BRPI0708593B8 - veículo, revelador, método de formação de imagem e cartucho de processo - Google Patents

veículo, revelador, método de formação de imagem e cartucho de processo Download PDF

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Publication number
BRPI0708593B8
BRPI0708593B8 BRPI0708593A BRPI0708593A BRPI0708593B8 BR PI0708593 B8 BRPI0708593 B8 BR PI0708593B8 BR PI0708593 A BRPI0708593 A BR PI0708593A BR PI0708593 A BRPI0708593 A BR PI0708593A BR PI0708593 B8 BRPI0708593 B8 BR PI0708593B8
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BR
Brazil
Prior art keywords
vehicle
particle
range
core material
particles
Prior art date
Application number
BRPI0708593A
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English (en)
Inventor
Yamaguchi Kimitoshi
Nagayama Masashi
Imahashi Naoki
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of BRPI0708593A2 publication Critical patent/BRPI0708593A2/pt
Publication of BRPI0708593B1 publication Critical patent/BRPI0708593B1/pt
Publication of BRPI0708593B8 publication Critical patent/BRPI0708593B8/pt

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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/113Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132Macromolecular components of coatings
    • G03G9/1133Macromolecular components of coatings obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/20Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/0819Developers with toner particles characterised by the dimensions of the particles
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/0821Developers with toner particles characterised by physical parameters
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/0821Developers with toner particles characterised by physical parameters
    • G03G9/0823Electric parameters
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/107Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108Ferrite carrier, e.g. magnetite
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/107Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108Ferrite carrier, e.g. magnetite
    • G03G9/1085Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/107Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1087Specified elemental magnetic metal or alloy, e.g. alnico comprising iron, nickel, cobalt, and aluminum, or permalloy comprising iron and nickel
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/113Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1131Coating methods; Structure of coatings
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/113Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132Macromolecular components of coatings
    • G03G9/1135Macromolecular components of coatings obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/113Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132Macromolecular components of coatings
    • G03G9/1135Macromolecular components of coatings obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/1136Macromolecular components of coatings obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon atoms
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/113Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1132Macromolecular components of coatings
    • G03G9/1137Macromolecular components of coatings being crosslinked
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/10Developers with toner particles characterised by carrier particles
    • G03G9/113Developers with toner particles characterised by carrier particles having coatings applied thereto
    • G03G9/1139Inorganic components of coatings

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

veículo, revelador, método de formaçao de imagem e cartucho de processo. a presente invenção fornece um veículo e um revelador, os quais têm menos ocorrências de adesão de veículo e manchas de fundo, excelente granularidade e durabilidade mais longa. o veículo compreende as partículas de material de núcleo com magnetismo e uma camada de revestimento de resina cobrindo as partículas de material de núcleo, e em que os diâmetros ponderais médios de partícula estão na faixa de 22 pm a 32 pm, a proporção dos diâmetros ponderais médios de partícula em relação ao diâmetro numérico médio de partícula está na faixa de 1,00 a 1,20, o conteúdo das partículas com um diâmetro de 20 <109>m ou menor é de 7% em massa, o conteúdo das partículas de veículo com um diâmetro de 36 <109>m ou menor está na faixa de 90% em massa a 100% em massa, e a proporção da densidade de partícula das partículas do material de núcleo está na faixa de 85% a 100% da densidade real das partículas do material de núcleo.
BRPI0708593A 2006-03-07 2007-03-06 veículo, revelador, método de formação de imagem e cartucho de processo BRPI0708593B8 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2006061716A JP4682062B2 (ja) 2006-03-07 2006-03-07 キャリア、現像剤、画像形成方法及びプロセスカートリッジ
JP2006-061716 2006-03-07
PCT/JP2007/054752 WO2007102614A1 (en) 2006-03-07 2007-03-06 Carrier, developer, image forming method and process cartridge

Publications (3)

Publication Number Publication Date
BRPI0708593A2 BRPI0708593A2 (pt) 2011-06-07
BRPI0708593B1 BRPI0708593B1 (pt) 2018-08-28
BRPI0708593B8 true BRPI0708593B8 (pt) 2020-05-26

Family

ID=38475033

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0708593A BRPI0708593B8 (pt) 2006-03-07 2007-03-06 veículo, revelador, método de formação de imagem e cartucho de processo

Country Status (10)

