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GB2222463B - Developer for developing electrostatic image - Google Patents

Developer for developing electrostatic image

Info

Publication number
GB2222463B
GB2222463B GB8919650A GB8919650A GB2222463B GB 2222463 B GB2222463 B GB 2222463B GB 8919650 A GB8919650 A GB 8919650A GB 8919650 A GB8919650 A GB 8919650A GB 2222463 B GB2222463 B GB 2222463B
Authority
GB
United Kingdom
Prior art keywords
developer
electrostatic image
developing electrostatic
developing
image
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
GB8919650A
Other versions
GB2222463A (en
GB8919650D0 (en
Inventor
Toshiaki Nakahara
Hirode Tanikawa
Satoshi Yoshida
Masatsugu Fujiwara
Kiichiro Sakashita
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of GB8919650D0 publication Critical patent/GB8919650D0/en
Publication of GB2222463A publication Critical patent/GB2222463A/en
Application granted granted Critical
Publication of GB2222463B publication Critical patent/GB2222463B/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
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09708—Inorganic compounds
    • G03G9/09725—Silicon-oxides; Silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
GB8919650A 1988-08-31 1989-08-31 Developer for developing electrostatic image Expired - Fee Related GB2222463B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21516288 1988-08-31

Publications (3)

Publication Number Publication Date
GB8919650D0 GB8919650D0 (en) 1989-10-11
GB2222463A GB2222463A (en) 1990-03-07
GB2222463B true GB2222463B (en) 1993-05-26

Family

ID=16667680

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8919650A Expired - Fee Related GB2222463B (en) 1988-08-31 1989-08-31 Developer for developing electrostatic image

Country Status (6)

Country Link
JP (1) JPH0799438B2 (en)
DE (1) DE3928948C2 (en)
FR (1) FR2635882B1 (en)
GB (1) GB2222463B (en)
HK (1) HK12594A (en)
IT (1) IT1232172B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2633130B2 (en) * 1991-03-08 1997-07-23 キヤノン株式会社 Magnetic toner, image forming method, surface-modified silica fine powder and method for producing the same
DE102004057997A1 (en) * 2004-12-01 2006-06-08 Wacker Chemie Ag Metal oxides with a permanent positive surface charge over a wide pH range
JP2011081022A (en) * 2009-09-14 2011-04-21 Ricoh Co Ltd Electrophotographic toner

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1347318A (en) * 1970-05-20 1974-02-27 Xerox Corp Electrostatographic developing material
GB1402010A (en) * 1971-10-12 1975-08-06 Xerox Corp Electrostatographic developing material
GB2052774A (en) * 1979-05-16 1981-01-28 Nippon Paint Co Ltd Toner for electrostatic photography
GB2114312A (en) * 1982-02-03 1983-08-17 Konishiroku Photo Ind Developer for electrostatic latent image
GB2128764A (en) * 1982-08-23 1984-05-02 Canon Kk Electrostatographic developer
GB2144555A (en) * 1983-07-19 1985-03-06 Canon Kk Electrophotographic developer containing positively chargeable silica particles
GB2166881A (en) * 1984-11-10 1986-05-14 Faco Corp Ltd Dry-type developing agent electrostatic latent image
GB2170917A (en) * 1985-02-08 1986-08-13 Ricoh Kk Non-magnetic one-component electrophotographic developer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59201063A (en) * 1983-04-28 1984-11-14 Canon Inc Developer
JPS60107036A (en) * 1983-11-15 1985-06-12 Konishiroku Photo Ind Co Ltd Electrostatic charge image developing toner
US4702986A (en) * 1984-08-30 1987-10-27 Canon Kabushiki Kaisha Electrophotographic method uses toner of polyalkylene and non-magnetic inorganic fine powder
JPH083651B2 (en) * 1986-06-26 1996-01-17 キヤノン株式会社 Method for producing electrophotographic developer
JPS6373271A (en) * 1986-09-17 1988-04-02 Canon Inc Positively charging developer
JPH0760273B2 (en) * 1987-10-26 1995-06-28 キヤノン株式会社 Magnetic developer

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1347318A (en) * 1970-05-20 1974-02-27 Xerox Corp Electrostatographic developing material
GB1402010A (en) * 1971-10-12 1975-08-06 Xerox Corp Electrostatographic developing material
GB2052774A (en) * 1979-05-16 1981-01-28 Nippon Paint Co Ltd Toner for electrostatic photography
GB2114312A (en) * 1982-02-03 1983-08-17 Konishiroku Photo Ind Developer for electrostatic latent image
GB2128764A (en) * 1982-08-23 1984-05-02 Canon Kk Electrostatographic developer
GB2144555A (en) * 1983-07-19 1985-03-06 Canon Kk Electrophotographic developer containing positively chargeable silica particles
GB2166881A (en) * 1984-11-10 1986-05-14 Faco Corp Ltd Dry-type developing agent electrostatic latent image
GB2170917A (en) * 1985-02-08 1986-08-13 Ricoh Kk Non-magnetic one-component electrophotographic developer

Also Published As

Publication number Publication date
JPH0799438B2 (en) 1995-10-25
IT8948317A0 (en) 1989-08-31
FR2635882B1 (en) 1994-06-03
DE3928948C2 (en) 2000-06-29
FR2635882A1 (en) 1990-03-02
GB2222463A (en) 1990-03-07
DE3928948A1 (en) 1990-03-01
IT1232172B (en) 1992-01-25
GB8919650D0 (en) 1989-10-11
JPH02167559A (en) 1990-06-27
HK12594A (en) 1994-02-18

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Legal Events

Date Code Title Description
711B Application made for correction of error (sect. 117/77)
711H Case decided by the comptr. ** correction allowed (sect. 117/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080831