DE69717688T2 - Process to create toner images from two different toner materials - Google Patents

Process to create toner images from two different toner materials

Info

Publication number
DE69717688T2
DE69717688T2 DE69717688T DE69717688T DE69717688T2 DE 69717688 T2 DE69717688 T2 DE 69717688T2 DE 69717688 T DE69717688 T DE 69717688T DE 69717688 T DE69717688 T DE 69717688T DE 69717688 T2 DE69717688 T2 DE 69717688T2
Authority
DE
Germany
Prior art keywords
toner
create
different
materials
toner images
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69717688T
Other languages
German (de)
Other versions
DE69717688D1 (en
Inventor
Eric C Stelter
Joseph E Guth
Charles W Kasiske
Edward M Eck
Garold F Fritz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
NexPress Solutions LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/583,731 external-priority patent/US5713064A/en
Priority claimed from US08/583,732 external-priority patent/US5748218A/en
Application filed by NexPress Solutions LLC filed Critical NexPress Solutions LLC
Application granted granted Critical
Publication of DE69717688D1 publication Critical patent/DE69717688D1/en
Publication of DE69717688T2 publication Critical patent/DE69717688T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/22—Processes involving a combination of more than one step according to groups G03G13/02 - G03G13/20
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/01—Electrographic processes using a charge pattern for multicoloured copies
    • G03G13/013—Electrographic processes using a charge pattern for multicoloured copies characterised by the developing step, e.g. the properties of the colour developers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/06—Developing
    • G03G13/08—Developing using a solid developer, e.g. powder developer
    • G03G13/09—Developing using a solid developer, e.g. powder developer using magnetic brush
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/04—Arrangements for exposing and producing an image
    • G03G2215/0497—Exposure from behind the image carrying surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Color Electrophotography (AREA)
  • Magnetic Brush Developing In Electrophotography (AREA)
  • Cleaning In Electrography (AREA)
DE69717688T 1996-01-17 1997-01-06 Process to create toner images from two different toner materials Expired - Fee Related DE69717688T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/583,731 US5713064A (en) 1996-01-17 1996-01-17 Method and apparatus for forming toner images with two distinct toners
US08/583,732 US5748218A (en) 1996-01-17 1996-01-17 Method for forming toner images with two distinct toners

Publications (2)

Publication Number Publication Date
DE69717688D1 DE69717688D1 (en) 2003-01-23
DE69717688T2 true DE69717688T2 (en) 2003-09-18

Family

ID=27078882

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69717688T Expired - Fee Related DE69717688T2 (en) 1996-01-17 1997-01-06 Process to create toner images from two different toner materials

Country Status (3)

Country Link
EP (1) EP0785478B1 (en)
JP (1) JPH09230667A (en)
DE (1) DE69717688T2 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205322A (en) * 1976-04-27 1980-05-27 Nippon Electric Co., Ltd. Electrostatic method of simultaneously transferring to a recording medium a toner image having different polarities
JPS59501840A (en) 1982-11-08 1984-11-01 イ−ストマン コダツク カンパニ− Electrography developer composition and development method
US5001028A (en) 1988-08-15 1991-03-19 Eastman Kodak Company Electrophotographic method using hard magnetic carrier particles
US5049949A (en) 1989-06-29 1991-09-17 Xerox Corporation Extension of tri-level xerography to black plus 2 colors
US5045893A (en) 1990-07-02 1991-09-03 Xerox Corporation Highlight printing apparatus
US5208636A (en) 1992-03-23 1993-05-04 Xerox Corporation Highlight color printing machine
US5241356A (en) * 1992-07-29 1993-08-31 Xerox Corporation Method and apparatus for minimizing the voltage difference between a developed electrostatic image area and a latent electrostaic non-developed image
US5258820A (en) 1992-07-29 1993-11-02 Xerox Corporation Pre-recharge device for voltage uniformity in read color systems
US5409791A (en) * 1993-05-20 1995-04-25 Eastman Kodak Company Image forming method and apparatus
DE69427833T2 (en) 1993-05-20 2002-04-04 Nexpress Solutions Llc Imaging apparatus with exposure through ribbon-shaped image carriers
US5450189A (en) * 1994-02-15 1995-09-12 Hewlett-Packard Company Electrophotographic imaging with toners of opposite sign electrical charge

Also Published As

Publication number Publication date
EP0785478A3 (en) 2001-01-03
EP0785478A2 (en) 1997-07-23
DE69717688D1 (en) 2003-01-23
JPH09230667A (en) 1997-09-05
EP0785478B1 (en) 2002-12-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: EASTMAN KODAK CO., ROCHESTER, N.Y., US

8328 Change in the person/name/address of the agent

Representative=s name: LAUERWALD, J., DIPL.-PHYS., PAT.-ANW., 24214 GETTO

8339 Ceased/non-payment of the annual fee