| http://www.w3.org/ns/prov#value | - In a preferred embodiment, a supercritical fluid, such as carbon dioxide, along with a cosolvent, dissolves a polymer and deposits the dissolved polymer on a substrate as a sacrificial layer. [0029] The organic material of the sacrificial layer can be any suitable organic material, selected based on toxicity, type of solvent needed for dissolution, ease of handling, cost, etc.
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