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author:

俞秀金 (俞秀金.) [1] (Scholars:俞秀金) | 郑瑛 (郑瑛.) [2] | 郑勇 (郑勇.) [3] (Scholars:郑勇) | 王榕 (王榕.) [4] (Scholars:王榕) | 魏可镁 (魏可镁.) [5]

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CQVIP PKU CSCD

Abstract:

以蔗糖为碳源,正硅酸乙酯(TEOS)为硅源,草酸为凝胶剂采用溶胶凝胶法制备出前躯体,高温碳热还原合成C/SiC复合物,其比表面积为333 m2/g,孔半径集中在7.9 nm;总孔体积在0.52 cm3/g;以其为载体,钉为活性金属组分,钡和钾为助剂制备催化剂,将其应用于氨合成反应,考察其催化活性.当催化剂中Ru,Ba和K质量分数分别为3.28%,3.28%和11.48%时,在10.0 MPa,空速为10 000 h-1,435℃条件下,出口氨浓度达15.20%(体积分数).

Keyword:

复合物 氨合成 碳化硅 载体

Community:

  • [ 1 ] [俞秀金]福州大学
  • [ 2 ] [郑瑛]福州大学
  • [ 3 ] [郑勇]福州大学
  • [ 4 ] [王榕]福州大学
  • [ 5 ] [魏可镁]福州大学

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Source :

分子催化

ISSN: 1001-3555

CN: 62-1227/O6

Year: 2008

Issue: 5

Volume: 22

Page: 424-428

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 2

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