prov:value
| - Thermally processable imaging elements having a protective layer comprising poly(silicic acid) and a hydroxyl containing monomer or polymer, such as poly(vinyl alcohol), are described in the above-mentioned US Pat. Nos. 4,741,992, 4,828,971, 5,310,640 and 5,547,821, the entire disclosures of which are incorporated herein by reference.
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