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    Removal of Ethylene Over KMnO4/Silica-alumina: Effect of Synthesis Methods and Reaction Temperatures
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    2020-05-11      조회 2,079   댓글 0  
    이메일주소 site@site.co.kr
    Author Min-Whee Cho, Song-Hun Yoon, Yong-Ki Park, Won-Choon Choi, Hee-Young Kim, Seung-Kyu Park, Chul-Wee Lee
    Journal Applied Chemistry for Engineering
    Year of Pub. 2009


    18∼ 19 wt% _ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" KMnO_4 " width="53px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;">/_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" SiO_2-Al_2O_3 " width="86px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;"> with Si/Al= 1/5 and 1/10, and 20 wt% _ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" KMnO_4 " width="53px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;">/_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" Al_2O_3 " width="38px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;"> were prepared by solvent evaporation method. Catalytic activity of ethylene abatement over those samples were evaluated and compared under the conditions of GHSV 1125_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" h^{-1} " width="22px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: 0px;">, ethylene gas (ethylene 0.2%, air 99.8%, relative humidity 50%) at 30, 40, 60 and 120_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label="^{\circ} C " width="17px" height="10px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: 0px;"> using a fixed-bed reactor. _ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" KMnO_4 " width="53px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;">/_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" SiO_2-Al_2O_3 " width="86px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;"> was showed better performance than _ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" KMnO_4 " width="53px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;">/_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label=" Al_2O_3 " width="38px" height="12px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: -2px;"> by 170∼ 210% at 30, 40_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label="^{\circ} C " width="17px" height="10px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: 0px;">, and by 60% at 60, 150_ xml_ns="http://www.w3.org/2000/svg" class="gs_fsvg" aria-label="^{\circ} C " width="17px" height="10px" style="color: rgb(34, 34, 34); font-family: Arial, sans-serif; font-size: 13px; font-variant-numeric: normal; font-variant-east-asian: normal; vertical-align: 0px;">, respectively.​

     

     
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