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REMOVAL OF CARBON DIOXIDE FROM AIR

  • US 20100095842A1
  • Filed: 11/15/2007
  • Published: 04/22/2010
  • Est. Priority Date: 11/15/2006
  • Status: Abandoned Application
First Claim
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1. :

  • A process for removing CO2 from the air, comprising the steps of;

    (a) passing the air in contact with a first ion exchange resin to absorb CO2 from the air;

    (b) passing a CO2 sorbent in contact with the first ion exchange resin to transport CO2 to the sorbent;

    (c) passing the sorbent from step (b) in contact with a weak base anion exchange resin to absorb CO2 from the sorbent; and

    (d) separating the CO2 from the ion exchange resin by heating the ion exchange resin from step (c) to drive off the CO2 from the resin.

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