紡糸・フィルム成形

[D-207] Changes of Structure and Property during Annealing for Uniaxially-Drawn Polypropylene Films

*Sotaro Sakuraba¹, Sayoko Ogura², Masaki Kakiage³, Hiroki Uehara⁴, Takeshi Yamanobe⁵ (1. Grad. Sch. of Sci. and Tech. , Gunma Univ., 2. Grad. Sch. of Sci. and Tech. , Gunma Univ., 3. Grad. Sch. of Sci. and Tech. , Gunma Univ., 4. Grad. Sch. of Sci. and Tech. , Gunma Univ., 5. Grad. Sch. of Sci. and Tech. , Gunma Univ.)

Keywords:ポリプロピレン、延伸、熱処理、弾性率、self-hardening現象