JP2007233176A5 - - Google Patents

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Publication number
JP2007233176A5
JP2007233176A5 JP2006056612A JP2006056612A JP2007233176A5 JP 2007233176 A5 JP2007233176 A5 JP 2007233176A5 JP 2006056612 A JP2006056612 A JP 2006056612A JP 2006056612 A JP2006056612 A JP 2006056612A JP 2007233176 A5 JP2007233176 A5 JP 2007233176A5
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JP
Japan
Prior art keywords
seamless belt
crystalline resin
thermoplastic crystalline
tubular film
seamless
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Application number
JP2006056612A
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Japanese (ja)
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JP4799214B2 (en
JP2007233176A (en
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Priority to JP2006056612A priority Critical patent/JP4799214B2/en
Priority claimed from JP2006056612A external-priority patent/JP4799214B2/en
Publication of JP2007233176A publication Critical patent/JP2007233176A/en
Publication of JP2007233176A5 publication Critical patent/JP2007233176A5/ja
Application granted granted Critical
Publication of JP4799214B2 publication Critical patent/JP4799214B2/en
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Claims (5)

画像形成装置に用いる、熱可塑性結晶性樹脂を含むシームレスベルトであって、
該熱可塑性結晶性樹脂の結晶化度が、該シームレスベルトの幅方向端部において、幅方向中央部よりも小さくなっていることを特徴とするシームレスベルト。 A seamless belt containing a thermoplastic crystalline resin used in an image forming apparatus,
A seamless belt characterized in that the crystallinity of the thermoplastic crystalline resin is smaller at the widthwise end of the seamless belt than at the widthwise center . 前記熱可塑性結晶性樹脂が、ポリエーテルエーテルケトンである請求項１に記載のシームレスベルト。 The seamless belt according to claim 1, wherein the thermoplastic crystalline resin is polyetheretherketone . 請求項１または２に記載のシームレスベルトを備えていることを特徴とする画像形成装置。An image forming apparatus comprising the seamless belt according to claim 1. 請求項１または２に記載のシームレスベルトの製造方法であって、熱溶融押出成形により作成した該熱可塑性結晶性樹脂を含むチューブ状フィルムを円柱部材及び管状型部材とで圧力をかけつつ加熱する工程を有し、It is a manufacturing method of the seamless belt of Claim 1 or 2, Comprising: The tubular film containing this thermoplastic crystalline resin produced by hot melt extrusion molding is heated, applying a pressure with a cylindrical member and a tubular mold member. Having a process,
該工程において、該チューブ状フィルムの幅方向端部の熱履歴が、幅方向中央部の熱履歴よりも小さくなるように加熱することを特徴とするシームレスベルトの製造方法。In this step, the seamless belt is heated so that the heat history at the end in the width direction of the tubular film is smaller than the heat history at the center in the width direction. 前記工程が、前記チューブ状フィルムの幅方向端部の温度を前記熱可塑性結晶性樹脂のガラス転移温度（Ｔｇ）以下に保ちつつ該チューブ状フィルムを加熱する工程を含む請求項４に記載のシームレスベルトの製造方法。The seamless process according to claim 4, wherein the step includes a step of heating the tubular film while maintaining a temperature of an end portion in the width direction of the tubular film at or below a glass transition temperature (Tg) of the thermoplastic crystalline resin. A method for manufacturing a belt.
JP2006056612A 2006-03-02 2006-03-02 Seamless belt and image forming apparatus using the same Active JP4799214B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006056612A JP4799214B2 (en) 2006-03-02 2006-03-02 Seamless belt and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006056612A JP4799214B2 (en) 2006-03-02 2006-03-02 Seamless belt and image forming apparatus using the same

Publications (3)

Publication Number Publication Date
JP2007233176A JP2007233176A (en) 2007-09-13
JP2007233176A5 true JP2007233176A5 (en) 2009-04-09
JP4799214B2 JP4799214B2 (en) 2011-10-26

Family

ID=38553812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006056612A Active JP4799214B2 (en) 2006-03-02 2006-03-02 Seamless belt and image forming apparatus using the same

Country Status (1)

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JP (1) JP4799214B2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5517427B2 (en) * 2008-08-29 2014-06-11 キヤノン株式会社 Seamless belt for electrophotography
JP5339836B2 (en) * 2008-09-30 2013-11-13 キヤノン株式会社 Electrophotographic belt and method for producing the same
JP5538954B2 (en) 2010-02-26 2014-07-02 キヤノン株式会社 Conductive belt and electrophotographic apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3391946B2 (en) * 1995-07-13 2003-03-31 キヤノン株式会社 Image forming device
JP2001066906A (en) * 1999-08-25 2001-03-16 Canon Inc Resistance control transfer carrying belt and its manufacturing method
JP4091722B2 (en) * 1999-12-14 2008-05-28 株式会社リコー Endless belt and method of forming the same
JP2002202668A (en) * 2000-12-28 2002-07-19 Yuka Denshi Co Ltd Endless belt, belt for image forming device and image forming device
JP2005300677A (en) * 2004-04-07 2005-10-27 Mitsubishi Chemicals Corp Belt for image forming apparatus and image forming apparatus including same
JP4439355B2 (en) * 2004-08-06 2010-03-24 シャープ株式会社 Image forming apparatus

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