Principles governing the preparation of membranes having graded porosities. The properties of “gradocol” membranes as ultrafilters

Abstract

118 ELECTRICAL THEORY OF ADBORPTTON The writer considers the double layer as consisting of a swface of rigidly fixed atoms under continuous bombardment of positively and negatively charged ions, any particular point on the rigid surface becoming in turn negative, neutral and positive, these conditions arisdg in an