SE397887B - PROCEDURE FOR THE PREPARATION OF ESPECIALLY SPHERIC, SPACE-FREE FERRITE PARTICLES - Google Patents

PROCEDURE FOR THE PREPARATION OF ESPECIALLY SPHERIC, SPACE-FREE FERRITE PARTICLES

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
Swedish (sv)
Other versions
SE7415379L (en
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/en

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)
SE7415379A 1973-12-12 1974-12-09 PROCEDURE FOR THE PREPARATION OF ESPECIALLY SPHERIC, SPACE-FREE FERRITE PARTICLES SE397887B (en)

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 (en) 1975-06-13
SE397887B true SE397887B (en) 1977-11-21

Family

ID=23681631

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7415379A SE397887B (en) 1973-12-12 1974-12-09 PROCEDURE FOR THE PREPARATION OF ESPECIALLY SPHERIC, SPACE-FREE FERRITE PARTICLES

Country Status (10)

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

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 (en) * 1977-05-02 1983-02-04 Burroughs Corp
JPS58145625A (en) * 1982-02-12 1983-08-30 Tdk Corp Magnetic carrier particle
JPS58145622A (en) * 1982-02-12 1983-08-30 Tdk Corp Magnetic carrier particle
US4480093A (en) * 1983-05-23 1984-10-30 Borg-Warner Chemicals, Inc. Amines salts of phosphoric acid
JPS60458A (en) * 1983-06-09 1985-01-05 Kanto Denka Kogyo Kk Carrier for electrophotography
JPS6060930A (en) * 1983-09-13 1985-04-08 Dowa Mining Co Ltd Manufacture of spherical ferrite powder
DE3809694A1 (en) * 1988-03-23 1989-10-05 Hoechst Ceram Tec Ag METHOD FOR PRODUCING A RELEASE AGENT FOR MULTI-LAYER BURNING CERAMIC FILMS
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
JP2743009B2 (en) * 1989-04-19 1998-04-22 戸田工業株式会社 Ferrite particle powder for bond core and method for producing the same
FR2786479B1 (en) * 1998-11-26 2001-10-19 Commissariat Energie Atomique PREPARATION BY ATOMIZATION-DRYING OF A CASTABLE POWDER OF URANIUM BIOXIDE OBTAINED BY DRY CONVERSION OF UF6

Also Published As

Publication number Publication date
DE2452671C3 (en) 1979-12-20
CA1054837A (en) 1979-05-22
FR2254536B1 (en) 1982-04-16
SE7415379L (en) 1975-06-13
GB1481711A (en) 1977-08-03
DE2452671B2 (en) 1979-04-12
BR7409417A (en) 1976-05-18
ES432203A1 (en) 1977-02-16
DE2452671A1 (en) 1975-06-26
JPS5090996A (en) 1975-07-21
NL7415657A (en) 1975-03-27
FR2254536A1 (en) 1975-07-11
IT1026878B (en) 1978-10-20

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