Sol-gel palladium catalysts for nitrate and nitrite removal from drinking water

被引:84
作者
Strukul, G [1 ]
Pinna, F [1 ]
Marcella, M [1 ]
Meregalli, L [1 ]
Tomaselli, M [1 ]
机构
[1] ENIRISORSE,CTR RIC VENEZIA,PORTO MARHERA,ITALY
关键词
sol-gel palladium catalysts; nitrate; nitrite; drinking water;
D O I
10.1016/0920-5861(95)00189-1
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Alumina-copper oxide supports can be obtained by cogelation yielding uniformly sized spheres with high surface areas and unimodal mesoporosity, that can be employed as supports for Pd catalysts obtained by impregnation. These are characterized by SEM, XRD, BET, H-2 chemisorption and TPR, and can be successfully used in the hydrogenation of nitrate (nitrite) in water with minor ammonia formation.
引用
收藏
页码:209 / 214
页数:6
相关论文
共 11 条
[1]   THE INFLUENCE OF A 2ND METAL COMPONENT (CU, SN, FE) ON PD/SIO2 ACTIVITY IN THE HYDROGENATION OF 2,4-DINITROTOLUENE [J].
BENEDETTI, A ;
FAGHERAZZI, G ;
PINNA, F ;
RAMPAZZO, G ;
SELVA, M ;
STRUKUL, G .
CATALYSIS LETTERS, 1991, 10 (3-4) :215-223
[2]  
CENTI G, 1995, IN PRESS J MATER RES
[3]   HYDROGENATION OF CARBON-MONOXIDE - EVIDENCE OF A STRONG METAL SUPPORT INTERACTION IN RH/ZRO2 CATALYSTS [J].
DALLAGNOL, C ;
GERVASINI, A ;
MORAZZONI, F ;
PINNA, F ;
STRUKUL, G ;
ZANDERIGHI, L .
JOURNAL OF CATALYSIS, 1985, 96 (01) :106-114
[4]   STRUCTURAL INVESTIGATION ON THE STOICHIOMETRY OF BETA-PDHX IN PD/SIO2 CATALYSTS AS A FUNCTION OF METAL DISPERSION [J].
FAGHERAZZI, G ;
BENEDETTI, A ;
POLIZZI, S ;
DIMARIO, A ;
PINNA, F ;
SIGNORETTO, M .
CATALYSIS LETTERS, 1995, 32 (3-4) :293-303
[5]   DEVELOPMENT OF CATALYSTS FOR A SELECTIVE NITRATE AND NITRITE REMOVAL FROM DRINKING-WATER [J].
HOROLD, S ;
VORLOP, KD ;
TACKE, T ;
SELL, M .
CATALYSIS TODAY, 1993, 17 (1-2) :21-30
[6]   SURFACE-CHEMISTRY, SINTERING, AND REDISPERSION OF PD/AL2O3 CATALYSTS [J].
LIESKE, H ;
LIETZ, G ;
HANKE, W ;
VOLTER, J .
ZEITSCHRIFT FUR ANORGANISCHE UND ALLGEMEINE CHEMIE, 1985, 527 (08) :135-149
[7]  
LIETZ G, 1988, APPL CATAL, V45, P71
[8]  
MARELLA M, 1994, Patent No. 2588
[9]   PD-FE/SIO2 CATALYSTS IN THE HYDROGENATION OF 2,4-DINITROTOLUENE [J].
PINNA, F ;
SELVA, M ;
SIGNORETTO, M ;
STRUKUL, G ;
BOCCUZZI, F ;
BENEDETTI, A ;
CANTON, P ;
FAGHERAZZI, G .
JOURNAL OF CATALYSIS, 1994, 150 (02) :356-367
[10]  
SCHMIDT J, 1987, 4TH P EUR C BIOT, V1, P155