Release layer for an aqueous or semi-aqueous processible...

Details Release layer for an aqueous or semi-aqueous processible... Release layer for an aqueous or semi-aqueous processible...

G - Physics

03

C

G03C 1/805 (2006.01) G03F 7/028 (2006.01) G03F 7/032 (2006.01) G03F 7/09 (2006.01) G03F 7/26 (2006.01)

Patent

CA 2069317

2069317 9106893 PCTABS00005 This invention relates to a method to facilitate removal of a negative or positive image-bearing film from an aqueous or semi-aqueous processible flexographic printing element which comprises using a hydroxyalkyl cellulose release layer interposed between the image-bearing film and a photosensitive layer, wherein the alkyl group has from one to five carbon atoms. This invention also concerns an aqueous or semi-aqueous processible flexographic photosensitive element containing this release layer and to processes for making printing reliefs from such elements.

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