prov:value
| - eaction by action by heat, catalysts, ultraviolet light, etc., leading to a relatively infusible state, and are exemplified by such materials as amino compounds (melamines and ureas), polyesters, alkyds, epoxides, phenolics and elastomers that are generally defined as substances that can be stretched at room temperature to at least twice their original length and, after having been stretched and t
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