Patent ID: 7401912

Claim:
An offset printing apparatus for printing a phase change ink onto a print medium comprising: a) a phase change ink component for applying a phase change ink in a phase change ink image; b) an imaging drum for accepting said phase change ink image from said phase change ink component, and transferring the phase change ink image from said drum to said print medium and for fixing the phase change ink image to said print medium, the imaging drum comprising in order: i) an imaging drum comprising a metal substrate, ii) a conformable intermediate layer, and iii) an outer coating comprising an alkyd thermoset; c) a pressure member in pressure contact with said imaging drum, wherein said print medium is fed through a nip formed between said imaging member and said pressure member, and wherein a pressure exerted at said nip is from about 200 to about 500 psi; and d) a heating member associated with the offset printing apparatus.