B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
167/166
B01J 13/02 (2006.01) A61K 9/50 (2006.01) B01J 13/10 (2006.01) C12N 11/04 (2006.01)
Patent
CA 1317223
- 1 - HOE 87/F 055 Abstract of the disclosure Polyelectrolyte membrane capsules are composed of a semi- permeabLe membrane and an active material enclosed by it, the membrane being formed of a biocompatible, non-toxic polyacid and a polybase; the polybase is composed of re- peating monomer units of the formula (I) Image in which R1 and R2 have the indicated meanings.
559737
Bader Hubert
Keil Karl-Heinz
Ruppel Diether
Schlingmann Merten
Walch Axel
Bader Hubert
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Hoechst Aktiengesellschaft
Keil Karl-Heinz
Ruppel Diether
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