B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
B01J 20/10 (2006.01) B01D 53/047 (2006.01) B01D 53/40 (2006.01) B01D 53/62 (2006.01) B01J 20/28 (2006.01) B01J 20/32 (2006.01)
Patent
CA 2510235
The present invention provides an amine functionalised adsorbent for use in dry scrubbing process. The adsorbent comprises amine functionalised mesoporous silica in which the amine groups are present at or near the surface of the silica, including within the pore walls and channels of the silica. The present invention further provides methods of preparing the adsorbent and of using the adsorbent for the adsorption of CO2 and/or other acid gases.
L'invention concerne un adsorbant à fonction amine destiné à être utilisé dans le cadre d'un procédé de lavage à sec. Cet adsorbant comprend une silice mésoporeuse à fonction amine dont les groupes amine se trouvent au niveau ou à proximité de la surface de la silice, y compris dans les parois des pores de la silice ou les canaux formant ces pores. Cette invention se rapporte en outre à des procédés de préparation de l'adsorbant ainsi que d'utilisation de cet adsorbant pour l'adsorption de CO¿2? et/ou d'autres gaz acides.
Osler Hoskin & Harcourt Llp
University Of Ottawa
LandOfFree
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