降低氯乙烯合成过程中汞消耗的综合措施

3(,063305)[];;;;[],PVC,,[]TQ325.3[]A[]1009-7937(2010)05-0035-03ComprehensivemeasuresforreducingmercuryconsumptioninsynthesisofvinylchlorideLIUHongsong(TangshanSanyou(Group)Co.,Ltd.,Tangshan063305,China)Keywords:vinylchloride;converter;mercuricchloridecatalyst;mercuryconsumption;tubeAbstract:Thelossesofmercurychloridecatalystsinthesynthesisofvinylchloridebycalciumcarbidemethodwereintroduced.Itwasindicatedthatitwasanurgenttasktoreducemercurycon2sumptionforthedevelopmentofPVCindustrybycalciumcarbidemethod.Theimportantinflu2encesoftheleakageofconvertersontheincreaseofmercuryconsumptionwereexplained.Compre2hensivemeasuresforreducingmercuryconsumptionwereproposed.1PVC,PVC,PVC,,PVC,PVCPVC,(2.0%12.5%),,1tPVC1.11.4kgPVC2008,690t,8000t,500t,50%,10%[1],,,3800t/a,40%50%,25%2008925,,20113[2]4,2008929,2013,,[3]PVC,PVC,PVC,PVC,PVC2PVC,,5338520105PolyvinylChlorideVol.38,No.5May,20103[]2010-03-16[](1972),,,1993,,,,16MnR(20#),:,0.07MPa,(17010);,0.32MPa,(992)[4],,,,,,6(1),,(2),,(3),,,(4),(5),Hg2+(6),3,,:,,,,,,,;,,,;,H2Hg2+;,(33.3%),,,,33.3%50.0%,,,,,,,4PVC,,,4.1,();1%2%,;,,,;,,,,,,,,,,,0.6MPa,24h;,24h,4.257mm6320103.5mm3m,57,,573.5mm,,,,,,,,,DN3200,453.5mm,:,,;,,;;,4.3,,,,,,4.4,,4(1),,(2),-14-10(3)(4),,,4.5,-,,854.6,,;pH,911;97101,w(Ca2++Mg2+)1.010-5;,4.7,,,,;,,,,,,,,4.8,4000h;,,,,,,,5,,,[][1],,.[J].,2009(3):42-45.[2].2011[J].,2008(11):14.[3].2013[J].,2008(11):14.[4],,,.[M].:,2008:233-236.[:]735: