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Molecular sieve - photoactive semiconductor membranes and reactions employing the membranes

  • US 5,468,699 A
  • Filed: 07/30/1992
  • Issued: 11/21/1995
  • Est. Priority Date: 07/30/1992
  • Status: Expired due to Fees
First Claim
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1. A membrane for affecting the composition of material coming in contact with the membrane, comprising:

  • an inert porous substrate having a pore size from about 2.5 to 50 microns and semiconductor material including TiO2 supported by the porous substrate, the semiconductor material including a photoactive polymeric metal/semimetal oxide matrix and molecular sieve material impregnated within the matrix, the molecular sieve material including zeolitic material having pore size from about 3 to 12 angstroms.

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