Patent ID: 7040230
Filing Date: 2006-05-09
Classification: B41F

Abstract:
1. A method of using a printing press having a number of printing stations, said method comprising the steps of: using one or more of said stations to deposit image-forming ink on paper or paperboard sheet or web substrates; before depositing said image-forming ink on said substrates applying to said substrates an underprint, film-forming, pore-sealing material which substantially seals all pores in relatively porous substrates which are or are expected to receive said image-forming ink, and after applying said image-forming ink to the pore-sealed substrates feeding said substrates in the same pass through said printing press to a coating station which applies a selected, glossy, water-based overprint coating on all or selected portions of the image-forming ink to produce on the finished product at least 80–92 gloss as read by a 60 degree glossmeter.