ATE136663T1 - Magnetischer toner für die entwicklung elektronischer bilder - Google Patents

Magnetischer toner für die entwicklung elektronischer bilder

Info

Publication number
ATE136663T1
ATE136663T1 AT90110122T AT90110122T ATE136663T1 AT E136663 T1 ATE136663 T1 AT E136663T1 AT 90110122 T AT90110122 T AT 90110122T AT 90110122 T AT90110122 T AT 90110122T AT E136663 T1 ATE136663 T1 AT E136663T1
Authority
AT
Austria
Prior art keywords
magnetic toner
spherical magnetic
electronic images
surface layer
divalent metal
Prior art date
Application number
AT90110122T
Other languages
English (en)
Inventor
Keita Nozawa
Seiichi Takagi
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Application granted granted Critical
Publication of ATE136663T1 publication Critical patent/ATE136663T1/de

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
    • G03G9/0837—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
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0833—Oxides
    • 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
    • G03G9/0834—Non-magnetic inorganic compounds chemically incorporated in 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
    • G03G9/0835—Magnetic parameters of the 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
    • G03G9/0836—Other physical parameters of the magnetic components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
AT90110122T 1989-05-30 1990-05-29 Magnetischer toner für die entwicklung elektronischer bilder ATE136663T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13468389 1989-05-30

Publications (1)

Publication Number Publication Date
ATE136663T1 true ATE136663T1 (de) 1996-04-15

Family

ID=15134131

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90110122T ATE136663T1 (de) 1989-05-30 1990-05-29 Magnetischer toner für die entwicklung elektronischer bilder

Country Status (5)

Country Link
US (1) US5143810A (de)
EP (1) EP0400556B1 (de)
JP (1) JP2683142B2 (de)
AT (1) ATE136663T1 (de)
DE (1) DE69026424T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04118678A (ja) * 1990-09-10 1992-04-20 Seiko Epson Corp 現像方法
JPH06100317A (ja) * 1992-02-05 1994-04-12 Toda Kogyo Corp 磁性酸化鉄粒子粉末及びその製造法
US5648170A (en) * 1993-04-27 1997-07-15 Toda Kogyo Corporation Coated granular magnetite particles and process for producing the same
JPH0764322A (ja) * 1993-08-26 1995-03-10 Hitachi Metals Ltd 磁性トナー
US5641600A (en) * 1994-08-05 1997-06-24 Canon Kabushiki Kaisha Magnetic toner and image forming method
KR0163819B1 (ko) * 1994-08-05 1998-11-16 사코 유키오 마그네타이트 입자 및 그 제조방법
CA2305042A1 (en) * 1999-04-16 2000-10-16 Suehiko Miura Black magnetic iron oxide particles for magnetic toner and process for producing the same
KR100740027B1 (ko) 2001-01-23 2007-07-18 토다 고교 가부시끼가이샤 흑색 자성 산화철 입자 및 자성 토너
KR100654264B1 (ko) * 2003-09-12 2006-12-06 캐논 가부시끼가이샤 자성 토너 및 자성 토너의 제조 방법
MX2009013099A (es) * 2007-06-05 2010-08-18 Bank Of Canada Composiciones de tinta o toner, metodos de uso y productos derivados de las mismas.

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900302A (en) * 1972-08-10 1975-08-19 Owens Corning Fiberglass Corp Method for producing glass fiber bulk product
US3900258A (en) * 1972-08-29 1975-08-19 Xerox Corp Exposure apparatus
JPS558544B2 (de) * 1973-03-20 1980-03-04
JPS5932790B2 (ja) * 1976-02-03 1984-08-10 株式会社リコー 静電潜像現像方法
GB2006054B (en) * 1977-09-10 1982-12-08 Canon Kk Developing apparatus for electrostatic image
JPS598831B2 (ja) * 1977-09-10 1984-02-27 キヤノン株式会社 トナ−層形成装置
JPS6036082B2 (ja) * 1978-10-27 1985-08-19 ティーディーケイ株式会社 電子写真磁性トナ−用フエライト粉体およびその製造方法
US4220698A (en) * 1978-12-20 1980-09-02 Reprographic Materials, Inc. Direct imaging pressure fixable magnetic toners
JPS5943408B2 (ja) * 1980-10-25 1984-10-22 戸田工業株式会社 亜鉛を固溶した黒色スピネル型酸化鉄の製造法
JPS5860753A (ja) * 1981-10-08 1983-04-11 Canon Inc 静電潜像現像用磁性トナー
JPS59220747A (ja) * 1983-05-31 1984-12-12 Konishiroku Photo Ind Co Ltd 静電荷像現像用磁性トナ−
JPS606952A (ja) * 1983-06-24 1985-01-14 Canon Inc 磁性カラ−トナ−
JPS63128356A (ja) * 1986-11-19 1988-05-31 Canon Inc 絶縁性磁性カプセルトナ−
US4857432A (en) * 1987-05-18 1989-08-15 Canon Kabushiki Kaisha Toner for developing electrostatic charge image
US4935325A (en) * 1987-09-10 1990-06-19 Canon Kabushiki Kaisha Toner and image forming method using magnetic material with specific tap density and linseed oil absorption
CA1326154C (en) * 1988-02-29 1994-01-18 Koichi Tomiyama Magnetic toner for developing electrostatic images

Also Published As

Publication number Publication date
DE69026424D1 (de) 1996-05-15
DE69026424T2 (de) 1996-09-19
US5143810A (en) 1992-09-01
EP0400556A1 (de) 1990-12-05
JP2683142B2 (ja) 1997-11-26
JPH0367265A (ja) 1991-03-22
EP0400556B1 (de) 1996-04-10

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties