지원사업
학술연구/단체지원/교육 등 연구자 활동을 지속하도록 DBpia가 지원하고 있어요.
커뮤니티
연구자들이 자신의 연구와 전문성을 널리 알리고, 새로운 협력의 기회를 만들 수 있는 네트워킹 공간이에요.
이용수1
2014
1. Introduction 12. Experimental 42.1 Materials 42.2 Synthetic methods 52.2.1 Poly(imide-co-urethane) Copolymer 52.2.1.1 Synthesis of Poly(amic acid) prepolymer 52.2.1.2 Synthesis ofNCO-terminated Polyurethane 62.2.1.3 Preparation of Poly(imide-co-urethane)Copolymer solutions 72.2.1.4 Preparation of Poly(imide-co-urethane)Copolymer films 72.2.2 Polyimide/Polyurethane Blend 102.2.2.1 Synthesis of Poly(amic acid) 102.2.2.2 Synthesis of Polyurethane 112.2.2.3 Preparation of PI/PU blend solutions 122.2.2.4 Preparation of PI/PU blend films 122.3 Characterization 152.3.1 FT-IR spectroscopy 152.3.2 DMA properties 152.3.3 Tensile properties 162.3.4 Water swelling 162.3.5 Water vapor transmission rate 172.3.6 Capacitance 182.3.6.1 Sensitivity 182.3.6.2 Hysteresis 183. Results and Discussion 193.1 Poly(imide-co-urethane) Copolymer 193.1.1 FT-IR spectroscopy 193.1.2 Tensile properties 213.1.3 Water swelling andwater vapor transmission rate 243.1.4 Capacitance 273.1.4.1 Sensitivity 273.1.4.2 Hysteresis 303.2 Polyimide/Polyurethane Blend 323.2.1 FT-IR spectroscopy 323.2.2 DMA properties 343.2.3 Tensile properties 363.2.4 Water swelling andwater vapor transmission rate 393.2.5 Capacitance 423.2.5.1 Sensitivity 423.2.5.2 Hysteresis 424. Conclusions 465. References 48Abstract 50
0