Regeneration of poisoned nickel catalyst by supercritical CO2 extraction

被引:22
|
作者
Vradman, L
Herskowitz, M [1 ]
Korin, E
Wisniak, J
机构
[1] Ben Gurion Univ Negev, Blechner Ctr Ind Catalysis & Proc Dev, IL-84105 Beer Sheva, Israel
[2] Ben Gurion Univ Negev, Dept Chem Engn, IL-84105 Beer Sheva, Israel
关键词
D O I
10.1021/ie000805f
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Regeneration of a thiophene-poisoned Ni-supported catalyst was carried out by supercritical CO2 extraction. The catalyst activity was measured in the hydrogenation of 2-butanone to 2-butanol at 373 K and 1.7 MPa. The supercritical extraction was tested over a range of operating conditions. Regeneration at 313 K and 41 MPa for 16 h recovered completely the catalyst activity. Other methods cited in the literature displayed a lower performance in regeneration of Ni catalysts.
引用
收藏
页码:1589 / 1590
页数:2
相关论文
共 50 条
  • [41] Technical optimization of the extraction of andrographolide by supercritical CO2
    Chen, Kexun
    Yin, Wenhong
    Zhang, Wencheng
    Pan, Jian
    FOOD AND BIOPRODUCTS PROCESSING, 2011, 89 (C2) : 92 - 97
  • [42] Extraction of berry seed oils with supercritical CO2
    Roj, Edward
    Dobrzynska-Inger, Agnieszka
    Kostrzewa, Dorota
    Kolodziejczyk, Krzysztof
    Sojka, Michal
    Krol, Boguslaw
    Miszczak, Artur
    Markowski, Jaroslaw
    PRZEMYSL CHEMICZNY, 2009, 88 (12): : 1325 - 1330
  • [43] The supercritical CO2 extraction and microencapsulation of clove oil
    Wang, Jin-Yu
    Li, Shu-Fen
    Guan, Wen-Qiang
    Gao Xiao Hua Xue Gong Cheng Xue Bao/Journal of Chemical Engineering of Chinese Universities, 2007, 21 (01): : 37 - 42
  • [44] Extraction of safflower seed oil by supercritical CO2
    Han, Xiaojin
    Cheng, Leming
    Zhang, Rong
    Bi, Jicheng
    JOURNAL OF FOOD ENGINEERING, 2009, 92 (04) : 370 - 376
  • [45] Application of supercritical CO2 in lipid extraction - A review
    Sahena, F.
    Zaidul, I. S. M.
    Jinap, S.
    Karim, A. A.
    Abbas, K. A.
    Norulaini, N. A. N.
    Omar, A. K. M.
    JOURNAL OF FOOD ENGINEERING, 2009, 95 (02) : 240 - 253
  • [46] Recycling of apricot pomace by supercritical CO2 extraction
    Sanal, IS
    Güvenç, A
    Salgin, U
    Mehmetoglu, Ü
    Çalimli, A
    JOURNAL OF SUPERCRITICAL FLUIDS, 2004, 32 (1-3) : 221 - 230
  • [47] APPLICATIONS OF SUPERCRITICAL CO2 EXTRACTION TO MICROALGAE AND PLANTS
    MENDES, RL
    COELHO, JP
    FERNANDES, HL
    MARRUCHO, IJ
    CABRAL, JMS
    NOVAIS, JM
    PALAVRA, AF
    JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY, 1995, 62 (01) : 53 - 59
  • [48] Online monitoring of the supercritical CO2 extraction of hop
    Schuster, Julian Jonathan
    Bahr, Leo Alexander
    Fehr, Leonhard
    Tippelt, Marlene
    Schulmeyr, Josef
    Wuzik, Andreas
    Braeuer, Andreas Siegfried
    JOURNAL OF SUPERCRITICAL FLUIDS, 2018, 133 : 139 - 145
  • [49] KINETICS OF METHANATION OF CO AND CO2 ON A NICKEL-CATALYST
    HERWIJNEN, TV
    DOESBURG, HV
    DEJONG, WA
    JOURNAL OF CATALYSIS, 1973, 28 (03) : 391 - 402
  • [50] Progress of oily sludge extraction by supercritical CO2
    Jia W.
    Song S.
    Li C.
    Wu X.
    Yang F.
    Zhang Y.
    Huagong Jinzhan/Chemical Industry and Engineering Progress, 2022, 41 (12): : 6573 - 6585