%0 conference paper,conference lecture %@ %A Fritsch, D.,Hasler, C.,Behling, R.-D. %D 1990 %J ICOM '90: The 1990 International Congress on Membranes and Membrane Processes; Proceedings %N 55 %P 1031-1033 %T Thin-film composite membranes of maleimide copolymers: permeabilities and selectivities to vapors %U 55 %X