GB8919650D0 - Developer for developing electrostatic image - Google Patents

Developer for developing electrostatic image

Info

Publication number
GB8919650D0
GB8919650D0 GB898919650A GB8919650A GB8919650D0 GB 8919650 D0 GB8919650 D0 GB 8919650D0 GB 898919650 A GB898919650 A GB 898919650A GB 8919650 A GB8919650 A GB 8919650A GB 8919650 D0 GB8919650 D0 GB 8919650D0
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.)
Granted
Application number
GB898919650A
Other versions
GB2222463A (en
GB2222463B (en
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
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 true GB8919650D0 (en) 1989-10-11
GB2222463A GB2222463A (en) 1990-03-07
GB2222463B 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

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3720617A (en) * 1970-05-20 1973-03-13 Xerox Corp An electrostatic developer containing modified silicon dioxide particles
BE789988A (en) * 1971-10-12 1973-04-12 Xerox Corp COMPOSITION OF DEVELOPER AND METHOD FOR ITS USE
GB2052774B (en) * 1979-05-16 1983-03-16 Nippon Paint Co Ltd Toner for electrostatic photography
GB2114312B (en) * 1982-02-03 1985-11-06 Konishiroku Photo Ind Developer for electrostatic latent image
GB2128764B (en) * 1982-08-23 1986-02-19 Canon Kk Electrostatographic developer
JPS59201063A (en) * 1983-04-28 1984-11-14 Canon Inc Developer
JPS6023863A (en) * 1983-07-19 1985-02-06 Canon Inc Formation of image
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
JPS61116363A (en) * 1984-11-10 1986-06-03 Fuakoo:Kk Electrostatic latent image developing dry developer
JPS61183664A (en) * 1985-02-08 1986-08-16 Ricoh Co Ltd Electrostatic charge image developing toner
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 electrifiable developer
JPH0760273B2 (en) * 1987-10-26 1995-06-28 キヤノン株式会社 Magnetic developer

Also Published As

Publication number Publication date
JPH02167559A (en) 1990-06-27
DE3928948A1 (en) 1990-03-01
FR2635882B1 (en) 1994-06-03
IT1232172B (en) 1992-01-25
DE3928948C2 (en) 2000-06-29
GB2222463A (en) 1990-03-07
HK12594A (en) 1994-02-18
GB2222463B (en) 1993-05-26
FR2635882A1 (en) 1990-03-02
IT8948317A0 (en) 1989-08-31
JPH0799438B2 (en) 1995-10-25

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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