Invention Grant
- Patent Title: Fixing member, fixing apparatus, image forming apparatus, and method of producing fixing member
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Application No.: US15260680Application Date: 2016-09-09
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Publication No.: US09715202B2Publication Date: 2017-07-25
- Inventor: Matsutaka Maeda
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper & Scinto
- Priority: JP2015-198868 20151006
- Main IPC: G03G15/20
- IPC: G03G15/20

Abstract:
A fixing member including a surface layer having high resistance to wear is provided. The fixing member includes a surface layer containing polytetrafluoroethylene (PTFE) and a fluorine resin having a melting point lower than that of the PTFE. In the DSC (endothermic) curve obtained by heating a sample of the surface layer at a temperature raising rate of 20° C./min with a differential scanning calorimeter (DSC), an endothermic peak 1 having a peak top in the temperature range of 330° C. or more and 340° C. or less, and an endothermic peak 2 having a peak top in the temperature range lower than that of the endothermic peak 1 are present, and the sum ΔH of the amount of heat of fusion based on the endothermic peak 1 and the amount of heat of fusion based on the endothermic peak 2 is 40 J/g or more and 55 J/g or less.
Public/Granted literature
- US20170097597A1 FIXING MEMBER, FIXING APPARATUS, IMAGE FORMING APPARATUS, AND METHOD OF PRODUCING FIXING MEMBER Public/Granted day:2017-04-06
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