Patent ID: 7842449

Claim:
A method of preparing a toner comprising: preparing a toner composition including a macromonomer having a hydrophilic group, a hydrophobic group and at least one reactive functional group, at least one polymerizable monomer, an initiator and a colorant; emulsion-polymerizing the toner composition in a medium to produce a polymerized toner; and separating and drying the polymerized toner, wherein the macromonomer is a material selected from the group consisting of polyethylene glycol (PEG)-methacrylate, PEG-ethyl ether methacrylate, PEG-dimethacrylate, PEG-modified urethane, PEG-modified polyester, PEG-hydroxyethyl methacrylate, hexafunctional polyester acrylate, dendritic polyester acrylate, carboxy polyester acrylate, fatty acid modified epoxy acrylate, and polyester methacrylate.