CO2 adsorbent
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United States of America Patent
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N/A
Issued Date -
Oct 4, 2001
app pub date -
Dec 19, 2000
filing date -
Feb 14, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A CO.sub.2 adsorbent that enhances the CO.sub.2 recovery rate in the CO.sub.2 separation and recovery process is provided. The CO.sub.2 adsorbent is made of active carbon and/or molecular sieve carbon with a large specific surface area. The active carbon and/or molecular sieve carbon has micropores and/or mesopores 200 .ANG. or less in size and penetrating pores formed by the micropores and/or mesopores connecting with one another. All or part of surfaces of inner passages through which a gas flows and of terminal pores are covered directly with a polar liquid or polar solid without a reaction layer there between.
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