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Novel gel compositions and methods for preparation thereof

  • US 3,284,238 A
  • Filed: 04/03/1963
  • Issued: 11/08/1966
  • Est. Priority Date: 08/26/1960
  • Status: Expired due to Term
First Claim
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1. IN A GASEOUS FUEL CELL COMPOSED OF ELECTRODES, A MEMBRANE AND A GAS INLET AND OUTLET, THE IMPROVEMENT IN WHICH SAID MEMBRANE COMPRISES A UNIFORMLY HYDROPHILIC, CROSS-LINKED, WATER-INSOLUBLE GEL OF A NORMALLY WATERSOLUBLE, GELABLE POLYMER AS THE MATRIX, HAVING ION-EXCHANGE MATERIAL, WHICH IS DIFFERENT FROM SAID GEL, OCCLUDED THEREIN.

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