JPS52135739A - Developing agent for electrostatic image - Google Patents

Developing agent for electrostatic image

Info

Publication number
JPS52135739A
JPS52135739A JP5214476A JP5214476A JPS52135739A JP S52135739 A JPS52135739 A JP S52135739A JP 5214476 A JP5214476 A JP 5214476A JP 5214476 A JP5214476 A JP 5214476A JP S52135739 A JPS52135739 A JP S52135739A
Authority
JP
Japan
Prior art keywords
developing agent
electrostatic image
toner
carrier
incorporated
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
JP5214476A
Other languages
Japanese (ja)
Other versions
JPS5322447B2 (en
Inventor
Toshihiko Oguchi
Kazuyoshi Saito
Tsutomu Kubo
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP5214476A priority Critical patent/JPS52135739A/en
Publication of JPS52135739A publication Critical patent/JPS52135739A/en
Publication of JPS5322447B2 publication Critical patent/JPS5322447B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Developing Agents For Electrophotography (AREA)

Abstract

PURPOSE: To provide a developing agent for electrostatic image, in which specific metal oxide powders are incorporated in toner to reduce or suppress contamination phenomenon on carrier or photoconductive surface and impart strong positive charging characteristic to toner.
COPYRIGHT: (C)1977,JPO&Japio
JP5214476A 1976-05-10 1976-05-10 Developing agent for electrostatic image Granted JPS52135739A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5214476A JPS52135739A (en) 1976-05-10 1976-05-10 Developing agent for electrostatic image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5214476A JPS52135739A (en) 1976-05-10 1976-05-10 Developing agent for electrostatic image

Publications (2)

Publication Number Publication Date
JPS52135739A true JPS52135739A (en) 1977-11-14
JPS5322447B2 JPS5322447B2 (en) 1978-07-08

Family

ID=12906671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5214476A Granted JPS52135739A (en) 1976-05-10 1976-05-10 Developing agent for electrostatic image

Country Status (1)

Country Link
JP (1) JPS52135739A (en)

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5366235A (en) * 1976-11-26 1978-06-13 Hitachi Metals Ltd Developing powder for use in developing electric charge image
JPS5447657A (en) * 1977-09-22 1979-04-14 Hitachi Metals Ltd Magnetic toner
JPS5447656A (en) * 1977-09-22 1979-04-14 Hitachi Metals Ltd Magnetic toner
JPS5453541A (en) * 1977-10-05 1979-04-26 Hitachi Metals Ltd Magnetic toner and production thereof
JPS5456840A (en) * 1977-10-14 1979-05-08 Hitachi Metals Ltd Electrostatic latent image developing toner
JPS5484731A (en) * 1977-12-19 1979-07-05 Fuji Xerox Co Ltd Preparation of magnetic toner
JPS56114973A (en) * 1980-02-15 1981-09-09 Canon Inc Developing method
JPS56128956A (en) * 1980-03-13 1981-10-08 Toray Ind Inc Dry toner
JPS56140356A (en) * 1980-04-03 1981-11-02 Toray Ind Inc Dry toner
JPS5778551A (en) * 1980-11-04 1982-05-17 Canon Inc Developer
JPS58132757A (en) * 1982-02-03 1983-08-08 Konishiroku Photo Ind Co Ltd Electrostatic image developer and image formation method
JPS58185405A (en) * 1982-04-26 1983-10-29 Nippon Aerojiru Kk Fine powder of surface-modified metal oxide
JPS58205160A (en) * 1982-05-25 1983-11-30 Konishiroku Photo Ind Co Ltd Electrostatic image developer and image forming method
JPS58216252A (en) * 1982-06-11 1983-12-15 Nippon Aerojiru Kk Dry type toner
JPS5957254A (en) * 1982-09-27 1984-04-02 Canon Inc Preparation of toner
JPS59200254A (en) * 1983-04-28 1984-11-13 Kao Corp Magnetic toner
JPS60130750A (en) * 1983-12-19 1985-07-12 Kao Corp Magnetic toner
JPS6115153A (en) * 1984-06-30 1986-01-23 Tomoegawa Paper Co Ltd Developer for positive charge image
JPS622272A (en) * 1985-06-27 1987-01-08 Mitsubishi Chem Ind Ltd Toner for developing electrostatic charge image
US4973540A (en) * 1988-08-31 1990-11-27 Minolta Camera Kabushiki Kaisha Developer for electrostatic latent image containing fine particle comprising positively and negatively chargeable polar group
US5429902A (en) * 1992-11-20 1995-07-04 Fuji Xerox Co., Ltd. Electrophotographic toner composition and image formation method using the same
EP0761774A1 (en) * 1995-09-06 1997-03-12 MITSUI MINING & SMELTING CO., LTD. Coated zinc oxide powder and coated zinc oxide powder-containing composition
US6331373B1 (en) 1995-01-26 2001-12-18 Nippon Shokubai Co., Ltd. Developer for electrostatic image
US6852460B2 (en) 2001-04-23 2005-02-08 Kyocera Corporation Toner and image forming method using the same
JP2006321844A (en) * 2005-05-17 2006-11-30 Tokuyama Corp Method for producing inorganic powder having amino group
US8663885B2 (en) 2011-08-11 2014-03-04 Kyocera Document Solutions Inc. Positively chargeable toner

