Planographic dry offset master plate

Printing – Planographic – Lithographic printing plates

Patent

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Details

101462, 428446, 428447, 428448, 428452, 428908, B41N 112, B32B 904

Patent

active

040207617

ABSTRACT:
A planographic dry offset master plate composed of a substrate and, formed thereon, a crosslinking agent-cured layer of a diorganopolysiloxane in which 5 to 40 mole % of the organic groups directly bonded to silicon atoms are phenyl groups. The master plate is especially suitable for plate-making by an electrostatic process and a direct image process. The resulting printing plate has good durability and are free from scumming during printing.

REFERENCES:
patent: 3209683 (1965-10-01), Greubel
patent: 3241486 (1966-03-01), Greubel
patent: 3328481 (1967-06-01), Vincent
patent: 3455732 (1969-07-01), Hathaway
patent: 3505099 (1970-04-01), Newroth
patent: 3511178 (1970-05-01), Curtin
patent: 3606922 (1971-09-01), Doggett
patent: 3623942 (1971-11-01), Yerrick
patent: 3627851 (1971-12-01), Brady
patent: 3631220 (1971-12-01), Wojdac
patent: 3667996 (1972-06-01), Antonen

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