Country Link
US (1) US8728698B2 (pt)
EP (1) EP1991913B1 (pt)
JP (1) JP4682062B2 (pt)
KR (1) KR101031296B1 (pt)
CN (1) CN101432665B (pt)
AU (1) AU2007222957B2 (pt)
BR (1) BRPI0708593B8 (pt)
CA (1) CA2645543C (pt)
MX (1) MX2008011326A (pt)
WO (1) WO2007102614A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4836812B2 (ja) * 2007-01-29 2011-12-14 株式会社リコー キャリア及び現像剤、並びに画像形成方法及びプロセスカートリッジ
JP5314457B2 (ja) * 2008-09-16 2013-10-16 Dowaエレクトロニクス株式会社 電子写真現像剤用キャリア芯材およびその製造方法、電子写真現像剤用キャリア、並びに電子写真現像剤
JP5434412B2 (ja) * 2008-09-17 2014-03-05 株式会社リコー 静電潜像現像用キャリア、二成分現像剤、補給用現像剤、及びプロセスカートリッジ、並びに画像形成方法
JP5454081B2 (ja) 2008-11-12 2014-03-26 株式会社リコー キャリア
JP4748237B2 (ja) * 2009-03-10 2011-08-17 富士ゼロックス株式会社 電子写真用キャリア、電子写真用現像剤、電子写真用現像剤カートリッジ、プロセスカートリッジ、及び画像形成装置
US8211610B2 (en) * 2009-03-18 2012-07-03 Ricoh Company Limited Carrier for use in developer developing electrostatic image, developer using the carrier, and image forming method and apparatus and process cartridge using the developer
KR101091565B1 (ko) * 2009-06-19 2011-12-13 한양대학교 산학협력단 자기 연마재 분말 및 그 제조방법
JP5553229B2 (ja) * 2009-09-14 2014-07-16 株式会社リコー 静電潜像用キャリア、及び静電潜像用現像剤
US8481239B2 (en) 2009-10-13 2013-07-09 Ricoh Company Limited Carrier for two-component developer
JP2011209678A (ja) * 2009-10-15 2011-10-20 Ricoh Co Ltd 静電潜像現像用キャリア及びその製造方法、並びに現像剤、現像剤入り容器、画像形成方法、及びプロセスカートリッジ
JP5534409B2 (ja) * 2010-01-13 2014-07-02 株式会社リコー 静電荷像現像用キャリア、現像剤、現像装置、画像形成装置、画像形成方法及びプロセスカートリッジ
JP5598184B2 (ja) 2010-03-17 2014-10-01 株式会社リコー 静電潜像現像剤用キャリア
JP5729170B2 (ja) 2010-08-02 2015-06-03 株式会社リコー 現像方法及び画像形成方法
JP5522468B2 (ja) 2010-09-07 2014-06-18 株式会社リコー 静電潜像現像方法
JP5891641B2 (ja) 2010-09-08 2016-03-23 株式会社リコー 静電潜像現像剤用キャリア及び静電潜像現像剤
JP5729210B2 (ja) 2010-09-14 2015-06-03 株式会社リコー 二成分現像剤用キャリア、それを用いた静電潜像現像剤、カラートナー現像剤、補給用現像剤、画像形成方法、静電潜像現像剤を備えるプロセスカートリッジ、及び画像形成装置
JP5915073B2 (ja) 2011-10-19 2016-05-11 株式会社リコー 静電潜像現像剤用キャリア、キャリアとトナーとからなる静電潜像現像剤及び該現像剤を用いたプロセスカートリッジ
JP6023763B2 (ja) * 2014-08-22 2016-11-09 京セラドキュメントソリューションズ株式会社 画像形成装置、及び画像形成方法
WO2017159333A1 (ja) 2016-03-17 2017-09-21 株式会社リコー 静電潜像現像剤用キャリア、二成分現像剤、補給用現像剤、画像形成装置、及びトナー収容ユニット

