US 12,117,752 B2
Resin belt for image forming apparatus, fixing belt, fixing device, and image forming apparatus
Tomotake Inagaki, Kanagawa (JP); Ryohei Yoshikawa, Kanagawa (JP); Kenji Kajiwara, Kanagawa (JP); Yasuhiko Kinuta, Kanagawa (JP); and Hitoshi Komuro, Kanagawa (JP)
Assigned to FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed by FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed on Mar. 6, 2023, as Appl. No. 18/178,688.
Claims priority of application No. 2022-111997 (JP), filed on Jul. 12, 2022.
Prior Publication US 2024/0019799 A1, Jan. 18, 2024
Int. Cl. G03G 15/20 (2006.01); G03G 15/16 (2006.01)
CPC G03G 15/2057 (2013.01) [G03G 15/162 (2013.01); G03G 15/2064 (2013.01); G03G 2215/1623 (2013.01); G03G 2215/2048 (2013.01); G03G 2215/2054 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A resin belt for an image forming apparatus, the resin belt being in the form of an endless shape, the resin belt comprising:
a resin base layer containing a filler,
wherein the resin base layer includes:
a first resin layer in which a content of the filler is from 3% by mass to 30% by mass inclusive; and
a second resin layer in which a content of the filler is from 0% by mass to 0.1% by mass inclusive,
wherein a thickness of the second resin layer is 15% or less of the thickness of the resin base layer, and
wherein an exposed area of the filler on an inner circumferential surface side of the second resin layer is 0.1% or less.