DE3376454D1 - Two-component type dry developer - Google Patents

Two-component type dry developer

Info

Publication number
DE3376454D1
DE3376454D1 DE8383104092T DE3376454T DE3376454D1 DE 3376454 D1 DE3376454 D1 DE 3376454D1 DE 8383104092 T DE8383104092 T DE 8383104092T DE 3376454 T DE3376454 T DE 3376454T DE 3376454 D1 DE3376454 D1 DE 3376454D1
Authority
DE
Germany
Prior art keywords
component type
type dry
dry developer
developer
component
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
DE8383104092T
Other languages
German (de)
English (en)
Inventor
Michio Kashiwagi
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.)
Toray Industries Inc
Original Assignee
Toray Industries 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 Toray Industries Inc filed Critical Toray Industries Inc
Application granted granted Critical
Publication of DE3376454D1 publication Critical patent/DE3376454D1/de
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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
DE8383104092T 1982-05-17 1983-04-26 Two-component type dry developer Expired DE3376454D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57081504A JPS58199355A (ja) 1982-05-17 1982-05-17 二成分系現像剤

Publications (1)

Publication Number Publication Date
DE3376454D1 true DE3376454D1 (en) 1988-06-01

Family

ID=13748186

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383104092T Expired DE3376454D1 (en) 1982-05-17 1983-04-26 Two-component type dry developer

Country Status (4)

Country Link
US (1) US4482621A (enExample)
EP (1) EP0095050B1 (enExample)
JP (1) JPS58199355A (enExample)
DE (1) DE3376454D1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938755A (ja) * 1982-08-30 1984-03-02 Konishiroku Photo Ind Co Ltd 静電荷像現像用キヤリア
US4626487A (en) * 1983-08-03 1986-12-02 Canon Kabushiki Kaisha Particulate developer containing inorganic scraper particles and image forming method using the same
JPS6087352A (ja) * 1983-10-19 1985-05-17 Canon Inc トナ−塗布方法
JPH0648399B2 (ja) * 1984-02-17 1994-06-22 三田工業株式会社 静電像の現像方法
GB2158257B (en) * 1984-03-09 1987-12-31 Canon Kk Developing an electrophotographic latent image
US4609603A (en) * 1984-12-14 1986-09-02 Xerox Corporation Process for achieving consistent high quality images with magnetic developer composition
JPH0740142B2 (ja) * 1985-11-05 1995-05-01 日本カーバイド工業株式会社 静電荷像現像用トナ−
JP2742258B2 (ja) * 1986-05-01 1998-04-22 シャープ株式会社 静電潜像を現像する現像剤
US5260160A (en) * 1988-08-30 1993-11-09 Tdk Corporation Magnetic composition and method for developing electrostatic latent images
US5381219A (en) * 1992-11-02 1995-01-10 Eastman Kodak Company Size distribution of carrier particles for use in a magnetic brush
US5547797A (en) * 1993-08-05 1996-08-20 Minolta Co., Ltd. Developer for developing electrostatic latent images
US6534232B1 (en) * 1999-05-10 2003-03-18 Ricoh Company, Ltd. Electrophotographic image formation method, carrier for two-component developer, two-component developer, container holding therein the two-component developer, and electrophotographic image formation apparatus
EP1490438B1 (en) * 2002-03-28 2009-06-24 Arizona Chemical Company Resinates from monomer fatty acids
JP2003345064A (ja) * 2002-05-28 2003-12-03 Ricoh Co Ltd 電子写真用トナー
JP6633898B2 (ja) * 2015-11-27 2020-01-22 Ｄｏｗａエレクトロニクス株式会社 キャリア芯材並びにこれを用いた電子写真現像用キャリア及び電子写真用現像剤
JP7703933B2 (ja) * 2021-07-19 2025-07-08 京セラドキュメントソリューションズ株式会社 現像装置及び画像形成装置
JP7690801B2 (ja) * 2021-07-19 2025-06-11 京セラドキュメントソリューションズ株式会社 現像装置及び画像形成装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838054A (en) * 1972-03-21 1974-09-24 Eastman Kodak Co Electrostatic developer composition containing both rough and smooth carrier particles
US3969251A (en) * 1974-05-30 1976-07-13 Xerox Corporation Developer mixture
US4040969A (en) * 1974-05-30 1977-08-09 Xerox Corporation High surface area carrier
JPS51117040A (en) * 1975-04-07 1976-10-14 Toshiba Corp Developer for electronic photography
JPS5233732A (en) * 1975-09-10 1977-03-15 Kanto Denka Kogyo Kk Method fro manufacturing carriers for electrophotography
JPS5252639A (en) * 1975-10-27 1977-04-27 Mita Ind Co Ltd Electrostatic photographic developer
US4108786A (en) * 1975-12-16 1978-08-22 Mita Industrial Company Ltd. Magnetic dry developer for electrostatic photography and process for preparation thereof
JPS53110836A (en) * 1977-03-09 1978-09-27 Konishiroku Photo Ind Co Ltd Iron powder developing carrier for electrostatic image and its manufacture as well as developing and agent image formation method
JPS5913732B2 (ja) * 1977-07-05 1984-03-31 コニカ株式会社 鉄粉現像担体及びその製造方法並びに現像剤と画像形成方法
JPS5684402A (en) * 1979-12-14 1981-07-09 Nippon Teppun Kk Iron powder as core materials for resin-coated carrier
US4379825A (en) * 1980-02-14 1983-04-12 Canon Kabushiki Kaisha Porous electrophotographic toner and preparation process of making

Also Published As

Publication number Publication date
EP0095050B1 (en) 1988-04-27
US4482621A (en) 1984-11-13
EP0095050A2 (en) 1983-11-30
JPS58199355A (ja) 1983-11-19
EP0095050A3 (en) 1984-07-11
JPH0136935B2 (enExample) 1989-08-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee