FIXING MEMBER, METHOD FOR PRODUCING THE SAME, FIXING APPARATUS, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

To provide a fixing member that can maintain high toner releasing properties for a longer period of time.SOLUTION: A fixing member comprises a base layer and a surface layer, the surface layer includes a tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer having a pore communicating with an ope...

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Bibliographic Details
Main Authors NOTOYA YASUHARU, MURAMATSU HIROKI, KASAI NAOKO, HOSOKU SUKETSUGU, MIYAUCHI YOHEI, MIYAGAI TOMOYO
Format Patent
LanguageEnglish
Japanese
Published 14.04.2023
Subjects
CINEMATOGRAPHY
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
MAGNETOGRAPHY
PHOTOGRAPHY
PHYSICS
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Summary:To provide a fixing member that can maintain high toner releasing properties for a longer period of time.SOLUTION: A fixing member comprises a base layer and a surface layer, the surface layer includes a tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer having a pore communicating with an opening on an outer surface of the surface layer, at least a part of the pore contains a composition containing perfluoropolyether and fluoropolymer, and the fluoropolymer has at least one structure of a T unit and a Q unit of siloxane and a particular repeating unit composed of perfluoropolyether.SELECTED DRAWING: Figure 2 【課題】高いトナー離型性を、より長期に亘って維持することができる定着部材の提供。【解決手段】基層と、表面層と、を有する定着部材であって、該表面層は、その外表面の開口につながる空孔を有するテトラフルオロエチレン－パーフルオロアルキルビニルエーテル共重合体を含み、該空孔の少なくとも一部に、パーフルオロポリエーテルとフルオロポリマーとを含む組成物を含有し、該フルオロポリマーが、シロキサンのＴ単位及びＱ単位のうち少なくとも一方の構造と、パーフルオロポリエーテルからなる特定の繰り返し単位と、を有する。【選択図】図２
Bibliography:Application Number: JP20220159510