| 摘要 |
<p>TITLE PHOTOSENSITIVE BLOCK COPOLYMER COMPOSITION AND ELEMENTS Photosensitive compositions, and elements made therefrom, comprising a solvent-soluble, thermoplastic, elastomeric, block copolymer, a nongaseous ethylenically unsaturated compound, and an addition polymerization initiator activatable by actinic light are useful in preparing printing plates, particularly flexographic printing plates, and other relief images.</p> |
