US 11,921,455 B2
Lubricant solid, image forming apparatus, and process cartridge
Yohei Saito, Kanagawa (JP); Jiro Korenaga, Kanagawa (JP); Shoko Hachiya, Kanagawa (JP); and Ryo Sekiguchi, Kanagawa (JP)
Assigned to FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed by FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed on Sep. 8, 2022, as Appl. No. 17/940,496.
Claims priority of application No. 2022-031979 (JP), filed on Mar. 2, 2022; and application No. 2022-031980 (JP), filed on Mar. 2, 2022.
Prior Publication US 2023/0280689 A1, Sep. 7, 2023
Int. Cl. G03G 15/16 (2006.01); G03G 21/00 (2006.01); G03G 21/18 (2006.01)
CPC G03G 21/0094 (2013.01) [G03G 21/0011 (2013.01); G03G 21/1814 (2013.01); G03G 2221/183 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A lubricant solid comprising, in a content of 92 mass % or more and 100 mass % or less, a lubricant having a polygonal network bond structure,
wherein the lubricant solid has a Martens hardness at 23° C. of 24 N/mm2 or more and 80 N/mm2 or less.