said magnetic resin carrier to said magnetic material carrier is from 10/90 to 30/70.
- 9. A process for producing an image as claimed in claim 2, wherein the amount of said toner is from 5 to 9 parts by weight per 100 parts by weight of said carrier.
- 10. A process for producing an image as claimed in claim 1, wherein said toner is an abrasive toner comprising abrasive fine particles fixed on the surface of toner particles.
- 11. A process for producing an image as claimed in claim 1, wherein said photoreceptor is electrically charged under dark to 400 V or less.
- 12. A process for producing an image as claimed in claim 5, wherein said photoreceptor is electrically charged under dark to 300 V or less.
- 13. A process for producing an image as claimed in claim 1, wherein said photoconductive layer has a thickness of from 8 to 25 .mu.m.
- 14. A process for producing an image as claimed in claim 13, wherein said photoconductive layer has a thickness of from 2 to 25 .mu.m.
- 15. A process for producing an image as claimed in claim 1, wherein said magnetic material is ferrite.
- 16. A process for producing an image as claimed in claim 1, wherein said magnetic material carrier has an average particle diameter of from 35 to 55 .mu.m, where the content of particles having a diameter of 44 .mu.m or more is 50% by weight or more.
- 17. A process for producing an image as claimed in claim 1, wherein the amount of said toner is from 5 to 9 parts by weight per 100 parts by weight of said carrier.
- 18. A two-component developer comprising a carrier and a toner, said carrier is a composite carrier comprising a mixture of (a) a magnetic material having an average particle diameter of from 35 to 60 .mu.m, where the content of the particles having a diameter of 44 .mu.m or more is 35% by weight or more, and (b) a magnetic resin carrier comprising particles of a binder resin dispersed therein fine particles of a magnetic material.
- 19. A two-component developer as claimed in claim 18, wherein said carrier is a composite carrier comprising a mixture of (a) a magnetic material carrier comprising particles of a magnetic material having an average particle diameter of from 35 to 55 .mu.m, the content of particles having a diameter of 44 .mu.m or more being 35% by weight or more, and (b) a magnetic resin carrier comprising particles of a binder resin dispersed therein fine particles of a magnetic material.
- 20. A two-component developer as claimed in claim 19, wherein said toner is an abrasive toner comprising abrasive fine particles fixed on the surface of toner particles.
- 21. A two-component developer as claimed in claim 19, wherein said magnetic resin carrier has an average particle diameter of from 50 to 70 .mu.m, where the content of particles having a diameter of 63 .mu.m or more is 45% by weight or more.
- 22. A two-component developer as claimed in claim 19, wherein the weight ratio of said magnetic resin carrier to said magnetic material carrier is from 10/90 to 30/70.
- 23. A two-component developer as claimed in claim 19, wherein the amount of said toner is from 5 to 9 parts by weight per 100 parts by weight of said carrier.
- 24. A two-component developer as claimed in claim 18, wherein said toner is an abrasive toner comprising abrasive fine particles fixed on the surface of toner particles.
- 25. A two-component developer as claimed in claim 18, wherein said magnetic material carrier has an average particle diameter of from 35 to 55 .mu.m, where the content of particles having a diameter of 44 .mu.m or more is 50% by weight or more.
- 26. A two-component developer as claimed in claim 18, wherein the amount of said toner is from 5 to 9 parts by weight per 100 parts by weight of said carrier.
Priority Claims (1)
Number |
Date |
Country |
Kind |
6-173335 |
Jun 1994 |
JPX |
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Parent Case Info
This is a continuation of application Ser. No. 08/484,725, filed on Jun. 7, 1995, now abandoned.
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Continuations (1)
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Number |
Date |
Country |
Parent |
484725 |
Jun 1995 |
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