| 摘要 |
<p>A photosensitive resin, process for its use, and tack-free printing plates formed thereby are disclosed wherein the photosensitive resin comprises (I) polyurethane prepolymer, (ii) ethylenically unsaturated monomer, (iii) photoinitiator and (iv) a tack-reducing additive selected from the group consisting of aromatic carboxylic acids, aromatic carboxylic acid esters, polyunsaturated carboxylic acids, polyunsaturated carboxylic acid esters, and mixture thereof.</p> |
