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Patent Searching and Data


Title:
FORMATION OF TWO-COLOR IMAGES
Document Type and Number:
Japanese Patent JPH0635227
Kind Code:
A
Abstract:

PURPOSE: To provide a method for forming two-color images by a three-potential method.

CONSTITUTION: This method for forming the two-color images comprises (1) electrostatically charging an image forming member within an image forming device; (2) generating the latent images inclusive of respective regions; high potential, medium potential and low potential on the member; (3) developing the low-potential region with a color developer which contains first color toners contg. a polymer resin, first color pigment, charge control agent, etc.,; second color toners contg. a polymer resin, second color pigment, charge control agent; and cores and coatings; (4) in successions, developing the high-potential region with a black developer which contains black toners contg. a second resin, black pigment, and charge control agent; and cores and coatings; (5) transferring the developed two-color images to a substrate.


Inventors:
GUREISU TEII BURUUINGUTON
RICHIYAADO DABURIYUU BIGEROU
ROBAATO DABURIYUU ANDAASON
POORU SHII JIYURIAN
SUUZAN JIEI KUREEMAA
Application Number:
JP12868393A
Publication Date:
February 10, 1994
Filing Date:
May 31, 1993
Export Citation:
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Assignee:
XEROX CORP
International Classes:
G03G9/097; G03G9/08; G03G9/09; G03G9/113; G03G13/01; G03G15/01; (IPC1-7): G03G9/09; G03G9/097; G03G9/08; G03G9/113; G03G15/01
Attorney, Agent or Firm:
Minoru Nakamura (6 outside)