Method of making relief printing plates with concave printing ar

Details Method of making relief printing plates with concave printing ar Method of making relief printing plates with concave printing ar

1979-01-19

1981-08-11

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making printing plates

430300, 430307, G03C 500

Patent

active

042834848

ABSTRACT:
Relief printing plates are described in which the raised printing areas are concave or dished. This gives, on printing, a more even ink distribution over the image area. Photographic methods for producing such plates are described.

REFERENCES:
patent: 2177195 (1939-10-01), Wilkinson
patent: 3658532 (1972-04-01), Gilligan
patent: 4012257 (1977-03-01), Gerns

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