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Carbon membrane laminated body and method for manufacturing the same

  • US 7,891,499 B2
  • Filed: 05/26/2009
  • Issued: 02/22/2011
  • Est. Priority Date: 11/29/2006
  • Status: Active Grant
First Claim
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1. A carbon membrane laminated body comprising:

  • a porous substrate,a first porous carbon membrane as a carbon membrane underlayer disposed on a surface of the porous substrate and having an average pore diameter of 0.20 to 0.65 nm, anda second porous carbon membrane as a carbon membrane separation layer disposed on a surface of the carbon membrane underlayer, having a smaller film thickness and a smaller average pore diameter than those of the carbon membrane underlayer.

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