Back to results
US 8,007,975 B2Granted
Colorant and toner
AssigneeFuji Xerox Co., Ltd.
InventorsShinji Hasegawa, Kazunori Anazawa, Yuka Ito, Minquan Tian, Kazuhiko Hirokawa, Makoto Furuki, Kazunaga Horiuchi, Takashi Matsubara, Tomoko Miyahara, Miho Watanabe
Life of this patent
Estimating the term…
Abstract
A colorant comprising an aggregate of a molecule having a squarylium skeleton and having a maximum absorption wavelength at about 500 nm to about 600 nm in a molecular dispersion state.
Claims4
A toner comprising a first colorant and a binder resin,
- wherein the first colorant comprises an aggregate of a molecule having a squarylium skeleton and having a maximum absorption wavelength at about 500 nm to about 600 nm in a molecular dispersion state,
- wherein the molecule is represented by a following general formula (3):
- and
- wherein the median diameter of the first colorant is within a range of from 50 nm to 200 nm.
1 more element
Dependencies are inferred from the claim text.