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US 12,181,812 B2Granted
Endless belt, transfer device, and image forming apparatus
AssigneeFUJIFILM Business Innovation Corp.
InventorsYosuke Kubo, Toshiyasu Yukawa, Hiroaki Tanaka, Shigeru Fukuda, Daisuke Tanemura, Masato Ono, Masato Furukawa, Masayuki Seko
Life of this patent
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Abstract
An endless belt contains a resin and a surface modifier. The endless belt has, at an outer circumferential surface thereof, a sea-island structure including a sea portion containing the resin and island portions containing the surface modifier. The area of the island portions is equal to or less than 5% of the total area of the outer circumferential surface.
Claims21
An endless belt comprising:
- a resin selected from the group consisting of polyimide resin, polyamide-imide resin, aromatic polyether ether ketone resin, polyetherimide resin, and polyphenylene sulfide resin;
- and
- a surface modifier,
- wherein the endless belt has, at an outer circumferential surface thereof, a sea-island structure including a sea portion containing the resin and island portions containing the surface modifier, and
- wherein an area of the island portions is equal to or less than 5% of the total area of the outer circumferential surface.
2 more elements
An endless belt comprising:
- a resin selected from the group consisting of polyimide resin, polyamide-imide resin, aromatic polyether ether ketone resin, polyetherimide resin, and polyphenylene sulfide resin;
- and
- a surface modifier,
- wherein the endless belt has, at an outer circumferential surface thereof, a sea-island structure including a sea portion containing the resin and island portions containing the surface modifier, and
- wherein the island portions have an average equivalent circle diameter of 1.2 μm or less.
2 more elements
An endless belt comprising:
- a resin;
- and
- a surface modifier having a silicone structure,
- wherein the endless belt has, at an outer circumferential surface thereof, a sea-island structure including a sea portion containing the resin and island portions containing the surface modifier, and
- wherein an area of the island portions is equal to or less than 5% of the total area of the outer circumferential surface.
2 more elements
Dependencies are inferred from the claim text.