Method of treatment of offset masters prior to conversion

Details Method of treatment of offset masters prior to conversion Method of treatment of offset masters prior to conversion

1975-02-19

1977-02-08

Weinblatt, Mayer

Gas separation: apparatus

Electric field separation apparatus

Electrode cleaner, apparatus part flusher, discharger, or...

96 1R, 96 18, 101465, 252 621R, G03F 702

Patent

active

040070468

ABSTRACT:
Prior to conversion of an offset master imaged by electrostatic technique to render the non-imaged portions of the imaged master ink repellent and water receptive, the surface is pre-wet with an organic solvent system which leaves residual solvent on the surface at the time of conversion.

REFERENCES:
patent: 3445229 (1969-05-01), Webers et al.
patent: 3672885 (1972-06-01), Ort
patent: 3717464 (1973-02-01), Tandy
patent: 3758330 (1973-09-01), Richman
patent: 3886865 (1975-06-01), Ohto et al.

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