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METHOD FOR PRODUCING CARBON MOLECULAR SIEVE MEMBRANES IN CONTROLLED ATMOSPHERES

  • US 20110100211A1
  • Filed: 06/17/2010
  • Published: 05/05/2011
  • Est. Priority Date: 10/29/2009
  • Status: Active Grant
First Claim
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1. A process for making a carbon membrane comprising the steps of:

  • a. providing a polymer precursorb. heating said precursor in a chamber to at least a temperature at which pyrolysis byproducts are evolved; and

    ,c. flowing an inert gas through said chamber during said heating step, said inert gas containing less than about 40 ppm of oxygen.

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