JP2007193309A5 - - Google Patents

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JP2007193309A5
JP2007193309A5 JP2006333296A JP2006333296A JP2007193309A5 JP 2007193309 A5 JP2007193309 A5 JP 2007193309A5 JP 2006333296 A JP2006333296 A JP 2006333296A JP 2006333296 A JP2006333296 A JP 2006333296A JP 2007193309 A5 JP2007193309 A5 JP 2007193309A5
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unit
electrophotographic photosensitive
photosensitive member
formula
electrophotographic
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JP2006333296A
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JP2007193309A (en
JP4847305B2 (en
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Publication of JP2007193309A5 publication Critical patent/JP2007193309A5/ja
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Claims (3)

導電性支持体および該導電性支持体上に設けられた感光層を有する電子写真感光体において、該電子写真感光体の最表面層が、下記一般式（１）で示される繰り返し構造単位を全繰り返し構造単位中モル比換算で７０％以上１００％以下含有するポリアリレート樹脂と、ポリ三フッ化エチレンおよびパーフルオロポリエーテルのいずれか一種またはそれらの混合物を含有することを特徴とする電子写真感光体。
Figure 2007193309
 （式（１）中、Ｒ ２１ 、Ｒ ２３ 、Ｒ ２６ およびＲ２８は、それぞれ独立に、水素原子またはメチル基を示す。Ｘは、下記一般式（２）で示される２価の基を示す。
Figure 2007193309
 （式（２）中、Ｒ３１およびＲ３２は、それぞれ独立に、水素原子またはメチル基を示す、あるいは、Ｒ３１とＲ３２が結合して形成されるシクロヘキシリデン基を示す。）） In an electrophotographic photosensitive member having a conductive support and a photosensitive layer provided on the conductive support, the outermost surface layer of the electrophotographic photosensitive member includes all repeating structural units represented by the following general formula (1). An electrophotographic photosensitive material comprising a polyarylate resin containing 70 % or more and 100% or less in terms of molar ratio in a repeating structural unit, and one or a mixture of polytrifluoroethylene and perfluoropolyether body.
Figure 2007193309
 (In the formula (1), R 21, R 23, R 26 and R 28 are each independently, .X showing a hydrogen atom or a methyl group, a divalent group represented by the following following general formula (2) Show .
Figure 2007193309
 (In formula (2), R 31 and R 32 each independently represent a hydrogen atom or a methyl group, or a cyclohexylidene group formed by combining R 31 and R 32. ) 請求項１に記載の電子写真感光体と、帯電手段、現像手段およびクリーニング手段からなる群より選ばれた少なくとも１つの手段を一体に支持し、電子写真装置に着脱自在であることを特徴とするプロセスカートリッジ。 The electrophotographic photosensitive member according to claim 1 and at least one means selected from the group consisting of a charging means, a developing means, and a cleaning means are integrally supported, and are detachable from the electrophotographic apparatus. Process cartridge. 請求項１に記載の電子写真感光体、帯電手段、露光手段、現像手段、転写手段およびクリーニング手段を有することを特徴とする電子写真装置。 An electrophotographic apparatus comprising the electrophotographic photosensitive member according to claim 1 , a charging unit, an exposure unit, a developing unit, a transfer unit, and a cleaning unit.
JP2006333296A 2005-12-20 2006-12-11 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Expired - Fee Related JP4847305B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006333296A JP4847305B2 (en) 2005-12-20 2006-12-11 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005366472 2005-12-20
JP2005366472 2005-12-20
JP2006333296A JP4847305B2 (en) 2005-12-20 2006-12-11 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

Publications (3)

Publication Number Publication Date
JP2007193309A JP2007193309A (en) 2007-08-02
JP2007193309A5 true JP2007193309A5 (en) 2010-02-04
JP4847305B2 JP4847305B2 (en) 2011-12-28

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Family Applications (1)

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JP2006333296A Expired - Fee Related JP4847305B2 (en) 2005-12-20 2006-12-11 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

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Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007078006A1 (en) 2006-01-06 2007-07-12 Mitsubishi Chemical Corporation Electrophotographic photosensitive member, image forming device using same, and electrophotographic photosensitive member cartridge
JP5040319B2 (en) * 2006-01-13 2012-10-03 三菱化学株式会社 Positively charged electrophotographic photosensitive member, image forming apparatus, image forming method, and electrophotographic photosensitive member cartridge
JP4862662B2 (en) * 2006-01-13 2012-01-25 三菱化学株式会社 Electrophotographic photosensitive member, image forming apparatus using the same, and electrophotographic cartridge
JP4862663B2 (en) * 2006-01-13 2012-01-25 三菱化学株式会社 Electrophotographic photosensitive member, image forming apparatus using the same, and electrophotographic cartridge
JP4862660B2 (en) * 2006-01-16 2012-01-25 三菱化学株式会社 Electrophotographic photoreceptor
JP6380124B2 (en) * 2015-01-22 2018-08-29 三菱ケミカル株式会社 Electrophotographic photoreceptor, image forming apparatus, and polyester resin
JP6447254B2 (en) * 2015-03-06 2019-01-09 コニカミノルタ株式会社 Electrophotographic photosensitive member and electrophotographic image forming apparatus
JP6658473B2 (en) * 2016-08-10 2020-03-04 京セラドキュメントソリューションズ株式会社 Polyarylate resin and electrophotographic photoreceptor
CN109690420A (en) * 2016-11-30 2019-04-26 京瓷办公信息系统株式会社 Electrophtography photosensor
WO2020241658A1 (en) * 2019-05-28 2020-12-03 京セラドキュメントソリューションズ株式会社 Electrophotographic photoreceptor, process cartridge, and image forming apparatus

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1129426A (en) * 1977-11-28 1982-08-10 Suzanne P. Clark Photoconductive compositions
JPH0285863A (en) * 1988-09-22 1990-03-27 Canon Inc Electrophotographic sensitive body
JP3649494B2 (en) * 1995-11-30 2005-05-18 ユニチカ株式会社   Binder made of polyarylate
JP3382457B2 (en) * 1996-05-27 2003-03-04 キヤノン株式会社 Electrophotographic photoreceptor, process cartridge and electrophotographic apparatus
JP3537065B2 (en) * 1996-07-01 2004-06-14 キヤノン株式会社 Electrophotographic photoreceptor, process cartridge and electrophotographic apparatus
JP3874328B2 (en) * 1999-02-16 2007-01-31 株式会社リコー Electrophotographic photoreceptor and image forming method and apparatus using the same
JP4418600B2 (en) * 2001-01-31 2010-02-17 キヤノン株式会社 Method for producing electrophotographic photosensitive member
JP4534905B2 (en) * 2004-08-20 2010-09-01 三菱化学株式会社 Electrophotographic photoreceptor
JP5272321B2 (en) * 2006-03-30 2013-08-28 三菱化学株式会社 Image forming apparatus
JP2007293321A (en) * 2006-03-30 2007-11-08 Mitsubishi Chemicals Corp Image forming apparatus

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