MODEL MATERIAL RESIN COMPOSITION, INK SET FOR OPTICAL SHAPING, AND METHOD FOR MANUFACTURING OPTICALLY SHAPED ARTICLE

摘要

There is provided a resin composition for a modeling material 4a, used for shaping a modeling material 4 by a manufacturing method for light curing molding using an ink-jet scheme, comprising (A) an ethylenic unsaturated monomer as a photocuring component, (B) a photopolymerization initiator, and (C) a surface adjusting agent, wherein the resin composition for a modeling material has surface tension Mt of 26.0 to 33.0 mN/m, and the resin composition for a modeling material has surface tension Mst represented by the following (i) expression of 33.0 mN/m or more, and this resin composition for a modeling material 4a can afford a light cured article having the good dimensional accuracy.