CA1082025A - Coated carrier particles with magnitude of triboelectric charge controlled and method of making same - Google Patents

Coated carrier particles with magnitude of triboelectric charge controlled and method of making same

Info

Publication number
CA1082025A
CA1082025A CA145,129A CA145129A CA1082025A CA 1082025 A CA1082025 A CA 1082025A CA 145129 A CA145129 A CA 145129A CA 1082025 A CA1082025 A CA 1082025A
Authority
CA
Canada
Prior art keywords
carrier
coating
core
particles
toner
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
CA145,129A
Other languages
English (en)
French (fr)
Other versions
CA145129S (en
Inventor
Sterritt R. Fuller, Jr.
Howard E. Munzel
Kenneth D. Woosley
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA1082025A publication Critical patent/CA1082025A/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
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/113—Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132—Macromolecular components of coatings
    • G03G9/1133—Macromolecular components of coatings obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
CA145,129A 1971-06-23 1972-06-20 Coated carrier particles with magnitude of triboelectric charge controlled and method of making same Expired CA1082025A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15606071A 1971-06-23 1971-06-23
US156,060 1971-06-23

Publications (1)

Publication Number Publication Date
CA1082025A true CA1082025A (en) 1980-07-22

Family

ID=22557934

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,129A Expired CA1082025A (en) 1971-06-23 1972-06-20 Coated carrier particles with magnitude of triboelectric charge controlled and method of making same

Country Status (11)

Country Link
US (1) US3725118A (it)
JP (1) JPS5037546B1 (it)
AR (1) AR207312A1 (it)
BE (1) BE784671A (it)
BR (1) BR7204133D0 (it)
CA (1) CA1082025A (it)
CH (1) CH561919A5 (it)
FR (1) FR2143691B1 (it)
GB (1) GB1389744A (it)
IT (1) IT950713B (it)
NL (1) NL169375C (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873355A (en) * 1971-01-28 1975-03-25 Ibm Coated carrier particles
US3873356A (en) * 1971-01-28 1975-03-25 Ibm Method of manufacturing electrophotographic carriers
US3898170A (en) * 1972-03-21 1975-08-05 Eastman Kodak Co Electrographic carrier vehicle and developer composition
US4055684A (en) * 1974-12-02 1977-10-25 Addressograph Multigraph Corporation Coated carrier particles for use in electrophotographic process
US3970571A (en) * 1974-12-20 1976-07-20 Eastman Kodak Company Method for producing improved electrographic developer
US4287287A (en) * 1980-01-28 1981-09-01 Xerox Corporation Electrostatographic carrier coated with thixotropic compositions
JPS5840557A (ja) * 1981-09-03 1983-03-09 Canon Inc 電子写真用現像剤
JPH0820764B2 (ja) * 1987-01-16 1996-03-04 東洋インキ製造株式会社 電子写真用トナー
WO1993004408A1 (en) * 1991-08-16 1993-03-04 Eastman Kodak Company Ferrite green beads and method of producing carrier particles

Also Published As

Publication number Publication date
GB1389744A (en) 1975-04-09
BR7204133D0 (pt) 1973-05-31
NL169375B (nl) 1982-02-01
IT950713B (it) 1973-06-20
JPS5037546B1 (it) 1975-12-03
DE2226478A1 (de) 1972-12-28
DE2226478B2 (it) 1975-07-10
CH561919A5 (it) 1975-05-15
FR2143691A1 (it) 1973-02-09
FR2143691B1 (it) 1975-03-28
BE784671A (fr) 1972-10-02
NL7207277A (it) 1972-12-28
NL169375C (nl) 1982-07-01
US3725118A (en) 1973-04-03
AR207312A1 (es) 1976-09-30

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Legal Events

Date Code Title Description
MKEX Expiry