FR2176900B1 - - Google Patents

Info

Publication number
FR2176900B1
FR2176900B1 FR7309826A FR7309826A FR2176900B1 FR 2176900 B1 FR2176900 B1 FR 2176900B1 FR 7309826 A FR7309826 A FR 7309826A FR 7309826 A FR7309826 A FR 7309826A FR 2176900 B1 FR2176900 B1 FR 2176900B1
Authority
FR
France
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
FR7309826A
Other languages
French (fr)
Other versions
FR2176900A1 (cs
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of FR2176900A1 publication Critical patent/FR2176900A1/fr
Application granted granted Critical
Publication of FR2176900B1 publication Critical patent/FR2176900B1/fr
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
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1087—Specified elemental magnetic metal or alloy, e.g. alnico comprising iron, nickel, cobalt, and aluminum, or permalloy comprising iron and nickel
    • 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
    • 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.]
FR7309826A 1972-03-21 1973-03-20 Expired FR2176900B1 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00236724A US3838054A (en) 1972-03-21 1972-03-21 Electrostatic developer composition containing both rough and smooth carrier particles

Publications (2)

Publication Number Publication Date
FR2176900A1 FR2176900A1 (cs) 1973-11-02
FR2176900B1 true FR2176900B1 (cs) 1978-04-28

Family

ID=22890685

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7309826A Expired FR2176900B1 (cs) 1972-03-21 1973-03-20

Country Status (5)

Country Link
US (1) US3838054A (cs)
BE (1) BE797133A (cs)
CA (1) CA995952A (cs)
FR (1) FR2176900B1 (cs)
GB (1) GB1390872A (cs)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3965022A (en) * 1973-06-29 1976-06-22 Minnesota Mining And Manufacturing Company Pressure-fixable developing powder
US4040969A (en) * 1974-05-30 1977-08-09 Xerox Corporation High surface area carrier
US3970571A (en) * 1974-12-20 1976-07-20 Eastman Kodak Company Method for producing improved electrographic developer
JPS51117040A (en) * 1975-04-07 1976-10-14 Toshiba Corp Developer for electronic photography
US4154871A (en) * 1975-09-12 1979-05-15 Minnesota Mining And Manufacturing Company Electrostatic coating method utilizing mixture of rough and spheroidized resin particles
US4078930A (en) * 1975-10-28 1978-03-14 Xerox Corporation Developer compositions comprising toner and carrier
JPS5913027B2 (ja) * 1975-11-26 1984-03-27 株式会社リコー フクスウマイフクシヤホウホウ
CH611438A5 (cs) * 1976-07-01 1979-05-31 Sublistatic Holding Sa
US4179388A (en) * 1977-04-18 1979-12-18 Xerox Corporation Electrostatographic developer with smooth surfaced carrier
JPS53132352A (en) * 1977-04-22 1978-11-18 Sharp Corp Electrophotographic copier
JPS5913732B2 (ja) * 1977-07-05 1984-03-31 コニカ株式会社 鉄粉現像担体及びその製造方法並びに現像剤と画像形成方法
JPS58199355A (ja) * 1982-05-17 1983-11-19 Toray Ind Inc 二成分系現像剤
US6365310B1 (en) * 1985-01-19 2002-04-02 Sanyo Electric Co., Ltd. Developing method and a developer for electrophotography
US4912005A (en) * 1989-01-26 1990-03-27 Xerox Corporation Toner and developer compositions with conductive carrier components
JP3187582B2 (ja) * 1992-06-15 2001-07-11 京セラ株式会社 静電潜像用現像剤および画像形成方法
US5506084A (en) * 1993-12-27 1996-04-09 Brother Kogyo Kabushiki Kaisha Magnetic developer and developing device using same
US5512403A (en) * 1994-08-05 1996-04-30 Eastman Kodak Company Mixture of carrier particles useful in electrographic developers
US20060199094A1 (en) * 2005-03-07 2006-09-07 Xerox Corporation Carrier and developer compositions

Also Published As

Publication number Publication date
CA995952A (en) 1976-08-31
GB1390872A (en) 1975-04-16
BE797133A (fr) 1973-09-21
FR2176900A1 (cs) 1973-11-02
US3838054A (en) 1974-09-24

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Legal Events

Date Code Title Description
ST Notification of lapse