GB1498352A - Production of dry copier toner carrier particles - Google Patents

Production of dry copier toner carrier particles

Info

Publication number
GB1498352A
GB1498352A GB15057/76A GB1505776A GB1498352A GB 1498352 A GB1498352 A GB 1498352A GB 15057/76 A GB15057/76 A GB 15057/76A GB 1505776 A GB1505776 A GB 1505776A GB 1498352 A GB1498352 A GB 1498352A
Authority
GB
United Kingdom
Prior art keywords
particles
iron
drum
separator
carrier particles
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
GB15057/76A
Other languages
English (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.)
Hoechst AG
Original Assignee
Hoechst AG
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
Priority claimed from DE19752516170 external-priority patent/DE2516170A1/de
Priority claimed from DE19752526757 external-priority patent/DE2526757A1/de
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of GB1498352A publication Critical patent/GB1498352A/en
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
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/06—Developing
    • G03G13/08—Developing using a solid developer, e.g. powder developer
    • G03G13/09—Developing using a solid developer, e.g. powder developer using magnetic brush
    • 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
    • G03G9/1087—Specified elemental magnetic metal or alloy, e.g. alnico comprising iron, nickel, cobalt, and aluminum, or permalloy comprising iron and nickel

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Developing Agents For Electrophotography (AREA)
GB15057/76A 1975-04-14 1976-04-13 Production of dry copier toner carrier particles Expired GB1498352A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19752516170 DE2516170A1 (de) 1975-04-14 1975-04-14 Verfahren zur herstellung von tonertraegerteilchen fuer nach dem magnetbuerstenverfahren arbeitende trockenkopiergeraete
DE19752526757 DE2526757A1 (de) 1975-06-14 1975-06-14 Verfahren zur herstellung von tonertraegerteilchen fuer nach dem magnetbuerstenverfahren arbeitende trockenkopiergeraete

Publications (1)

Publication Number Publication Date
GB1498352A true GB1498352A (en) 1978-01-18

Family

ID=25768758

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15057/76A Expired GB1498352A (en) 1975-04-14 1976-04-13 Production of dry copier toner carrier particles

Country Status (4)

Country Link
JP (1) JPS51127735A (fr)
FR (1) FR2308131A1 (fr)
GB (1) GB1498352A (fr)
NL (1) NL7603978A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2187117B (en) * 1986-02-28 1990-10-24 De Beers Ind Diamond Method and apparatus for separating particles into fractions

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57181555A (en) * 1981-05-02 1982-11-09 Dowa Teppun Kogyo Kk Spherical powdered iron carrier
US4592988A (en) * 1984-08-15 1986-06-03 Halomet, Inc. Ferrite toner carrier core composition derived from fly ash
JPS62174774A (ja) * 1986-01-28 1987-07-31 Fujitsu Ltd ２成分現像剤の製造方法および装置
JP3812955B2 (ja) * 1993-08-24 2006-08-23 株式会社Ｎｅｏｍａｘ 現像剤用キャリアおよびそれを使用した画像形成方法
JP3885556B2 (ja) * 2001-10-31 2007-02-21 富士ゼロックス株式会社 画像形成方法、該方法に用いる補給用トナーおよびその製造方法、並びにキャリア含有トナーカートリッジ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2187117B (en) * 1986-02-28 1990-10-24 De Beers Ind Diamond Method and apparatus for separating particles into fractions

Also Published As

Publication number Publication date
FR2308131B1 (fr) 1979-05-04
NL7603978A (nl) 1976-10-18
JPS51127735A (en) 1976-11-08
FR2308131A1 (fr) 1976-11-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee