Preparation, structure and properties of porous polyimide films via PAA/PU alloy

LIU Jiugui; JIANG Lizhong; ZHAN Jiayu; WU Dezhen; JIN Riguang

doi:10.1007/s11458-007-0003-y

Front. Chem. China ›› 2007, Vol. 2 ›› Issue (1) :13 -16. DOI: 10.1007/s11458-007-0003-y

Preparation, structure and properties of porous polyimide films via PAA/PU alloy

LIU Jiugui, JIANG Lizhong, ZHAN Jiayu, WU Dezhen, JIN Riguang

Author information +

History +

PDF (340KB)

Abstract

A new route to porous polyimide (PI) films with pore sizes in the nanometer regime was developed. A polyamic acid (PAA)/polyurethane (PU) blend with PU as the disperse phase was first prepared via in situ polymerization of pyromelli

Keywords

polyimide, polyurethane, porosity, dielectric constant

Cite this article

Download citation ▾

LIU Jiugui, JIANG Lizhong, ZHAN Jiayu, WU Dezhen, JIN Riguang. Preparation, structure and properties of porous polyimide films via PAA/PU alloy. Front. Chem. China, 2007, 2(1): 13-16 DOI:10.1007/s11458-007-0003-y