CATALYTIC HYDROTREATING OF LIGNIN WITH WATER-SOLUBLE MOLYBDENUM CATALYST

被引:26
作者
OASMAA, A
JOHANSSON, A
机构
[1] Laboratory of Fuel and Process Technology, Technical Research Centre of Finland, SF-02151 Espoo
关键词
D O I
10.1021/ef00039a015
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
High yields (61% of the original lignin) of low molecular weight oil (84% of the oil eluted through GC) have been obtained by hydrotreating kraft pine lignin with a water-soluble molybdenum catalyst at 430-degrees-C for 60 min. The main compounds in the product oil were phenols (8.7% of the original lignin), cyclohexanes (5.0%), benzenes (3.8%), naphthalenes (4.0%), and phenanthrenes (1.2%). The degree of hydrodeoxygenation was 98%. The quality (measured by GPC and GC) of the product was as good as when using more expensive solid NiMo-Cr2O3 catalysts.
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收藏
页码:426 / 429
页数:4
相关论文
共 29 条
[1]  
BI XX, 1991, P ICCS INT C COAL SC, P683
[2]   MOSSBAUER STUDY OF IRON EXCHANGED INTO VICTORIAN BROWN COAL [J].
COOK, PS ;
CASHION, JD .
FUEL, 1987, 66 (05) :661-668
[3]  
CUGINI AV, 1988, PREPRINTS DIV FUEL C, V33, P6
[4]  
DERBYSHIRE FJ, 1988, IEACR08 IEA COAL RES, P1
[5]   MOLYBDENUM DISULFIDE OF HIGH SURFACE AREA [J].
EGGERTSEN, FT ;
ROBERTS, RM .
JOURNAL OF PHYSICAL CHEMISTRY, 1959, 63 (11) :1981-1982
[6]  
HA BC, 1988, PREPR PAP AM CHEM SO, V33, P343
[7]   HYDROGENATION OF BROWN COAL .2. IRON-BASED CATALYSIS [J].
HATSWELL, MR ;
JACKSON, WR ;
LARKINS, FP ;
MARSHALL, M ;
RASH, D ;
ROGERS, DE .
FUEL, 1983, 62 (03) :336-341
[8]  
KLAVETTER E, 1991, P INT C COAL SCI OXF, P699
[9]  
KRASTMAN D, 1990, PREPR PAP AM CHEM SO, V35, P570
[10]  
LI BQ, 1991, P ICCS INT C COAL SC, P695