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06103403B2 (en) * 1985-07-15 1994-12-14 キヤノン株式会社 Positively charged magnetic developer
JPH0736082B2 (en) * 1985-08-31 1995-04-19 キヤノン株式会社 Positively charged developer
JP3318997B2 (en) * 1993-02-03 2002-08-26 三菱マテリアル株式会社 Hydrophobic silica powder, its production method and developer for electrophotography
EP0713153B1 (en) 1994-11-08 2001-03-14 Canon Kabushiki Kaisha Toner for developing electrostatic images, two component type developer, developing method, image forming method, heat fixing method, and process for producing toner
DE10138574A1 (en) * 2001-08-06 2003-02-27 Degussa Granules based on pyrogenically produced aluminum oxide, process for their production and their use

Cited By (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5366235A (en) * 1976-11-26 1978-06-13 Hitachi Metals Ltd Developing powder for use in developing electric charge image
JPS543374B2 (en) * 1976-11-26 1979-02-22
JPS5447657A (en) * 1977-09-22 1979-04-14 Hitachi Metals Ltd Magnetic toner
JPS5447656A (en) * 1977-09-22 1979-04-14 Hitachi Metals Ltd Magnetic toner
JPS5453541A (en) * 1977-10-05 1979-04-26 Hitachi Metals Ltd Magnetic toner and production thereof
JPS5456840A (en) * 1977-10-14 1979-05-08 Hitachi Metals Ltd Electrostatic latent image developing toner
JPS5484731A (en) * 1977-12-19 1979-07-05 Fuji Xerox Co Ltd Preparation of magnetic toner
JPS603181B2 (en) * 1977-12-19 1985-01-26 富士ゼロックス株式会社 Method for manufacturing magnetic toner
JPS56114973A (en) * 1980-02-15 1981-09-09 Canon Inc Developing method
JPS56128956A (en) * 1980-03-13 1981-10-08 Toray Ind Inc Dry toner
JPS56140356A (en) * 1980-04-03 1981-11-02 Toray Ind Inc Dry toner
JPS5778551A (en) * 1980-11-04 1982-05-17 Canon Inc Developer
JPS6355700B2 (en) * 1980-11-04 1988-11-04 Canon Kk
JPS58132757A (en) * 1982-02-03 1983-08-08 Konishiroku Photo Ind Co Ltd Electrostatic image developer and image formation method
JPH0119582B2 (en) * 1982-02-03 1989-04-12 Konishiroku Photo Ind
JPH0131442B2 (en) * 1982-04-26 1989-06-26 Nippon Aerojiru Kk
JPS58185405A (en) * 1982-04-26 1983-10-29 Nippon Aerojiru Kk Fine powder of surface-modified metal oxide
JPH0119583B2 (en) * 1982-05-25 1989-04-12 Konishiroku Photo Ind
JPS58205160A (en) * 1982-05-25 1983-11-30 Konishiroku Photo Ind Co Ltd Electrostatic image developer and image forming method
JPS58216252A (en) * 1982-06-11 1983-12-15 Nippon Aerojiru Kk Dry type toner
JPS5957254A (en) * 1982-09-27 1984-04-02 Canon Inc Preparation of toner
JPH0513310B2 (en) * 1982-09-27 1993-02-22 Canon Kk
JPS59200254A (en) * 1983-04-28 1984-11-13 Kao Corp Magnetic toner
JPS60130750A (en) * 1983-12-19 1985-07-12 Kao Corp Magnetic toner
JPH0352857B2 (en) * 1984-06-30 1991-08-13 Tomoegawa Paper Co Ltd
JPS6115153A (en) * 1984-06-30 1986-01-23 Tomoegawa Paper Co Ltd Developer for positive charge image
JPS622272A (en) * 1985-06-27 1987-01-08 Mitsubishi Chem Ind Ltd Toner for developing electrostatic charge image
US4973540A (en) * 1988-08-31 1990-11-27 Minolta Camera Kabushiki Kaisha Developer for electrostatic latent image containing fine particle comprising positively and negatively chargeable polar group
US5429902A (en) * 1992-11-20 1995-07-04 Fuji Xerox Co., Ltd. Electrophotographic toner composition and image formation method using the same
US6331373B1 (en) 1995-01-26 2001-12-18 Nippon Shokubai Co., Ltd. Developer for electrostatic image
EP0761774A1 (en) * 1995-09-06 1997-03-12 MITSUI MINING & SMELTING CO., LTD. Coated zinc oxide powder and coated zinc oxide powder-containing composition
US6852460B2 (en) 2001-04-23 2005-02-08 Kyocera Corporation Toner and image forming method using the same
JP2006321844A (en) * 2005-05-17 2006-11-30 Tokuyama Corp Method for producing inorganic powder having amino group
US8663885B2 (en) 2011-08-11 2014-03-04 Kyocera Document Solutions Inc. Positively chargeable toner

Also Published As

Publication number Publication date
JPS5322447B2 (en) 1978-07-08

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