EFFECT OF HYDROGEN TREATMENTS ON ZRO2 AND PT/ZRO2 CATALYSTS

被引:75
作者
HOANG, DL [1 ]
LIESKE, H [1 ]
机构
[1] INST APPL CHEM BERLIN ADLERSHOF,RUDOWER CHAUSEE 5,D-12484 BERLIN,GERMANY
关键词
ZIRCONIA; PLATINUM; HYDROGEN TREATMENT; TPR; TPDH; H2; CHEMISORPTION; N-HEXANE CONVERSION; SMSI;
D O I
10.1007/BF00806975
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
ZrO2 and Pt/ZrO2 catalysts have been investigated by TPR, hydrogen chemisorption, TPDH and in the conversion of n-hexane. At high temperature, ZrO2 takes up hydrogen. High temperature hydrogen treatment is a precondition of the catalytic activity in the n-hexane conversion. Possibly, catalytically active acid sites are formed by this hydrogen treatment. The high temperature hydrogen treatment induces a strong Pt-ZrO2 interaction.
引用
收藏
页码:33 / 42
页数:10
相关论文
共 21 条
  • [1] HYDROISOMERIZATION AND HYDROCRACKING OF N-ALKANES .2. N-HEPTANE TRANSFORMATION ON A PT-DEALUMINATED Y-ZEOLITE - COMPARISON WITH A PT-Y-ZEOLITE
    ALVAREZ, F
    GIANNETTO, G
    GUISNET, M
    PEROT, G
    [J]. APPLIED CATALYSIS, 1987, 34 (1-2): : 353 - 365
  • [2] [Anonymous], [No title captured]
  • [3] BERINGHELLI T, 1994, 8TH P INT C CAT BERL, V5, P63
  • [4] REVERSIBILITY OF STRONG METAL SUPPORT INTERACTIONS ON RH/TIO2
    BRAUNSCHWEIG, EJ
    LOGAN, AD
    DATYE, AK
    SMITH, DJ
    [J]. JOURNAL OF CATALYSIS, 1989, 118 (01) : 227 - 237
  • [5] THE FISCHER-TROPSCH ACTIVITY OF NICKEL-ZIRCONIA
    BRUCE, L
    MATHEWS, JF
    [J]. APPLIED CATALYSIS, 1982, 4 (04): : 353 - 369
  • [6] HYDROGENATION OF CARBON-MONOXIDE - EVIDENCE OF A STRONG METAL SUPPORT INTERACTION IN RH/ZRO2 CATALYSTS
    DALLAGNOL, C
    GERVASINI, A
    MORAZZONI, F
    PINNA, F
    STRUKUL, G
    ZANDERIGHI, L
    [J]. JOURNAL OF CATALYSIS, 1985, 96 (01) : 106 - 114
  • [7] DYNAMIC MODIFICATION OF SURFACE ACID PROPERTIES WITH HYDROGEN MOLECULE FOR ZIRCONIUM-OXIDE PROMOTED BY PLATINUM AND SULFATE-IONS
    EBITANI, K
    TSUJI, J
    HATTORI, H
    KITA, H
    [J]. JOURNAL OF CATALYSIS, 1992, 135 (02) : 609 - 617
  • [8] X-RAY-ABSORPTION SPECTROSCOPIC STUDY OF PLATINUM SUPPORTED ON SULFATE ION-TREATED ZIRCONIUM-OXIDE
    EBITANI, K
    TANAKA, T
    HATTORI, H
    [J]. APPLIED CATALYSIS A-GENERAL, 1993, 102 (02) : 79 - 92
  • [9] INSITU XPS STUDY OF ZIRCONIUM-OXIDE PROMOTED BY PLATINUM AND SULFATE ION
    EBITANI, K
    KONNO, H
    TANAKA, T
    HATTORI, H
    [J]. JOURNAL OF CATALYSIS, 1992, 135 (01) : 60 - 67
  • [10] Gates B. C., 1979, CHEM CATALYTIC PROCE