| 摘要 |
A negative acting photoimageable composition comprising an acid functional binder polymer also having substantial hydroxyl functionality, photopolymerizable .alpha.,.beta.-ethylenically unsaturated compound(s) including a compound(s) having multi .alpha.,.beta.ethylenic unsaturated functionality and at least 3 ethylene glycol and/or propylene glycol units per molecule, and photoinitiator.
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