IT1026878B - Procedimento per preparare parti celle sferiche di ferrite e loro impiego in elettrostatografia - Google Patents

Procedimento per preparare parti celle sferiche di ferrite e loro impiego in elettrostatografia

Info

Publication number
IT1026878B
IT1026878B IT30308/74A IT3030874A IT1026878B IT 1026878 B IT1026878 B IT 1026878B IT 30308/74 A IT30308/74 A IT 30308/74A IT 3030874 A IT3030874 A IT 3030874A IT 1026878 B IT1026878 B IT 1026878B
Authority
IT
Italy
Prior art keywords
electrostatography
procedure
spherical cells
prepare parts
ferrite spherical
Prior art date
Application number
IT30308/74A
Other languages
English (en)
Italian (it)
Original Assignee
Xerox Corp
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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of IT1026878B publication Critical patent/IT1026878B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
    • 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
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or crystallographic structure
    • 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
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Compounds Of Iron (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
  • Catalysts (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IT30308/74A 1973-12-12 1974-12-09 Procedimento per preparare parti celle sferiche di ferrite e loro impiego in elettrostatografia IT1026878B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42414673A 1973-12-12 1973-12-12

Publications (1)

Publication Number Publication Date
IT1026878B true IT1026878B (it) 1978-10-20

Family

ID=23681631

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30308/74A IT1026878B (it) 1973-12-12 1974-12-09 Procedimento per preparare parti celle sferiche di ferrite e loro impiego in elettrostatografia

Country Status (10)

Country Link
JP (1) JPS5090996A (sv)
BR (1) BR7409417A (sv)
CA (1) CA1054837A (sv)
DE (1) DE2452671C3 (sv)
ES (1) ES432203A1 (sv)
FR (1) FR2254536B1 (sv)
GB (1) GB1481711A (sv)
IT (1) IT1026878B (sv)
NL (1) NL7415657A (sv)
SE (1) SE397887B (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU502548B2 (en) * 1975-10-29 1979-08-02 Xerox Corporation Ferrite electrostatographic carrier particles
FR2389968B1 (sv) * 1977-05-02 1983-02-04 Burroughs Corp
JPS58145625A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
JPS58145622A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
US4480093A (en) * 1983-05-23 1984-10-30 Borg-Warner Chemicals, Inc. Amines salts of phosphoric acid
JPS60458A (ja) * 1983-06-09 1985-01-05 Kanto Denka Kogyo Kk 電子写真用キヤリア−
JPS6060930A (ja) * 1983-09-13 1985-04-08 Dowa Mining Co Ltd フエライト球状粉の製造法
DE3809694A1 (de) * 1988-03-23 1989-10-05 Hoechst Ceram Tec Ag Verfahren zur herstellung eines trennmittels zum mehrlagigen brennen von keramikfolien
DE69012398T2 (de) * 1989-04-19 1995-02-02 Toda Kogyo Corp Ferritteilchen und Ferrit-Harz-Komposit für Verbundmagnetkern und Verfahren zu deren Herstellung.
JP2743009B2 (ja) * 1989-04-19 1998-04-22 戸田工業株式会社 ボンド磁心用フェライト粒子粉末及びその製造法
FR2786479B1 (fr) * 1998-11-26 2001-10-19 Commissariat Energie Atomique Preparation par atomisation-sechage d'une poudre coulable de bioxyde d'uranium obtenu par conversion en voie seche de l'uf6

Also Published As

Publication number Publication date
GB1481711A (en) 1977-08-03
DE2452671C3 (de) 1979-12-20
DE2452671A1 (de) 1975-06-26
ES432203A1 (es) 1977-02-16
FR2254536A1 (sv) 1975-07-11
DE2452671B2 (de) 1979-04-12
NL7415657A (nl) 1975-03-27
JPS5090996A (sv) 1975-07-21
FR2254536B1 (sv) 1982-04-16
SE397887B (sv) 1977-11-21
CA1054837A (en) 1979-05-22
SE7415379L (sv) 1975-06-13
BR7409417A (pt) 1976-05-18

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