Showing 41 - 60 results of 1,089 for search '"catalyst"', query time: 0.05s Refine Results
  1. 41

    Effect of Different Catalysts on Properties of Coal Tar Pitch Modified by Cinnamaldehyde by Wenjuan Zhang, Wenhong Tian, Shihua Song, Xianren Zeng, Peng Gao, Lili Mao, Tiehu Li

    Published 2019-01-01
    “…The results indicate the carbon yield of CMA-modified CTP with boric acid as catalyst (B7C10) is higher than that of CMA-modified CTP with p-toluene sulfonic acid as a catalyst (P7C10). …”
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    PVP-Stabilized Palladium Nanoparticles in Silica as Effective Catalysts for Hydrogenation Reactions by Caroline Pires Ruas, Daiane Kessler Fischer, Marcos Alexandre Gelesky

    Published 2013-01-01
    “…The effect of the sol-gel catalyst on the silica morphology and texture and on Pd(0) content was investigated. …”
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    Catalytic Transfer of Fructose to 5-Hydroxymethylfurfural over Bimetal Oxide Catalysts by Qiuyun Zhang, Xiaofang Liu, Tingting Yang, Quanlin Pu, Caiyan Yue, Shuya Zhang, Yutao Zhang

    Published 2019-01-01
    “…Direct conversion of fructose into 5-hydroxymethylfurfural (HMF) is achieved by using modified aluminum-molybdenum mixed oxide (S-AlMo) as solid acid catalysts. The synthesized catalyst was characterized by powder XRD, nitrogen adsorption-desorption isotherm, NH3-TPD, and SEM. …”
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  9. 49
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    Molecular Iodine: A Powerful Catalyst for the Knoevenagel Condensation of Isatins with Malononitrile by Xiao Juan Yang, Yong Sen Zhang

    Published 2013-01-01
    “…Molecular iodine has been used as an efficient catalyst for an improved and rapid condensation of isatins with malononitrile in excellent yields. …”
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    Article
  11. 51

    Using Diaper Waste to Prepare Magnetic Catalyst for the Synthesis of Glycerol Carbonate by Jincan Wang, Yong Liang, Song Wang, Patrick U. Okoye, Hongxu Chen, Yue Zhou, Jiening Xu, Zhenhao Meng, Lei Wang, Sanxi Li

    Published 2020-01-01
    “…Structure and catalytic ability investigations on the catalysts calcined at different temperatures indicated that calcination temperature was an important factor affecting the property of catalysts. …”
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  12. 52

    Effect of Pretreatment with Sulfuric Acid on Catalytic Hydrocracking of Fe/AC Catalysts by Ruiyu Wang, Fei Wang, Ling Liu

    Published 2017-01-01
    “…Activated carbon (AC) was modified by H2SO4 and used as a support for catalyst. The Fe2S3/AC-T catalyst was prepared by deposition-precipitation method and used to catalyze hydrocracking of coal-related model compound, di(1-naphthyl)methane (DNM). …”
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    INVESTIGATION OF PARAMETERS OF TECHNOLOGICAL PROCESS OF ENRICHMENT OF LOW-NICKEL DEAD CATALYST by O. S. Komarov, D. O. Komarov, V. I. Volosatikov, I. E. Provorova

    Published 2011-08-01
    “…The influence of parameters of the technological process on proportion of Al and Ni in nickel concentrate, received on the basis of used catalyst with low content of nickel is studied.…”
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  15. 55

    RECYCLING TECHNOLOGY INTO INDUSTRIAL TURNOVER OF BISMUTH AND MOLYBDENUM FROM DEAD CATALYST by O. S. Komarov, V. I. Volosatikov, D. O. Komarov, I. V. Provorova, T. D. Komarova

    Published 2013-05-01
    “…The technology of separate extraction of bismuth and molybdenum from spent catalyst was presented and information on the effectiveness of its use in a composition of comprehensive modifier in the iron-carbon alloy was given.…”
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    Ionic-Liquid-Mediated MacMillan’s Catalyst for Diels-Alder Reaction by Vivek Srivastava

    Published 2013-01-01
    “…Ionic liquids were used to enhance as well as recycle the MacMillan's catalyst 1 for the Diels-Alder reaction. Using our developed protocol, Diels-Alder adducts were obtained in good yields and selectivities along the 6 times recycling of MacMillan's imidazolidinone catalyst 1. …”
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  19. 59

    Toluene Conversion by Using Different Morphology MnO2 Catalyst by Huaijian Wang, Fangtong Liu, Wenting Yang, Chenglong Yu, Huanhuan Xiong, Jiaqi Li, Meijuan Lu

    Published 2022-01-01
    “…Abstract MnOx was one of the important catalysts for the degradation of organic compounds. …”
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  20. 60

    EXPERIENCE OF USE OF DEAD CATALYSTS FOR ALLOYING OF HIGH-CHROMIUM CAST IRONS by N. I. Urbanovich, G. S. Komarov, A. G. Kucherjavyj, G. V. Pavlovich, N. V. Romanova

    Published 2005-08-01
    “…At casting of high-chromium cast iron in electroarc and high-frequency induction furnaces it is necessary to insert dead nickel-chromium catalyst with the purpose of alloying of nickel in the form of briquette, and at casting in induction furnaces of mains frequency in milled type between the pieces of metal-charging.…”
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