การผลิตไดเมทิลอีเทอร์ (Dimethyl ether) โดยใช้กรดผสมระหว่างกรดซัลฟิวริก translation - การผลิตไดเมทิลอีเทอร์ (Dimethyl ether) โดยใช้กรดผสมระหว่างกรดซัลฟิวริก English how to say

การผลิตไดเมทิลอีเทอร์ (Dimethyl eth

การผลิตไดเมทิลอีเทอร์ (Dimethyl ether) โดยใช้กรดผสมระหว่างกรดซัลฟิวริกและกรดไนตริก (H2SO4 / HNO3) ช่วยปรับสภาพ multi-walled carbon nanotubes ในการเตรียมตัวเร่งปฏิกิริยา CuO-ZnO-Al2O3 / HZSM-5 บนตัวรองรับ multi-walled carbon nanotubes ด้วยวิธีการตกตะกอนร่วมโดยคลื่นอัลตราซาวน์ (ultrasound) โดยตัวเร่งปฏิกิริยาที่สังเคราะห์ขึ้นจะนำไปพิสูจน์เอกลักษณ์ด้วยเทคนิค X-ray diffraction spectrum (XRD), scanning electron microscope (SEM), transmission electron microscopy (TEM),thermal analysis (TG) และ Brunauer–Emmett–Teller (BET) ศึกษาการเตรียมตัวเร่งปฏิกิริยาสำหรับการสังเคราะห์ไดเมทิลอีเทอร์จากปฏิกิริยาไฮโดรจีเนชันคาร์บอนไดออกไซด์ในถังปฏิกรณ์แบบเบดคงที่ (fixed-bed reactor) ซึ่งแสดงให้เห็นว่า multi-walled carbon nanotubes นั้นเป็นตัวโปรโมเตอร์ให้กับตัวเร่งปฏิกิริยา CuO-ZnO-Al2O3 / HZSM-5 ภายใต้เงื่อนไขของปฏิกิริยาที่อุณหภูมิ 262 องศาเซสเซียส , ความดัน 3 เมกกะปาสคาล (MPa) , H2/ CO2 = 3 (อัตราส่วนปริมาตร) , ความเร็วพื้นที่ (space velocity) = 1800 mLgcat-1h-1 , CO2 conversion 46.2% , yield of dimethyl ether 20.9% , selectivity of dimethyl ether 45.2%
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The production of anhydrous ether, Methyl salicylate (Dimethyl ether), using acid, sanfiorik acid, and naitrik acid mixture (H2SO4/HNO3) carbon nanotubes in a multi-walled condition, prepare the catalytic CuO-ZnO-Al2O3/HZSM-5 multi-walled carbon nanotubes on the support by means of settling together by ultrasound waves (ultrasound) by the catalytic synthesis up to prove identity with.Using X-ray diffraction (XRD) c spectrum scanning electron microscope (SEM),, transmission electron microscopy (TEM), thermal analysis (TG) and Brunauer-Emmett-Teller (BET) Study on preparation and catalytic synthesis of Methyl salicylate for hydrocarbon reactions g anhydrous ether hotel car Bon dioxide in a fixed-bed members (fixed-bed reactor), which showed that carbon nanotubes are the promoters multi-walled, CuO-ZnO-Al2O3/HZSM-5 with the catalysis of the reaction conditions, temperature, pressure° se sasiat 262 3/Paschal II (MPa), H2/CO2 = 3 (volume ratio), The space velocity (velocity space) = 1800 mLgcat-1h-1, 46.2%, CO2 conversion of dimethyl ether 20.9% yield, 45.2% of dimethyl ether selectivity.
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The production of dimethyl ether (Dimethyl ether) using a mixture of acid sulfuric acid and nitric acid (H2SO4 / HNO3) helped to shape the multi-walled carbon nanotubes to prepare catalysts. CuO-ZnO-Al2O3 / HZSM-5 on the support, multi-walled carbon nanotubes by means of precipitation by ultrasound wave (ultrasound) by catalytic synthesis will be identified by using X-ray diffraction spectrum (. XRD), scanning electron microscope (SEM), transmission electron microscopy (TEM), thermal analysis (TG) and Brunauer-Emmett-Teller (BET) studies to prepare catalysts for the synthesis of dimethyl ether from the reaction hydrogenation of carbon dioxide. fixed bed reactor (fixed-bed reactor), which shows that multi-walled carbon nanotubes as a promoter for the catalyst. CuO-ZnO-Al2O3 / HZSM-5 under the conditions of the reaction at temperatures of 262 degrees C. Sierra, pressure 3 MPa (MPa), H2 / CO2 = 3 (volume ratio), speed space (space velocity. ) = 1800 mLgcat-1h-1, CO2 conversion 46.2%, yield of dimethyl ether 20.9%, selectivity of dimethyl ether 45.2%.
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Production of dimethyl ether (Dimethyl ether) using sulfuric acid and nitric acid mixed acid (H2SO4 / HNO3) help adjust the multi-walled. Carbon nanotubes in catalyst preparation CuO-ZnO-Al2O3 / HZSM-5 on support multi-walled carbon nanotubes.(ultrasound) by the catalysts will wascharacterized by techniques X-ray diffraction spectrum (XRD),Scanning electron microscope (SEM), transmission electron microscopy (TEM),Thermal analysis (TG) and Brunauer - Emmett - Teller (BET) to study the preparation of catalyst for synthesis of dimethyl อีเทอร์จาก carbon dioxide hydrogenation reaction in the reactor fixed bed (fixed-bed reactor), which shows that multi-walled carbon.It is a promoter and catalyst CuO-ZnO-Al2O3 / HZSM-5 under the conditions of reaction temperature, 262 degrees CelciusThe pressure 3 MPa (MPa), H2 / CO2 = 3 (volume ratio), speed (space area velocity) = 1800 mLgcat-1h-1 CO2,, Conversion 46.2% yield of, dimethyl ether 20.9% selectivity of, dimethyl ether 45.2%.
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