ES432203A1 - Un procedimiento de fabricacion de particulas de ferrita esencialmente esfericas, exentas de huecos. - Google Patents

Un procedimiento de fabricacion de particulas de ferrita esencialmente esfericas, exentas de huecos.

Info

Publication number
ES432203A1
ES432203A1 ES432203A ES432203A ES432203A1 ES 432203 A1 ES432203 A1 ES 432203A1 ES 432203 A ES432203 A ES 432203A ES 432203 A ES432203 A ES 432203A ES 432203 A1 ES432203 A1 ES 432203A1
Authority
ES
Spain
Prior art keywords
dried
essentially spherical
ferrites
spray
suspension
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
ES432203A
Other languages
English (en)
Spanish (es)
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.)
Xerox Corp
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 ES432203A1 publication Critical patent/ES432203A1/es
Expired legal-status Critical Current

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)
  • Power Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic 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)
ES432203A 1973-12-12 1974-11-22 Un procedimiento de fabricacion de particulas de ferrita esencialmente esfericas, exentas de huecos. Expired ES432203A1 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES432203A1 true ES432203A1 (es) 1977-02-16

Family

ID=23681631

Family Applications (1)

Application Number Title Priority Date Filing Date
ES432203A Expired ES432203A1 (es) 1973-12-12 1974-11-22 Un procedimiento de fabricacion de particulas de ferrita esencialmente esfericas, exentas de huecos.

Country Status (10)

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

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 (enrdf_load_stackoverflow) * 1977-05-02 1983-02-04 Burroughs Corp
JPS58145622A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
JPS58145625A (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
EP0394020B1 (en) * 1989-04-19 1994-09-14 Toda Kogyo Corp. Ferrite particles and ferrite resin composite for bonded magnetic core and process for their production
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
SE7415379L (enrdf_load_stackoverflow) 1975-06-13
GB1481711A (en) 1977-08-03
DE2452671C3 (de) 1979-12-20
DE2452671B2 (de) 1979-04-12
CA1054837A (en) 1979-05-22
DE2452671A1 (de) 1975-06-26
JPS5090996A (enrdf_load_stackoverflow) 1975-07-21
SE397887B (sv) 1977-11-21
NL7415657A (nl) 1975-03-27
FR2254536A1 (enrdf_load_stackoverflow) 1975-07-11
BR7409417A (pt) 1976-05-18
FR2254536B1 (enrdf_load_stackoverflow) 1982-04-16
IT1026878B (it) 1978-10-20

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