WO2008105459A1 - 静電荷像現像用正帯電性トナー - Google Patents

静電荷像現像用正帯電性トナー Download PDF

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Publication number
WO2008105459A1
WO2008105459A1 PCT/JP2008/053413 JP2008053413W WO2008105459A1 WO 2008105459 A1 WO2008105459 A1 WO 2008105459A1 JP 2008053413 W JP2008053413 W JP 2008053413W WO 2008105459 A1 WO2008105459 A1 WO 2008105459A1
Authority
WO
WIPO (PCT)
Prior art keywords
electrostatic
image development
toner
external additive
positively electrifiable
Prior art date
Application number
PCT/JP2008/053413
Other languages
English (en)
French (fr)
Inventor
Osamu Ieda
Original Assignee
Zeon Corporation
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 Zeon Corporation filed Critical Zeon Corporation
Priority to US12/525,860 priority Critical patent/US8298738B2/en
Priority to JP2009501273A priority patent/JP5152172B2/ja
Publication of WO2008105459A1 publication Critical patent/WO2008105459A1/ja

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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09708—Inorganic compounds
    • 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
    • G03G9/09708—Inorganic compounds
    • G03G9/09725—Silicon-oxides; Silicates
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

外添剤に起因する感光体の損傷、及びフィルミングを防止し、経時的に安定した帯電性、及び流動性をトナー粒子に付与でき、多枚数の連続印刷を行なっても、カブリ、カスレ、及び白筋等による画質の劣化が起こり難く印字耐久性に優れる静電荷像現像用正帯電性トナーを提供する。 着色剤及び結着樹脂を含んでなる着色樹脂粒子、並びに外添剤を含有する静電荷像現像用正帯電性トナーにおいて、上記外添剤が、モース硬度が３以下であり、個数平均一次粒径が１～１５μｍである負帯電性のケイ酸マグネシウムを含有することを特徴とする静電荷像現像用正帯電性トナーである。
PCT/JP2008/053413 2007-02-28 2008-02-27 静電荷像現像用正帯電性トナー WO2008105459A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US12/525,860 US8298738B2 (en) 2007-02-28 2008-02-27 Positively-chargeable toner for developing electrostatic image
JP2009501273A JP5152172B2 (ja) 2007-02-28 2008-02-27 静電荷像現像用正帯電性トナー

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007050651 2007-02-28
JP2007-050651 2007-02-28

Publications (1)

Publication Number Publication Date
WO2008105459A1 true WO2008105459A1 (ja) 2008-09-04

Family

ID=39721284

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/053413 WO2008105459A1 (ja) 2007-02-28 2008-02-27 静電荷像現像用正帯電性トナー

Country Status (4)

Country Link
US (1) US8298738B2 (ja)
JP (1) JP5152172B2 (ja)
CN (1) CN101632046A (ja)
WO (1) WO2008105459A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019119664A (ja) * 2018-01-11 2019-07-22 チタン工業株式会社 ケイ酸マグネシウム粉末及びその製造方法並びに電子写真用トナー外添剤
JP2020148791A (ja) * 2019-03-11 2020-09-17 コニカミノルタ株式会社 静電荷像現像用トナー及び静電荷像現像用二成分現像剤

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2734289T3 (es) * 2012-03-28 2019-12-05 Zeon Corp Tóner para desarrollo de imágenes electrostáticas
US9983493B2 (en) * 2013-03-25 2018-05-29 Zeon Corporation Toner for developing electrostatic images
EP3178787B1 (en) * 2014-08-07 2019-10-09 Nissan Chemical Corporation Silane-treated forsterite fine particles and production method therefor, and organic solvent dispersion of silane-treated forsterite fine particles and production method therefor
CN106575091B (zh) * 2014-08-18 2020-12-01 日本瑞翁株式会社 静电图像显影用调色剂

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02210366A (ja) * 1989-02-09 1990-08-21 Canon Inc 現像剤及びその製造方法
JPH08339095A (ja) * 1995-06-12 1996-12-24 Konica Corp 電子写真画像形成用トナー及び電子写真画像形成方法
JP2004287102A (ja) * 2003-03-20 2004-10-14 Fuji Xerox Co Ltd 画像形成方法
JP2005128235A (ja) * 2003-10-23 2005-05-19 Seiko Epson Corp 電子写真用トナーおよび該トナーを用いる画像形成装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2552133B2 (ja) * 1986-04-17 1996-11-06 藤倉化成株式会社 電子写真用正帯電性トナ−
JPH07175259A (ja) * 1993-11-02 1995-07-14 Ricoh Co Ltd 画像形成材料及び画像の退色防止方法
US7217486B2 (en) * 2003-01-17 2007-05-15 Seiko Epson Corporation Toner and image-forming apparatus using the toner
KR100716979B1 (ko) 2004-09-23 2007-05-10 삼성전자주식회사 전자사진용 현상제
US7390604B2 (en) * 2005-01-21 2008-06-24 Seiko Epson Corporation Negatively chargeable spherical toner, color image forming apparatus, and process for producing negatively chargeable spherical toner
JP4378303B2 (ja) * 2005-03-03 2009-12-02 株式会社リコー 現像装置の評価方法
JP4520336B2 (ja) * 2005-03-14 2010-08-04 花王株式会社 画像形成方法
JP4621615B2 (ja) 2005-04-28 2011-01-26 株式会社リコー 静電荷現像用トナー及び画像形成方法
JP2006330519A (ja) * 2005-05-27 2006-12-07 Nippon Zeon Co Ltd 重合トナーの製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02210366A (ja) * 1989-02-09 1990-08-21 Canon Inc 現像剤及びその製造方法
JPH08339095A (ja) * 1995-06-12 1996-12-24 Konica Corp 電子写真画像形成用トナー及び電子写真画像形成方法
JP2004287102A (ja) * 2003-03-20 2004-10-14 Fuji Xerox Co Ltd 画像形成方法
JP2005128235A (ja) * 2003-10-23 2005-05-19 Seiko Epson Corp 電子写真用トナーおよび該トナーを用いる画像形成装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019119664A (ja) * 2018-01-11 2019-07-22 チタン工業株式会社 ケイ酸マグネシウム粉末及びその製造方法並びに電子写真用トナー外添剤
JP7061878B2 (ja) 2018-01-11 2022-05-16 チタン工業株式会社 ケイ酸マグネシウム粉末及びその製造方法並びに電子写真用トナー外添剤
JP2020148791A (ja) * 2019-03-11 2020-09-17 コニカミノルタ株式会社 静電荷像現像用トナー及び静電荷像現像用二成分現像剤
JP7238491B2 (ja) 2019-03-11 2023-03-14 コニカミノルタ株式会社 静電荷像現像用トナー及び静電荷像現像用二成分現像剤

Also Published As

Publication number Publication date
US8298738B2 (en) 2012-10-30
JP5152172B2 (ja) 2013-02-27
JPWO2008105459A1 (ja) 2010-06-03
US20100330490A1 (en) 2010-12-30
CN101632046A (zh) 2010-01-20

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