废碱的综合利用张述庸

1992(),,,;,:100~200,1:1,80,1b,95%,80%,,,,,,,,,,,,,,,,,,,.,,:ZNaOH+ZnONaZZnO:+H:O,,,:Na:ZnOZ+NaZS+ZH:O=4NaOH+ZnS,,,,:Na:S+Z,Oj:IZOZNaOH+/n,,,(1.0L),,,,,,,,:%:A,g/L,1B,g/L:NaOH%G3G,x1.026+GZ100G,,g;G:,g;G3,(,g/L),g;1.0261.,11:40,Zh,70%,80,lh95%,,70~803132,,,,18#,l:1.2,60,lh95%1:1,:2.2,,,,,80,,2,1111.shhh2.01111NNNNNNNNNNNNNNNNNNNaZ,}NNNSSS(/,)1()))(((g/T)))(%)!!!!!NaZSNtolN2C03;{}(g/L)(g/I(:1J){(%)}(%)458020760280848584848440000()77909797890830900925870870865JŽn”aJqn,l3OJO11.J,1..11J.170909085851133555040.909.759.7571.2094.0395.71}34.4531.8031.8039.750039.7595.381008490118103132181992,1209/L,,,3.,,,,,,,33,,,,,,,,,,4.,45.,,,,,,,6.(1),,,,ZZnS+302~2200+250:2{{}9,5}2522000}00{,}60{32}695{950{80o8{1307{6{9151000{36{1:{o{120{7613!365{9562119165580}000153},l80{755{063},0{23,3851914220100044{:O75}297158515721268301370}0003211:1{80{75!23585{5382{502{70{00056{:1105350{585{6--__:);(1113.655586.00009.75,0.00005.8555117772650009255594.0000999.755592.54447.8094.0333390001733331.80008300097.0000.800091.4888{{{JS85551055531.80009400093.6111,O19555000800095.:::::::}}}J,JJJ18222UUU8700095.3888555555555.85551500037.10009600097.4000}}}}}}}}}390001900010,60008000095.1222}}}}}}}}}7.800000000000{{{{{{{{{l3NS}NoH:{NaZoo:10.51(g)NaZS:ZnONa(g/()NNNa(((g/L)))()))65800418798988nUŽJ3,4nJOJQJnJ,,.9.5{95dl,UQJ†nU6747787092JCJC”U,QŽ11b…bJQ,”5n47rnUnnU…nbOUOUb:1:1:1:1:l161811231881051)00100010001000100051onUCnn”n.l5(921)60.012674,20145.667.‘”Onzqdq”00nnUJlnU282.ohNaNa0HNaZC031NaZS(g/T,)(%)N25(/[)(%)(g/L)g(mL)(%)(%)00602569777945686727%630590679797n”nUCnnll’ŽŽbOUJ”QJOJOJO’ŽŽ”nOOJ.OJnnUnOJŽbƒb215650852066909075570339193200%929796605””ŽbR”Rt.”ŽQJ,”ŽUJ”n3.OJ8754949221.4597509,517.551516284{_{_-{~*NH441992,2+02=5033+HZO=2504OOSS,,,(2),50:,,(3),10%.,,1.,2.,,5.2002009/L,1:1,80,1h,95%80%4.,,2009/L,1809/L,15%5.()CompreheniveutilizationofalkaliwasteiZhangShuyong(No.lce,,alJl,tofiji,:Y,:ha,,I,,och;,,;c1Co,,atio,,)AbstraetBeeausethealkaliwastexnainlyeontainssodiumsulphide,sodluxxlearbonateandsomeorganiematters,whiehrestriettheeomPrehensiveutili:atiouofalkaliwaste.ApPlyingasolidliquidrcaetionbetwecnsolid2incoxideandliquidsodiusulPhid,tlieexperimenthasmeoff,reneratingsodiumsulphideintosodiumhydroxide.ConditionsofexPeri-ment:eontentofsodiumsulphide100~2009/L,moleeular:atioofsodiunisulphideandzixieoxidel:l,reaCtiontemperature80,reaCtiontjlll(:1hourrogeneratio::rateofsodiuinsulphidc95%,singleFassrecovcrJratCofsodiumhydroxide80%.Zineoxide15reusedafterbeingbaked.Anwayofeomprehensiveutilizationofalkalinewaste15thusfound.