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1、242Vol. 24 No. 22001M4COAL CONV ERSION Apr. 2001煤焦油分离技术研究 伍林1)宗志敏2)魏贤勇3)陈清如4)K1阐述了国内外煤焦油加工工艺的现状及进展,系统地总结了精细蒸馏、共沸蒸馏、晶析、吸附等新工艺以及超临界流体萃取、高压晶析、形成络合物、反应分离、膜分离和溶剂萃取等多种分离新技术在煤焦油组分分离上的研究与开发.提出在深入研究煤焦油中各组分间相互作用的基础上,将先进的分离技术与传统工艺有机地结合,可望在简化工艺、降低能耗和消除环境污染的前提下,大幅度改善煤焦油的分离效果.1oM煤焦油,多环芳烃,分离技术ms| TQ520. 60引言XMN, 1
2、822MSyWB96 90Annaphthalene Quinoline Carbazole Ph enol 90 100 100 3Oth er phenol Carb on black Preserving ag entsof w ood Carbonproducts40 25 75 100|%V1,7|%gp,y73F?M 200 )YQH,d5; ( 2).Bluem er9 i;i/,Y/&S4IY|,P&iq4.=Y|!&45&iq;A.?i,Vs,i80% 85%&iq,37sZE15s/.VV,sFb&k4,V4=JM+s8sY3,V7Ps. 13sA?s,PM192s/FsV
3、8sE9.dsZEB.7?4s1o.Z,+v7?Bcb2?vT4,iVssMxYQl.6,4QPFsVsZEQsE#MMbQ,9$tss.14 V4FAM,IV4、i#=M1A41iqY,yMA.TV,|0V4AVr|MM,Mcv99% ,Mlqv88% .1-4YPBXW,Hq/,V4stF?Zt.71, 15 7?/4Y|s,snm1.I4Y|HsY|q,KJ?Y?T45Q 7QY|,V1c1-4YPBc1-4YPB.ZE)VeL?s,4,HEy73S9FQ,7OVP1-4YPBc,Bs.m14Y|sUimFig. 1 Scheme of solvents ex traction sepa
4、ration tech nique of coal tar4结束语c$,4NWmm,4?ZEs,FsWMT$,|5s/.d,Ve、?h-4/,vsrT.yN,7?rs、8?Z1il.ID1 .4Y|sYQ_. pV.:Sv, 20002 Song C, Schob ert H H. Opportunities for Dev eloping Specialty Chemicals and Advanced Materials from Coals. Fuel Proce-ssing Technolog y. 1993, 34: 157-1963 3,fV,.F/?Zyp., 1999( 1):
5、 3-64 Z.1?ZSB?/yp., 1997( 4): 3-115 ),;,3.YxFCZ., 1995, 18( 3): 22-266 ,/.Y?4EM., 1995, 18( 4): 90-957 $,a,i.V!sJM、M、)., 1988, 19( 4): 46-508 Lamey S C. Using Co-Boiling Meth od to Separate the Mixture of Meth yl Naph th alen e and Quinoline. Separation Science,1974, 9( 5): 391-4009 Bluemer G. M od
6、ern Coal Tar Distillation-Producing Tech nology of Aromatics and Heterocyclic Aromatics. Erdl und Kohl -Erdgas-Petroch emic, 1983( 1): 22-2710 Price D W. M od ern Coal Tar and Coal its Tar Products Industry. Collery Guardian, 1982, 8: 391-39611 Manka H. Modern Direction of Coal Tar Processing. Ko Ks
7、 Smola Gaz, 1984, 7: 156-16112 3, Heek K H V.-S/7?., 1995, 26( 5): 217-22113 o,.V!sl)., 1998, 21( 1): 59-6120 2001M14 ,T,.AEYM., 1997, 25( 5): 465-46815 7.YPBrs. pV.:Sv, 1997SURVEY OF THE SEPARATION TECHNIQUE OF COAL TARWu Lin(College of Life Science, Wuhan University, Wuhan 430072)Zong Zhimin Wei X
8、ianyong and Chen Qingru(College of Chemical Engineering, China University of Mining & Technology , Xuzhou 221008)ABSTRACT The present state and the advance of coal tar processing technique at home andabroad w ere surveyed in this paper. The new separation technology used in coal tar com ponentssuch as fine distillation, co-boiling distillation, crystallization deposition and adsorption w eregeneralized systematica
