Canon Kabushiki Kaisha

Yoshiko Igarashi

Hirotaka Fukushima

Yusuke Owaki

Hidetaka Nanao

Yasushi Hoshi

A thermal fixing apparatus, including a rotatable first member; a heater heating the first member; a rotatable second member forming a nip portion with the first member; and a pressurizing member disposed inside the first member, and having a contact surface with an inner surface of the first member. The pressurizing member includes a surface layer constituting the contact surface, and the surface layer comprises a diamond-like carbon film containing a hydrogen atom (H), a carbon atom (C) and a silicon atom (Si). 100&#xd7;(H)/((H)+(C)) is 5 or less. 100&#xd7;(Si)/((Si)+(C)) is 1 to 20. Between the contact surface and an inner circumferential surface of the first member, an oil film containing a fluorinated oil and a silicone oil is present.

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Tochigi, Japan

Yoshiko Igarashi