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5723032A (en) * 1980-07-11 1982-02-06 Nippon Steel Corp Apparatus for cooling metal strip
JPS5823032A (ja) * 1981-08-04 1983-02-10 Hitachi Metals Ltd 電子写真用フエライトキヤリヤ−粒子
JPS58144839A (ja) 1982-02-13 1983-08-29 Tdk Corp 磁性キヤリヤ粒子
JPS61151551A (ja) 1984-12-25 1986-07-10 関東電化工業株式会社 電子写真現像剤用キヤリヤ−
JPH0329180A (ja) 1989-06-26 1991-02-07 Mitsubishi Electric Corp 半導体記憶装置
JP3273379B2 (ja) * 1993-01-26 2002-04-08 株式会社リコー 乾式二成分系現像剤
JP3029180B2 (ja) 1993-05-20 2000-04-04 キヤノン株式会社 電子写真用キャリア、二成分系現像剤及び画像形成方法
JP4323684B2 (ja) * 1999-06-30 2009-09-02 キヤノン株式会社 磁性体分散型樹脂キャリアの製造方法
JP2001117287A (ja) * 1999-10-20 2001-04-27 Ricoh Co Ltd 電子写真用キャリア及びその製造方法
US6500595B1 (en) 1999-10-20 2002-12-31 Ricoh Company, Ltd. Carrier for electrophotographic developer, method for manufacturing the carrier, and coating liquid for the method
JP3883379B2 (ja) * 1999-11-17 2007-02-21 株式会社リコー 電子写真用現像剤
US6472118B1 (en) 1999-11-17 2002-10-29 Ricoh Company, Ltd Carrier for developer for electrophotography
US6790575B2 (en) * 2001-03-22 2004-09-14 Ricoh Company, Ltd. Two-component developer, image forming apparatus, and image forming method
US6725007B2 (en) * 2001-10-01 2004-04-20 Canon Kabushiki Kaisha Developing assembly and image-forming apparatus
JP2004077568A (ja) * 2002-08-09 2004-03-11 Ricoh Co Ltd 電子写真現像剤、電子写真現像剤用キャリア及びそのキャリアの製造方法
JP4223976B2 (ja) * 2003-03-19 2009-02-12 株式会社リコー 電子写真現像剤用キャリア、および現像方法
US7192679B2 (en) 2003-03-19 2007-03-20 Ricoh Company, Ltd. Carrier for electrophotographic developer
JP2004341252A (ja) * 2003-05-15 2004-12-02 Ricoh Co Ltd 電子写真現像剤用キャリア、現像剤、現像装置及びプロセスカートリッジ
JP4087324B2 (ja) * 2003-10-10 2008-05-21 株式会社リコー 静電潜像現像剤用キャリア、現像剤、現像装置、現像剤容器、画像形成装置、現像方法及びプロセスカートリッジ
JP2005266214A (ja) * 2004-03-18 2005-09-29 Ricoh Co Ltd 静電潜像現像用キャリアおよび静電潜像現像用現像剤
JP2006039445A (ja) * 2004-07-30 2006-02-09 Ricoh Co Ltd 電子写真現像剤用キャリアおよび現像方法
JP4349629B2 (ja) * 2004-11-05 2009-10-21 株式会社リコー 現像装置、プロセスカートリッジ、及び、画像形成装置
JP4728903B2 (ja) 2005-08-25 2011-07-20 株式会社リコー キャリア及び現像剤、並びに画像形成方法、画像形成装置及びプロセスカートリッジ
JP2008102394A (ja) 2006-10-20 2008-05-01 Ricoh Co Ltd キャリア、補給用現像剤、現像装置内現像剤、現像剤補給装置、画像形成装置、プロセスカートリッジ

Also Published As

Publication number Publication date
AU2007222957B2 (en) 2011-02-24
EP1991913B1 (en) 2013-09-18
AU2007222957A1 (en) 2007-09-13
CN101432665B (zh) 2011-12-21
BRPI0708593A2 (pt) 2011-06-07
JP2007240774A (ja) 2007-09-20
US8728698B2 (en) 2014-05-20
EP1991913A1 (en) 2008-11-19
JP4682062B2 (ja) 2011-05-11
BRPI0708593B1 (pt) 2018-08-28
KR101031296B1 (ko) 2011-04-29
CN101432665A (zh) 2009-05-13
KR20080100482A (ko) 2008-11-18
CA2645543A1 (en) 2007-09-13
MX2008011326A (es) 2008-09-12
CA2645543C (en) 2012-01-24
WO2007102614A1 (en) 2007-09-13
US20090092920A1 (en) 2009-04-09
EP1991913A4 (en) 2011-06-29

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