Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LARGE-SCALE PREPARATION METHOD FOR HIGHLY STABLE CESIUM REMOVAL ADSORBENT, PRODUCT THEREOF AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/134183
Kind Code:
A1
Abstract:
The present invention relates to a large-scale preparation method for highly stable cesium removal adsorbent, a product thereof and use thereof. In particular, the present invention relates to a particulate inorganic oxide or activated carbon-supported transition metal-stabilized ferrocyanide adsorbent, comprising: a particulate inorganic oxide support or a particulate activated carbon support, a transition metal-stabilized ferrocyanide layer covering the inorganic oxide or activated carbon support; and a polymeric material layer covering the transition metal-stabilized ferrocyanide layer. The adsorbent has high crushing strength and low ion leaching rate. The present invention further relates to a preparation method for the adsorbent and use of same for removing radioactive isotope Cs ions and removing stable isotope Cs ions, and use of same for removing radioactive isotope Rb ions and removing stable isotope Rb ions.

Inventors:
ZHAO XUAN (CN)
WEI JIYING (CN)
LI FUZHI (CN)
Application Number:
CN2018/072213
Publication Date:
July 11, 2019
Filing Date:
January 11, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
UNIV TSINGHUA (CN)
International Classes:
B01J20/24; G21F9/12
Domestic Patent References:
WO2015119181A12015-08-13
Foreign References:
CN101279249A2008-10-08
CN106552602A2017-04-05
CN102836693A2012-12-26
CN101041123A2007-09-26
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
Download PDF: