SOLUBILITY OF CARBON-DIOXIDE IN METHYLDIETHANOLAMINE PLUS METHANOL PLUS WATER

被引:49
作者
HENNI, A [1 ]
MATHER, AE [1 ]
机构
[1] UNIV ALBERTA,DEPT CHEM ENGN,EDMONTON,AB T6G 2G6,CANADA
关键词
D O I
10.1021/je00018a030
中图分类号
O414.1 [热力学];
学科分类号
摘要
The solubility of CO2 in a mixed nonaqueous solvent of methyldiethanolamine (MDEA) and methanol has been measured at 40 degrees C. The results are compared with the solubility of CO2 in pure methanol. The solubility of CO2 has also been obtained at 40 and 100 degrees C in an aqueous mixed solvent consisting of methanol (40 mass %), MDEA (40 mass %), and mater (20 mass %) at partial pressures of the acid gas up to 7.04 MPa. The solubility results are compared with the nonaqueous mixed solvent results and previously reported data for aqueous methyldiethimolamine.
引用
收藏
页码:493 / 495
页数:3
相关论文
共 12 条
[1]  
Angus S., 1976, INT THERMODYNAMIC TA
[2]  
[Anonymous], [No title captured]
[3]  
DAUBERT TE, 1991, PHYSICAL THERMODYNAM
[4]  
Henni A, 1994, THESIS U ALBERTA EDM
[5]   SOLUBILITY OF H2S AND CO2 IN AQUEOUS METHYLDIETHANOLAMINE SOLUTIONS [J].
JOU, FY ;
MATHER, AE ;
OTTO, FD .
INDUSTRIAL & ENGINEERING CHEMISTRY PROCESS DESIGN AND DEVELOPMENT, 1982, 21 (04) :539-544
[6]   VAPOR-LIQUID-EQUILIBRIUM OF CARBON-DIOXIDE IN AQUEOUS MIXTURES OF MONOETHANOLAMINE AND METHYLDIETHANOLAMINE [J].
JOU, FY ;
OTTO, FD ;
MATHER, AE .
INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, 1994, 33 (08) :2002-2005
[7]   A New Two-Constant Equation of State [J].
PENG, D ;
ROBINSON, DB .
INDUSTRIAL & ENGINEERING CHEMISTRY FUNDAMENTALS, 1976, 15 (01) :59-64
[8]  
Reid R., 1988, PROPERTIES GASES LIQ
[9]   SWEETENING OF SOUR NATURAL GASES BY MIXED-SOLVENT ABSORPTION - SOLUBILITIES OF ETHANE, CARBON-DIOXIDE, AND HYDROGEN-SULFIDE IN MIXTURES OF PHYSICAL AND CHEMICAL SOLVENTS [J].
RIVAS, OR ;
PRAUSNITZ, JM .
AICHE JOURNAL, 1979, 25 (06) :975-984
[10]   CHEMICAL-KINETICS OF THE REACTION OF CARBON-DIOXIDE WITH TRIETHANOLAMINE IN NON-AQUEOUS SOLVENTS [J].
SADA, E ;
KUMAZAWA, H ;
IKEHARA, Y ;
HAN, ZQ .
CHEMICAL ENGINEERING JOURNAL AND THE BIOCHEMICAL ENGINEERING JOURNAL, 1989, 40 (01) :7-12