US Patent 7862978 Toner and manufacturing process therefor

The invention provides a process for the manufacture of a toner which comprises the steps of:a) providing a latex dispersion containing primary resin particles and surfactant;b) providing a colorant dispersion containing primary colorant particles and surfactant;c) optionally providing a wax dispersion containing primary wax particles and surfactant;d) providing at least one carboxy functional compound of Formula (1), which may be in acid, salt and/or complex form: