A photosensitive laminate structure including a carrier layer and a photosensitive layer is described. The photosensitive layer includes a polymeric photosensitive resin composition containing at least one cross-linkable unit represented by the formula: 1 wherein X is an organic moity and Y is selected from the following group: 2 wherein Z is selected from at least one of lithium, sodium, potassium, ammonium, monoalkylammonium, dialkylammonium, and tetraalkylammonium.