JPS5466134A - Magnetic brush development method - Google Patents
Magnetic brush development methodInfo
- Publication number
- JPS5466134A JPS5466134A JP13268077A JP13268077A JPS5466134A JP S5466134 A JPS5466134 A JP S5466134A JP 13268077 A JP13268077 A JP 13268077A JP 13268077 A JP13268077 A JP 13268077A JP S5466134 A JPS5466134 A JP S5466134A
- Authority
- JP
- Japan
- Prior art keywords
- carrier
- magnetic fine
- insulating
- magnetic brush
- high resolution
- 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
Links
Landscapes
- Magnetic Brush Developing In Electrophotography (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
PURPOSE: To form good copied images having no fog and high resolution in an wide allowable range of toner to carrier mixing ratio, by using insulating magnetic carrier prepared by dispersing magnetic fine particles into an insulating resin.
CONSTITUTION: A resin and magnetic fine particles undergo melting, follwed by mixing, cooling finely pulverizing, and classifying. A particle size of 10W25 μ is used for carrier. The use of such insulating magnetic fine carrier enable good copied images of high resolution to be formed.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52132680A JPS5924416B2 (en) | 1977-11-05 | 1977-11-05 | Magnetic brush development method |
DE2847768A DE2847768C2 (en) | 1977-11-05 | 1978-11-03 | Electrophotographic development process |
US06/104,456 US4284702A (en) | 1977-11-05 | 1979-12-17 | Electrographic developing method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP52132680A JPS5924416B2 (en) | 1977-11-05 | 1977-11-05 | Magnetic brush development method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5466134A true JPS5466134A (en) | 1979-05-28 |
JPS5924416B2 JPS5924416B2 (en) | 1984-06-09 |
Family
ID=15086991
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52132680A Expired JPS5924416B2 (en) | 1977-11-05 | 1977-11-05 | Magnetic brush development method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5924416B2 (en) |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5692545A (en) * | 1979-12-26 | 1981-07-27 | Minolta Camera Co Ltd | Electrophotographic developing agent and developing method |
JPS56159654A (en) * | 1980-05-14 | 1981-12-09 | Fuji Xerox Co Ltd | Developing method |
JPS5714865A (en) * | 1980-06-30 | 1982-01-26 | Fuji Xerox Co Ltd | Developing method by magnetic brush |
JPS58121046A (en) * | 1982-01-13 | 1983-07-19 | Canon Inc | Electrophotographic carrier |
JPS59192262A (en) * | 1983-04-15 | 1984-10-31 | Minolta Camera Co Ltd | Electrophotographic magnetic developer |
JPS59222847A (en) * | 1983-06-02 | 1984-12-14 | Konishiroku Photo Ind Co Ltd | Developing method |
JPS62296156A (en) * | 1986-06-17 | 1987-12-23 | Fuji Xerox Co Ltd | Production of carrier for developer |
JPS62296157A (en) * | 1986-06-17 | 1987-12-23 | Fuji Xerox Co Ltd | Carrier for developer |
JPS6318364A (en) * | 1986-07-10 | 1988-01-26 | Minolta Camera Co Ltd | Binder type carrier |
US4791041A (en) * | 1986-06-05 | 1988-12-13 | Fuji Xerox Co., Ltd. | Magnetic carrier particles for electrophotographic developer |
JPS6462667A (en) * | 1987-09-03 | 1989-03-09 | Fuji Xerox Co Ltd | Developer for electrophotography |
US5340677A (en) * | 1991-04-26 | 1994-08-23 | Canon Kabushiki Kaisha | Carrier for electrophotography, two-component type developer for electrostatic images, process for producing carrier for electrophotography, and image forming method |
US6124067A (en) * | 1998-07-22 | 2000-09-26 | Canon Kabushiki Kaisha | Magnetic carrier, two-component developer and image forming method |
