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폴리우레탄 고분자 LB막의 표면구조 관찰 및 전기적 특성
서정열,신훈규,권영수,Seo, Jeong-Yeul,Shin, Hoon-Kyu,Kwon, Young-Soo 대한전기학회 2001 전기학회논문지C Vol.51 No.3
We attempted to fabricate polyurethane derivatives (PU-CN, PU-DCM) LB films by using LB method. Also, we investigated the monolayer behavior at the air-water interface by surface pressure-area (${\pi}$-A) isotherms. The surface morphologies and the physicochemical properties of LB films were investigated by atomic force microscopy(AFM) and UV-vis spectroscopy, respectively. And, the electrical properties of polyurethane derivatives LB films were investigated by using the conductivity and the dielectric constant. In the surface morphologies, physicochemical and electrical properties of polyurethane derivatives LB films, the properties is different as to the polyurethane derivatives, it is considered that this phenomena could be described by the difference of lumophore pendant which was adhered at PU main chain.