EFFECT OF ZINC, COPPER, AND SODIUM ON FORMATION OF POLYCHLORINATED DIOXINS ON MSW INCINERATOR FLY-ASH

被引:18
作者
HINTON, WS
LANE, AM
机构
[1] Department of Chemical Engineering, The University of Alabama, Tuscaloosa
关键词
CHLORINATED DIBENZODIOXINS; MECHANISM; INCINERATION; FLY ASH; CATALYST;
D O I
10.1016/0045-6535(92)90071-X
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Previous studies showed that zinc, copper and sodium concentrations were correlated with dioxin concentrations on fly ash from municipal solid waste incinerators. Statistically designed experiments were performed to study the effects of these elements on PCDD formation. The elements were deposited as zinc nitrate, copper hydroxide and sodium hydroxide on silica gel. Pentachlorophenol was used as a model precursor. Zinc nitrate promoted PCDD formation. Both copper hydroxide and sodium hydroxide inhibited PCDD formation.
引用
收藏
页码:811 / 819
页数:9
相关论文
共 14 条
[1]  
BOX GEP, 1978, STATISTICS EXPT
[2]   DENOVO-SYNTHESIS OF CHLORINATED BIPHENYLS, DIBENZOFURANS AND DIBENZO-PARA-DIOXINS IN THE FLY-ASH CATALYZED REACTION OF TOLUENE WITH HYDROCHLORIC-ACID [J].
DELEER, EWB ;
LEXMOND, RJ ;
DEZEEUW, MA .
CHEMOSPHERE, 1989, 19 (8-9) :1141-1152
[3]   INHIBITION OF CHLORINATED DIBENZO-PARA-DIOXIN FORMATION ON MUNICIPAL INCINERATOR FLY-ASH BY USING CATALYST INHIBITORS [J].
DICKSON, LC ;
LENOIR, D ;
HUTZINGER, O ;
NAIKWADI, KP ;
KARASEK, FW .
CHEMOSPHERE, 1989, 19 (8-9) :1435-1445
[4]  
EICEMAN GA, 1982, CHEMOSPHERE, V9, P833
[5]   THE EFFECT OF METAL-CATALYSTS ON THE FORMATION OF POLYCHLORINATED DIBENZO-PARA-DIOXIN AND POLYCHLORINATED DIBENZOFURAN PRECURSORS [J].
GULLETT, BK ;
BRUCE, KR ;
BEACH, LO .
CHEMOSPHERE, 1990, 20 (10-12) :1945-1952
[6]   COPPER-CATALYZED DECHLORINATION HYDROGENATION OF POLYCHLORINATED DIBENZO-PARA-DIOXINS, POLYCHLORINATED DIBENZOFURANS, AND OTHER CHLORINATED AROMATIC-COMPOUNDS [J].
HAGENMAIER, H ;
BRUNNER, H ;
HAAG, R ;
KRAFT, M .
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 1987, 21 (11) :1085-1088
[7]   CHARACTERISTICS OF MUNICIPAL SOLID-WASTE INCINERATOR FLY-ASH PROMOTING THE FORMATION OF POLYCHLORINATED DIOXINS [J].
HINTON, WS ;
LANE, AM .
CHEMOSPHERE, 1991, 22 (5-6) :473-483
[8]   SYNTHESIS OF POLYCHLORINATED DIOXINS OVER MSW INCINERATOR FLY-ASH TO IDENTIFY CATALYTIC SPECIES [J].
HINTON, WS ;
LANE, AM .
CHEMOSPHERE, 1991, 23 (07) :831-840
[9]  
KARASEK FW, 1987, J CHROMATOGR, V389, P127
[10]   PREVENTION OF PCDD FORMATION IN MSW INCINERATORS BY INHIBITION OF CATALYTIC ACTIVITY OF FLY-ASH PRODUCED [J].
NAIKWADI, KP ;
KARASEK, FW .
CHEMOSPHERE, 1989, 19 (1-6) :299-304