FR1499643A - Procédé pour développer des images magnétiques latentes et utilisation pour cela de particules de développement - Google Patents

Procédé pour développer des images magnétiques latentes et utilisation pour cela de particules de développement

Info

Publication number
FR1499643A
FR1499643A FR82820A FR82820A FR1499643A FR 1499643 A FR1499643 A FR 1499643A FR 82820 A FR82820 A FR 82820A FR 82820 A FR82820 A FR 82820A FR 1499643 A FR1499643 A FR 1499643A
Authority
FR
France
Prior art keywords
developing
particles
latent magnetic
magnetic images
images
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
FR82820A
Other languages
English (en)
French (fr)
Inventor
Charles Maho
Rudolf Eppe
Wilhelm Abeck
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.)
Agfa Gevaert NV
Original Assignee
Agfa Gevaert NV
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 Agfa Gevaert NV filed Critical Agfa Gevaert NV
Application granted granted Critical
Publication of FR1499643A publication Critical patent/FR1499643A/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
    • G03G9/083—Magnetic toner particles
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0832—Metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G13/00—Electrographic processes using a charge pattern
    • G03G13/06—Developing
    • G03G13/08—Developing using a solid developer, e.g. powder developer
    • G03G13/09—Developing using a solid developer, e.g. powder developer using magnetic brush
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G19/00—Processes using magnetic patterns; Apparatus therefor, i.e. magnetography
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/16—Layers for recording by changing the magnetic properties, e.g. for Curie-point-writing
    • 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
    • G03G9/0825—Developers with toner particles characterised by their structure; characterised by non-homogenuous distribution of components
    • 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0837—Structural characteristics of the magnetic components, e.g. shape, 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0838—Size of magnetic components
    • 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0839—Treatment of the magnetic components; Combination of the magnetic components with non-magnetic materials
    • 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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09733—Organic compounds
    • G03G9/09741—Organic compounds cationic
    • 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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09733—Organic compounds
    • G03G9/0975—Organic compounds anionic
    • 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
    • G03G9/113—Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132—Macromolecular components of coatings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Developing Agents For Electrophotography (AREA)
FR82820A 1965-11-05 1966-11-04 Procédé pour développer des images magnétiques latentes et utilisation pour cela de particules de développement Expired FR1499643A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB47079/65A GB1174571A (en) 1965-11-05 1965-11-05 Development of Electrostatic Images

Publications (1)

Publication Number Publication Date
FR1499643A true FR1499643A (fr) 1967-10-27

Family

ID=10443640

Family Applications (3)

Application Number Title Priority Date Filing Date
FR82820A Expired FR1499643A (fr) 1965-11-05 1966-11-04 Procédé pour développer des images magnétiques latentes et utilisation pour cela de particules de développement
FR82819A Expired FR1499642A (fr) 1965-11-05 1966-11-04 Méthode de préparation de particules métalliques
FR82818A Expired FR1499641A (fr) 1965-11-05 1966-11-04 Procédé de développement d'images électrostatiques et matériaux appropriés pour celui-ci

Family Applications After (2)

Application Number Title Priority Date Filing Date
FR82819A Expired FR1499642A (fr) 1965-11-05 1966-11-04 Méthode de préparation de particules métalliques
FR82818A Expired FR1499641A (fr) 1965-11-05 1966-11-04 Procédé de développement d'images électrostatiques et matériaux appropriés pour celui-ci

Country Status (6)

Country Link
BE (3) BE689326A (enrdf_load_stackoverflow)
CH (2) CH473410A (enrdf_load_stackoverflow)
DE (1) DE1522557B2 (enrdf_load_stackoverflow)
FR (3) FR1499643A (enrdf_load_stackoverflow)
GB (1) GB1174571A (enrdf_load_stackoverflow)
NL (3) NL6615679A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2317688A1 (fr) * 1975-07-09 1977-02-04 Eastman Kodak Co Developpateur electrographiq

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA944994A (en) * 1969-02-17 1974-04-09 Howard A. Miller Highly conductive carrier particles
CA1054421A (en) * 1973-07-18 1979-05-15 Thomas A. Jadwin Electrographic developing composition and process
US4055684A (en) * 1974-12-02 1977-10-25 Addressograph Multigraph Corporation Coated carrier particles for use in electrophotographic process
US4078930A (en) * 1975-10-28 1978-03-14 Xerox Corporation Developer compositions comprising toner and carrier
IT1071148B (it) * 1976-07-29 1985-04-02 Indesit Attrezzo e macchina per il montaggio di condensatori elettrolitici
JPS5567754A (en) * 1978-11-13 1980-05-22 Ibm Developer for copier
FR2449911A1 (fr) * 1979-02-23 1980-09-19 Cii Honeywell Bull Procede d'impression de type magnetique et machine imprimante mettant en oeuvre ce procede
US4256824A (en) * 1979-03-12 1981-03-17 Xerox Corporation Method using positively charged electrophotographic toner containing amido dialkyl hydroxy ammonium compound
US4310611A (en) * 1979-06-29 1982-01-12 Eastman Kodak Company Electrographic magnetic carrier particles
USRE32883E (en) * 1980-12-04 1989-03-07 Xerox Corporation Quarternary ammonium sulfate or sulfonate charge control agents for electrophotographic developers compatible with viton fuser
US4338390A (en) * 1980-12-04 1982-07-06 Xerox Corporation Quarternary ammonium sulfate or sulfonate charge control agents for electrophotographic developers compatible with viton fuser
JP2661091B2 (ja) * 1988-01-20 1997-10-08 ミノルタ株式会社 現像剤
US5009979A (en) * 1989-10-23 1991-04-23 Olin Hunt Specialty Products Inc. Electrostatographic particulate toner and developer compositions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2317688A1 (fr) * 1975-07-09 1977-02-04 Eastman Kodak Co Developpateur electrographiq

Also Published As

Publication number Publication date
CH473410A (de) 1969-05-31
NL6615679A (enrdf_load_stackoverflow) 1967-04-25
NL6615678A (enrdf_load_stackoverflow) 1967-04-25
GB1174571A (en) 1969-12-17
BE689327A (enrdf_load_stackoverflow) 1967-05-08
FR1499642A (fr) 1967-10-27
DE1522557B2 (de) 1974-11-07
NL6615680A (enrdf_load_stackoverflow) 1967-04-25
CH473407A (de) 1969-05-31
BE689325A (enrdf_load_stackoverflow) 1967-05-08
BE689326A (enrdf_load_stackoverflow) 1967-05-08
DE1522557A1 (de) 1969-09-18
FR1499641A (fr) 1967-10-27

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