SE397887B - Forfarande for framstellning av i huvudsak sferiska, halrumsfria ferritpartiklar - Google Patents

Forfarande for framstellning av i huvudsak sferiska, halrumsfria ferritpartiklar

Info

Publication number
SE397887B
SE397887B SE7415379A SE7415379A SE397887B SE 397887 B SE397887 B SE 397887B SE 7415379 A SE7415379 A SE 7415379A SE 7415379 A SE7415379 A SE 7415379A SE 397887 B SE397887 B SE 397887B
Authority
SE
Sweden
Prior art keywords
spheric
procedure
preparation
space
ferrite particles
Prior art date
Application number
SE7415379A
Other languages
English (en)
Other versions
SE7415379L (sv
Inventor
Jr M M Deyoung
D Diorazio
Jr J R Walrath
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
Publication of SE7415379L publication Critical patent/SE7415379L/xx
Publication of SE397887B publication Critical patent/SE397887B/sv

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)
  • Catalysts (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
SE7415379A 1973-12-12 1974-12-09 Forfarande for framstellning av i huvudsak sferiska, halrumsfria ferritpartiklar SE397887B (sv)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
SE7415379L SE7415379L (sv) 1975-06-13
SE397887B true SE397887B (sv) 1977-11-21

Family

ID=23681631

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7415379A SE397887B (sv) 1973-12-12 1974-12-09 Forfarande for framstellning av i huvudsak sferiska, halrumsfria ferritpartiklar

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
MX146295A (es) * 1975-10-29 1982-06-03 Xerox Corp Metodo mejorado para producir particulas de ferrita recubiertas e insensibles a la humedad
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
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
DE69012398T2 (de) * 1989-04-19 1995-02-02 Toda Kogyo Corp Ferritteilchen und Ferrit-Harz-Komposit für Verbundmagnetkern und Verfahren zu deren Herstellung.
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
CA1054837A (en) 1979-05-22
NL7415657A (nl) 1975-03-27
DE2452671A1 (de) 1975-06-26
DE2452671C3 (de) 1979-12-20
DE2452671B2 (de) 1979-04-12
SE7415379L (sv) 1975-06-13
ES432203A1 (es) 1977-02-16
BR7409417A (pt) 1976-05-18
IT1026878B (it) 1978-10-20
FR2254536B1 (sv) 1982-04-16
FR2254536A1 (sv) 1975-07-11
GB1481711A (en) 1977-08-03
JPS5090996A (sv) 1975-07-21

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