GB2136981B - Magnetic toner for developing latent electrostatic images - Google Patents

Magnetic toner for developing latent electrostatic images

Info

Publication number
GB2136981B
GB2136981B GB08402206A GB8402206A GB2136981B GB 2136981 B GB2136981 B GB 2136981B GB 08402206 A GB08402206 A GB 08402206A GB 8402206 A GB8402206 A GB 8402206A GB 2136981 B GB2136981 B GB 2136981B
Authority
GB
United Kingdom
Prior art keywords
magnetic toner
latent electrostatic
electrostatic images
developing latent
developing
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
Application number
GB08402206A
Other versions
GB2136981A (en
GB8402206D0 (en
Inventor
Toshiki Nanya
Toshiyasu Kawabata
Hachiro Tosaka
Hisao Murayama
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of GB8402206D0 publication Critical patent/GB8402206D0/en
Publication of GB2136981A publication Critical patent/GB2136981A/en
Application granted granted Critical
Publication of GB2136981B publication Critical patent/GB2136981B/en
Expired 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
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09733—Organic compounds
    • G03G9/09741—Organic compounds cationic
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09733—Organic compounds
    • G03G9/09775—Organic compounds containing atoms other than carbon, hydrogen or oxygen
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09783—Organo-metallic compounds
    • G03G9/09791—Metallic soaps of higher carboxylic acids

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
GB08402206A 1983-01-27 1984-01-27 Magnetic toner for developing latent electrostatic images Expired GB2136981B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58010579A JPS59137955A (en) 1983-01-27 1983-01-27 Electrostatic charge image developing magnetic toner

Publications (3)

Publication Number Publication Date
GB8402206D0 GB8402206D0 (en) 1984-02-29
GB2136981A GB2136981A (en) 1984-09-26
GB2136981B true GB2136981B (en) 1987-03-25

Family

ID=11754150

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08402206A Expired GB2136981B (en) 1983-01-27 1984-01-27 Magnetic toner for developing latent electrostatic images

Country Status (2)

Country Link
JP (1) JPS59137955A (en)
GB (1) GB2136981B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0680464B2 (en) * 1985-02-28 1994-10-12 キヤノン株式会社 Positively chargeable toner for electrostatic image development
JPH06103405B2 (en) * 1985-02-28 1994-12-14 キヤノン株式会社 Positively charging toner for electrostatic image development
JPS6396663A (en) * 1986-10-13 1988-04-27 Mita Ind Co Ltd Electrostatic charge image developing toner
JP2572756B2 (en) * 1986-11-07 1997-01-16 三菱化学株式会社 Toner for electrostatic image development
JP2704404B2 (en) * 1987-01-14 1998-01-26 富士ゼロックス株式会社 Image forming method
US4859550A (en) * 1988-09-02 1989-08-22 Xerox Corporation Smear resistant magnetic image character recognition processes
JP6775975B2 (en) * 2016-03-18 2020-10-28 キヤノン株式会社 Toner manufacturing method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635704A (en) * 1968-02-01 1972-01-18 Frank M Palermitl Imaging system
JPS5289928A (en) * 1976-01-22 1977-07-28 Mita Industrial Co Ltd Pressure fixing developing agent for electrostatography
GB1570239A (en) * 1976-07-06 1980-06-25 Konishiroku Photo Ind Electrically insulating magnetic toner for developing an electrostatic latent image
JPS5845023B2 (en) * 1978-03-10 1983-10-06 京セラミタ株式会社 Electrophotographic developer and its manufacturing method
JPS5927905B2 (en) * 1979-12-25 1984-07-09 京セラミタ株式会社 Electrostatographic copying method
JPS5745554A (en) * 1980-09-02 1982-03-15 Mita Ind Co Ltd Magnetic developer

Also Published As

Publication number Publication date
GB2136981A (en) 1984-09-26
GB8402206D0 (en) 1984-02-29
JPS59137955A (en) 1984-08-08

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20040126