| http://www.w3.org/ns/prov#value | - The photocurable composition of Example 4 was replaced with the following photocurable compositions: Polyvinylcinnamate resins crosslinkable by ultra violet light, methacrylates capable of undergoing'vinyl polymerization in the presence of photoinitiators (e.g., benzoin, anthraquinone, and those listed in the following paragraph), colloids such as gelatin, animal gums, and polymers such as polyvin
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