JP7207632B2 - 現像ローラ、現像装置及び画像形成装置 - Google Patents

現像ローラ、現像装置及び画像形成装置 Download PDF

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Publication number
JP7207632B2
JP7207632B2 JP2018221558A JP2018221558A JP7207632B2 JP 7207632 B2 JP7207632 B2 JP 7207632B2 JP 2018221558 A JP2018221558 A JP 2018221558A JP 2018221558 A JP2018221558 A JP 2018221558A JP 7207632 B2 JP7207632 B2 JP 7207632B2
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Japan
Prior art keywords
mass
group
less
polyol
developing roller
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JP2018221558A
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English (en)
Japanese (ja)
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JP2020086171A (ja
Inventor
慧 加藤
泰男 廣谷
寛之 高梨
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Shin Etsu Polymer Co Ltd
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Shin Etsu Polymer Co Ltd
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Application filed by Shin Etsu Polymer Co Ltd filed Critical Shin Etsu Polymer Co Ltd
Priority to JP2018221558A priority Critical patent/JP7207632B2/ja
Priority to CN201980071075.XA priority patent/CN112955824B/zh
Priority to PCT/JP2019/044136 priority patent/WO2020110686A1/fr
Publication of JP2020086171A publication Critical patent/JP2020086171A/ja
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Publication of JP7207632B2 publication Critical patent/JP7207632B2/ja
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/61—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Rolls And Other Rotary Bodies (AREA)
JP2018221558A 2018-11-27 2018-11-27 現像ローラ、現像装置及び画像形成装置 Active JP7207632B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2018221558A JP7207632B2 (ja) 2018-11-27 2018-11-27 現像ローラ、現像装置及び画像形成装置
CN201980071075.XA CN112955824B (zh) 2018-11-27 2019-11-11 显影辊、显影装置以及图像形成装置
PCT/JP2019/044136 WO2020110686A1 (fr) 2018-11-27 2019-11-11 Rouleau de développement, dispositif de développement et dispositif de formation d'image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018221558A JP7207632B2 (ja) 2018-11-27 2018-11-27 現像ローラ、現像装置及び画像形成装置

Publications (2)

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JP2020086171A JP2020086171A (ja) 2020-06-04
JP7207632B2 true JP7207632B2 (ja) 2023-01-18

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JP2018221558A Active JP7207632B2 (ja) 2018-11-27 2018-11-27 現像ローラ、現像装置及び画像形成装置

Country Status (3)

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JP (1) JP7207632B2 (fr)
CN (1) CN112955824B (fr)
WO (1) WO2020110686A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001188412A (ja) 1999-10-19 2001-07-10 Bridgestone Corp ウレタンローラおよびそれを用いた電子写真装置
JP2003020318A (ja) 2001-05-02 2003-01-24 Bridgestone Corp 弾性部材及び画像形成装置
JP2003241504A (ja) 2002-02-19 2003-08-29 Minolta Co Ltd 現像装置
JP2007192978A (ja) 2006-01-18 2007-08-02 Tokai Rubber Ind Ltd 現像ロール
JP2007212842A (ja) 2006-02-10 2007-08-23 Tokai Rubber Ind Ltd 現像ロールおよびその製法
JP2008096947A (ja) 2006-09-14 2008-04-24 Canon Inc 現像部材、現像装置及び電子写真画像形成装置
JP2010018811A (ja) 2009-09-24 2010-01-28 Toyobo Co Ltd ポリウレタン樹脂、導電性ロールおよび電子写真装置
JP2014146010A (ja) 2013-01-30 2014-08-14 Ricoh Co Ltd 現像ローラ、現像装置、プロセスカートリッジ、画像形成装置、画像形成方法
JP2017107197A (ja) 2015-12-04 2017-06-15 キヤノン株式会社 電子写真用部材、プロセスカートリッジおよび電子写真装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3873488B2 (ja) * 1998-11-09 2007-01-24 東海ゴム工業株式会社 低硬度導電性ロールの製法
KR100813180B1 (ko) * 2005-05-11 2008-03-19 전영식 도전막 연속기포 스폰지 롤 및 그 제조방법
JP4668887B2 (ja) * 2006-11-22 2011-04-13 株式会社リコー トナー、並びにこれを用いた画像形成装置、画像形成方法、及びプロセスカートリッジ
JP5928001B2 (ja) * 2011-03-18 2016-06-01 株式会社リコー 現像ローラ

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001188412A (ja) 1999-10-19 2001-07-10 Bridgestone Corp ウレタンローラおよびそれを用いた電子写真装置
JP2003020318A (ja) 2001-05-02 2003-01-24 Bridgestone Corp 弾性部材及び画像形成装置
JP2003241504A (ja) 2002-02-19 2003-08-29 Minolta Co Ltd 現像装置
JP2007192978A (ja) 2006-01-18 2007-08-02 Tokai Rubber Ind Ltd 現像ロール
JP2007212842A (ja) 2006-02-10 2007-08-23 Tokai Rubber Ind Ltd 現像ロールおよびその製法
JP2008096947A (ja) 2006-09-14 2008-04-24 Canon Inc 現像部材、現像装置及び電子写真画像形成装置
JP2010018811A (ja) 2009-09-24 2010-01-28 Toyobo Co Ltd ポリウレタン樹脂、導電性ロールおよび電子写真装置
JP2014146010A (ja) 2013-01-30 2014-08-14 Ricoh Co Ltd 現像ローラ、現像装置、プロセスカートリッジ、画像形成装置、画像形成方法
JP2017107197A (ja) 2015-12-04 2017-06-15 キヤノン株式会社 電子写真用部材、プロセスカートリッジおよび電子写真装置

Also Published As

Publication number Publication date
CN112955824A (zh) 2021-06-11
JP2020086171A (ja) 2020-06-04
WO2020110686A1 (fr) 2020-06-04
CN112955824B (zh) 2024-01-19

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