High active calcium-base CO2 absorbent and its preparing method
Title：
High active calcium-base CO2 absorbent and its preparing method
Application Number：
 200510011232
Application Date：
 2005/01/21
Announcement Date：
 2005/10/05
Pub. Date：
 2007/05/23
Publication Number：
 1676210
Announcement Number：
 1317065
Grant Date：
 2007-5-23
Granted Pub. Date：
 2007-5-23
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 B01J 20/04, B01D 53/04, B01D 53/62, B01D 53/81
Applicant(s)：
 Tsinghua Univ.
Inventor(s)：
 Cai Ningsheng, Li Zhenshan, Huang Yuyu
Key Words：
 High active, calcium-base, CO2 absorbent, preparing method
Abstract：
 The present invention relates to a high-activity calcium base CO2 obsorbent and its preparation method. The described method uses alcohols, distilled water, aluminium salt and calcium oxide as raw material, and includes the following steps: calcining for 1-4 hr. at 800-1000 deg.C, adding alcohols and distilled water, calcining dried sample for 3 hr, at 500-700 deg.C, grinding, more adding distilled water, drying, calcining dried sample for 1-3 hr, at 700-1000 deg.C, fine grinding so as to obtain the invented high-activity calcium base CO2 absorbent.
Claim：
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PCT：
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