WO2008081587A1 - 電子写真用トナーバインダーおよびトナー - Google Patents

電子写真用トナーバインダーおよびトナー Download PDF

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Publication number
WO2008081587A1
WO2008081587A1 PCT/JP2007/001473 JP2007001473W WO2008081587A1 WO 2008081587 A1 WO2008081587 A1 WO 2008081587A1 JP 2007001473 W JP2007001473 W JP 2007001473W WO 2008081587 A1 WO2008081587 A1 WO 2008081587A1
Authority
WO
WIPO (PCT)
Prior art keywords
component
toner
electrophotography
molecular weight
taken
Prior art date
Application number
PCT/JP2007/001473
Other languages
English (en)
French (fr)
Inventor
Tomohisa Kato
Original Assignee
Sanyo Chemical Industries, 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 Sanyo Chemical Industries, Ltd. filed Critical Sanyo Chemical Industries, Ltd.
Publication of WO2008081587A1 publication Critical patent/WO2008081587A1/ja

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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
    • G03G9/087—Binders for toner particles
    • G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
    • G03G9/08795—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their chemical properties, e.g. acidity, molecular weight, sensitivity to reactants
    • 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
    • G03G9/087—Binders for toner particles
    • G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08706—Polymers of alkenyl-aromatic compounds
    • G03G9/08708—Copolymers of styrene
    • G03G9/08711—Copolymers of styrene with esters of acrylic or methacrylic acid

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Developing Agents For Electrophotography (AREA)

Abstract

本発明は、低温定着性、耐ホットオフセット性、および画像安定性に優れた電子写真用トナー並びにこれに用いるトナーバインダーを提供することを目的とする。 本発明は、スチレン（共）重合体を含有するトナーバインダーにおいて、ゲルパーミエーションクロマトグラムにおける分子量２．５万未満の成分を成分（Ｐ）、２．５万以上３０万以下の成分を成分（Ｑ）、３０万より大きい成分を成分（Ｒ）としたときに、成分（Ｐ）の酸価［ＡＶ（Ｐ）］が９～３０、成分（Ｑ）の酸価［ＡＶ（Ｑ）］が２～２６、成分（Ｒ）の酸価［ＡＶ（Ｒ）］が０～６であり、かつＡＶ（Ｐ）、ＡＶ（Ｑ）およびＡＶ（Ｒ）が下記式（１）の関係を満たす電子写真用トナーバインダーである。 ＡＶ（Ｐ）＞ＡＶ（Ｑ）＞ＡＶ（Ｒ）　（１）
PCT/JP2007/001473 2006-12-29 2007-12-26 電子写真用トナーバインダーおよびトナー WO2008081587A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-356735 2006-12-29
JP2006356735 2006-12-29

Publications (1)

Publication Number Publication Date
WO2008081587A1 true WO2008081587A1 (ja) 2008-07-10

Family

ID=39588276

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/001473 WO2008081587A1 (ja) 2006-12-29 2007-12-26 電子写真用トナーバインダーおよびトナー

Country Status (2)

Country Link
JP (1) JP2008181122A (ja)
WO (1) WO2008081587A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012032450A (ja) * 2010-07-28 2012-02-16 Sanyo Chem Ind Ltd 電子写真用トナーバインダーおよびトナー

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6795570B2 (ja) * 2017-12-14 2020-12-02 三洋化成工業株式会社 トナーバインダーおよびトナー

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04190245A (ja) * 1990-11-23 1992-07-08 Sanyo Chem Ind Ltd 電子写真用トナーバインダー
JPH08240932A (ja) * 1995-03-03 1996-09-17 Canon Inc 静電荷像現像用トナー
JPH09127722A (ja) * 1995-10-30 1997-05-16 Canon Inc 静電荷像現像用トナー
JPH1090939A (ja) * 1995-10-30 1998-04-10 Canon Inc 静電荷像現像用トナー、プロセスカートリッジ及び画像形成方法
JPH10274860A (ja) * 1997-03-31 1998-10-13 Canon Inc 静電荷像現像用トナー
JP2001166536A (ja) * 1999-12-10 2001-06-22 Sanyo Chem Ind Ltd 電子写真用トナーバインダー
JP2001183866A (ja) * 1999-12-27 2001-07-06 Sanyo Chem Ind Ltd 電子写真用トナーバインダー

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04190245A (ja) * 1990-11-23 1992-07-08 Sanyo Chem Ind Ltd 電子写真用トナーバインダー
JPH08240932A (ja) * 1995-03-03 1996-09-17 Canon Inc 静電荷像現像用トナー
JPH09127722A (ja) * 1995-10-30 1997-05-16 Canon Inc 静電荷像現像用トナー
JPH1090939A (ja) * 1995-10-30 1998-04-10 Canon Inc 静電荷像現像用トナー、プロセスカートリッジ及び画像形成方法
JPH10274860A (ja) * 1997-03-31 1998-10-13 Canon Inc 静電荷像現像用トナー
JP2001166536A (ja) * 1999-12-10 2001-06-22 Sanyo Chem Ind Ltd 電子写真用トナーバインダー
JP2001183866A (ja) * 1999-12-27 2001-07-06 Sanyo Chem Ind Ltd 電子写真用トナーバインダー

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012032450A (ja) * 2010-07-28 2012-02-16 Sanyo Chem Ind Ltd 電子写真用トナーバインダーおよびトナー

Also Published As

Publication number Publication date
JP2008181122A (ja) 2008-08-07

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