Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1993-12-28
1996-04-09
Drodge, Joseph W.
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
96 13, 96 14, 21050023, 21050038, 264 41, 525420, B01D 6908, B01D 7156
Patent
active
055058515
ABSTRACT:
Semipermeable membranes of homogeneously miscible polymer alloys and a process for their preparation. In particular, semipermeable membranes of homogeneous polymer alloys which contain sulfonated, aromatic polyether ketones and at least one polyamide as the main constituents, wherein the polyamide is a completely aromatic polyamide.
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Helmer-Metzmann Freddy
Herrmann-Schonherr Otto
Wagener Reinhard
Drodge Joseph W.
Hoechst Aktiengesellschaft
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