US 12,174,571 B2
Fixing belt including layer of polyimide and specific filler, fixing device including the fixing belt, and image forming apparatus including the fixing device
Hiroaki Tanaka, Kanagawa (JP); Ryohei Yoshikawa, Kanagawa (JP); Kenji Kajiwara, Kanagawa (JP); Taiki Nagamatsu, Kanagawa (JP); and Tomotake Inagaki, Kanagawa (JP)
Assigned to FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed by FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed on Aug. 24, 2023, as Appl. No. 18/455,268.
Claims priority of application No. 2023-051959 (JP), filed on Mar. 28, 2023.
Prior Publication US 2024/0329579 A1, Oct. 3, 2024
Int. Cl. G03G 15/20 (2006.01)
CPC G03G 15/2057 (2013.01) [G03G 15/2064 (2013.01); G03G 2215/2038 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A fixing belt comprising:
a substrate layer that has polyimide; and
a filler containing a spherical filler and a cleavable flat plate-shaped filler,
wherein a total amount of the filler is 1% by volume or more and less than 40% by volume with respect to the substrate layer.