Toner
OwnerAtsushi YAMAMOTO, Shinya Nakayama +4inventors
InventorsAtsushi YAMAMOTO, Shinya Nakayama, Masahide Yamada, Hideyuki Santo, Daiki Yamashita, Ryota Inoue
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Abstract
A toner, including a crystalline resin as a binder resin, wherein the toner comprises a THF-soluble component in a weight-average molecular weight not less than 20,000, and has a 50% wettability not less than 20% by volume when subjected to a methanol wettability test.
Claims13
A toner, comprising a crystalline resin as a binder resin, wherein the toner comprises a THF-soluble component in a weight-average molecular weight not less than 20,000, and has a 50% wettability not less than 20% by volume when subjected to a methanol wettability test.
A method of preparing a toner, comprising:
- granulating a mother toner comprising a crystalline resin as a binder resin in an aqueous medium;
- and
- heating the mother toner in an alkaline,
- wherein the toner comprises a THF-soluble component in a weight-average molecular weight not less than 20,000, and has a 50% wettability not less than 20% by volume when subjected to a methanol wettability test.
Dependencies are inferred from the claim text.