PATTERN FORMING THERMOPLASTIC COMPOSITION CORES CONTAINING FLUORESCING DYE, PATTERNS THEREOF AND PROCESSES RELATED THERETO

摘要

A moldable composition suitable for use as a pattern core material for investment casting. The composition comprises a water-soluble continuous phase organic material and a water-soluble fluorescing dye dispersed through the continuous phase organic material. Related disposable thermoplastic patterns and methods are also disclosed.