US6312862B1 (en) | 1998-11-06 | 2001-11-06 | Canon Kabushiki Kaisha | Two-component type developer and image forming method |
US6936394B2 (en) | 2001-02-28 | 2005-08-30 | Canon Kabushiki Kaisha | Replenishing developer and developing method |
JP2008177184A (en) * | 2007-01-16 | 2008-07-31 | Inoue Seisakusho:Kk | Water cooled transformer |
JP2009117714A (en) * | 2007-11-08 | 2009-05-28 | Hitachi Industrial Equipment Systems Co Ltd | Transformer |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4873034B2 (en) | 2009-03-26 | 2012-02-08 | 富士ゼロックス株式会社 | Two-component developer, developer cartridge, process cartridge, and image forming apparatus |
JP2010230873A (en) | 2009-03-26 | 2010-10-14 | Fuji Xerox Co Ltd | Carrier for replenishment, developer for replenishment, developer cartridge for replenishment, and image forming apparatus |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52145224A (en) * | 1976-05-28 | 1977-12-03 | Ricoh Co Ltd | Dry type developing powder |
-
1977
- 1977-11-05 JP JP52132680A patent/JPS5924416B2/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52145224A (en) * | 1976-05-28 | 1977-12-03 | Ricoh Co Ltd | Dry type developing powder |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5692545A (en) * | 1979-12-26 | 1981-07-27 | Minolta Camera Co Ltd | Electrophotographic developing agent and developing method |
JPH0121505B2 (en) * | 1979-12-26 | 1989-04-21 | Minolta Camera Kk | |
JPH0143301B2 (en) * | 1980-05-14 | 1989-09-20 | Fuji Xerox Co Ltd | |
JPS56159654A (en) * | 1980-05-14 | 1981-12-09 | Fuji Xerox Co Ltd | Developing method |
JPS5714865A (en) * | 1980-06-30 | 1982-01-26 | Fuji Xerox Co Ltd | Developing method by magnetic brush |
JPS58121046A (en) * | 1982-01-13 | 1983-07-19 | Canon Inc | Electrophotographic carrier |
JPH058423B2 (en) * | 1982-01-13 | 1993-02-02 | Canon Kk | |
JPS59192262A (en) * | 1983-04-15 | 1984-10-31 | Minolta Camera Co Ltd | Electrophotographic magnetic developer |
JPS59222847A (en) * | 1983-06-02 | 1984-12-14 | Konishiroku Photo Ind Co Ltd | Developing method |
US4791041A (en) * | 1986-06-05 | 1988-12-13 | Fuji Xerox Co., Ltd. | Magnetic carrier particles for electrophotographic developer |
JPS62296156A (en) * | 1986-06-17 | 1987-12-23 | Fuji Xerox Co Ltd | Production of carrier for developer |
JPS62296157A (en) * | 1986-06-17 | 1987-12-23 | Fuji Xerox Co Ltd | Carrier for developer |
JPH0690542B2 (en) * | 1986-07-10 | 1994-11-14 | ミノルタ株式会社 | Binder type carrier |
JPS6318364A (en) * | 1986-07-10 | 1988-01-26 | Minolta Camera Co Ltd | Binder type carrier |
JPS6462667A (en) * | 1987-09-03 | 1989-03-09 | Fuji Xerox Co Ltd | Developer for electrophotography |
US5340677A (en) * | 1991-04-26 | 1994-08-23 | Canon Kabushiki Kaisha | Carrier for electrophotography, two-component type developer for electrostatic images, process for producing carrier for electrophotography, and image forming method |
US6124067A (en) * | 1998-07-22 | 2000-09-26 | Canon Kabushiki Kaisha | Magnetic carrier, two-component developer and image forming method |
US6312862B1 (en) | 1998-11-06 | 2001-11-06 | Canon Kabushiki Kaisha | Two-component type developer and image forming method |
US6936394B2 (en) | 2001-02-28 | 2005-08-30 | Canon Kabushiki Kaisha | Replenishing developer and developing method |
JP2008177184A (en) * | 2007-01-16 | 2008-07-31 | Inoue Seisakusho:Kk | Water cooled transformer |
JP2009117714A (en) * | 2007-11-08 | 2009-05-28 | Hitachi Industrial Equipment Systems Co Ltd | Transformer |
Also Published As
Publication number | Publication date |
---|---|
JPS5924416B2 (en) | 1984-06-09 |
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