ポスター（P01～21）

[P13] Effect of enthalpy relaxation and molecular orientation relaxation on heat resistance in polystyrene injection moldings

*Kousaku Tao^1,2, Koji Yamada¹, Seiji Higashi¹, Keitaro Kago¹, Shiho kuwashiro¹, Hiroshi Hirano¹, Hiroki Takeshita², Katsuhisa Tokumitsu² (1. Osaka Research Institute of Industrial Science and Technology, 2. Depertment of Material and Science, School of Engineering, The University of Shiga Prefecture)

Keywords:耐熱性、分子配向、エンタルピー緩和