E.i. Dupont De Nemours and Company

Dieter H Tigler

Mario Grossa

Bernhard Metzger

Hubert Weinert

Paola Gallo

A process for preparing images, particularly color proof prints, in which tacky and non-tacky areas are produced by imagewise exposure of a radiation-sensitive layer is described. The tacky areas are toned with a toner having a tackiness that can be increased by irradiation with actinic radiation.

Process for making images employing a toner which has a tackiness that

Process for improving the printing quality of photohardenable reproduction materials for the production of relief printing plates whose surface has been abraded before imagewise exposure, by filling in the abraded relief with the photohardenable material itself or with a thermoplastic binder.

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Rodermark, Germany

Dieter H Tigler