Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making printing plates
Patent
1978-07-18
1980-08-05
Kimlin, Edward C.
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Making printing plates
1011284, 427143, 430252, 430263, G03C 500, B41N 124
Patent
active
042160197
ABSTRACT:
There is provided a method for producing a stencil for use in screen printing which method comprises coating a screen mesh with liquid photopolymerizable composition, imagewise exposing the coated mesh to radiation to polymerize liquid composition on the mesh in the exposed areas, and removing unexposed liquid composition from the mesh to develop the stencil. Suitably the liquid composition is applied with the screen mesh in contact with a protective film and, after imagewise exposure, the stencil is developed by stripping of the film such that unexposed liquid remains on the film. This provides a simple method of producing a stencil which does not require highly skilled personnel.
REFERENCES:
patent: 2969731 (1961-01-01), Kendall
patent: 3532052 (1970-10-01), Erickson
patent: 4076535 (1978-02-01), Putten
patent: 4093464 (1978-06-01), Ruckert et al.
Lythgoe Alan L.
Reed Kenneth J.
Kimlin Edward C.
Reed Kenneth James
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