Method of pre-exposing relief image printing plate

Details Method of pre-exposing relief image printing plate Method of pre-exposing relief image printing plate

2004-05-25

2009-12-15

Duda, Kathleen (Department: 1795)

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making printing plates

Reexamination Certificate

active

07632625

ABSTRACT:
The present invention is directed to a method of selectively pre-exposing a photosensitive printing element prior to imagewise exposure in order to remove oxygen from the photosensitive layer prior to imagewise exposure. The invention is usable in a computer-to-plate process to produce flexographic relief image printing elements.

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