DE3270929D1 - Method for making magnetic toner - Google Patents

Method for making magnetic toner

Info

Publication number
DE3270929D1
DE3270929D1 DE8282300538T DE3270929T DE3270929D1 DE 3270929 D1 DE3270929 D1 DE 3270929D1 DE 8282300538 T DE8282300538 T DE 8282300538T DE 3270929 T DE3270929 T DE 3270929T DE 3270929 D1 DE3270929 D1 DE 3270929D1
Authority
DE
Germany
Prior art keywords
magnetic toner
making magnetic
making
toner
magnetic
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
DE8282300538T
Other languages
German (de)
English (en)
Inventor
Kazuhiko Nasu
Tadashi Sakairi
Akira Minobe
Konomu Ohmura
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11871501&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3270929(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE3270929D1 publication Critical patent/DE3270929D1/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
    • G03G9/0802—Preparation methods
    • G03G9/0808—Preparation methods by dry mixing the toner components in solid or softened state

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Hard Magnetic Materials (AREA)
DE8282300538T 1981-02-03 1982-02-02 Method for making magnetic toner Expired DE3270929D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56014814A JPS57129444A (en) 1981-02-03 1981-02-03 Production of magnetic toner

Publications (1)

Publication Number Publication Date
DE3270929D1 true DE3270929D1 (en) 1986-06-12

Family

ID=11871501

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282300538T Expired DE3270929D1 (en) 1981-02-03 1982-02-02 Method for making magnetic toner

Country Status (3)

Country Link
EP (1) EP0057613B1 (fr)
JP (1) JPS57129444A (fr)
DE (1) DE3270929D1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07120076B2 (ja) * 1987-03-31 1995-12-20 キヤノン株式会社 静電荷像現像用トナ−の製造方法
JPS63244057A (ja) * 1987-03-31 1988-10-11 Canon Inc 静電荷像現像用トナ−の製造方法
JPH0299972A (ja) * 1988-10-07 1990-04-11 Tomoegawa Paper Co Ltd 静電荷像用トナーの製造方法
EP0390527B1 (fr) * 1989-03-29 1996-02-21 Bando Chemical Industries, Limited Révélateurs pour l'électrophotographie et procédé pour leur fabrication
JP3363495B2 (ja) * 1991-12-04 2003-01-08 キヤノン株式会社 トナーの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU499347B2 (en) * 1975-11-06 1979-04-12 Subligraphics S.A. Spray dried magnetic developer
US4199614A (en) * 1976-08-02 1980-04-22 Xerox Corporation Transparent colored magnetic materials and electrostatographic process

Also Published As

Publication number Publication date
JPS6333696B2 (fr) 1988-07-06
EP0057613B1 (fr) 1986-05-07
JPS57129444A (en) 1982-08-11
EP0057613A1 (fr) 1982-08-11

Similar Documents

Publication Publication Date Title
DE3479450D1 (en) Electrophotography method
JPS56106244A (en) Photgraphiccelement contrast developing method
GB2070029B (en) Method for manufacturing toner for electrophotography
EP0120306A3 (en) Image-forming method
GB8419521D0 (en) Developing method
DE3272689D1 (en) Electrophotographic recording method
GB8512156D0 (en) Developing method
DE3376456D1 (en) Magnetic recording method
GB2149692B (en) Apparatus for electrophotography
EP0121930A3 (en) Image-forming method
DE3466093D1 (en) Magnetic toner
JPS56104336A (en) Magnetic toner
GB2129951B (en) Magnetic toners
GB2106499B (en) Method for making benzoylphenylureas
JPS56113144A (en) Magnetic toner
GB2108048B (en) Thermo-magnetic recording method
GB8407567D0 (en) Developing method
DE3164477D1 (en) Electrophotographic imaging method
GB2106500B (en) Method for making benzoylphenylureas
GB2121553B (en) Magnetic toner
DE3270929D1 (en) Method for making magnetic toner
GB8426269D0 (en) Developing method
GB8402206D0 (en) Magnetic toner
GB2095414B (en) Electrophotographic reproducing apparatus
GB2106501B (en) Method for making benzoylphenylureas

Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation