氯乙烯物性参数.pdf

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1、.氯乙烯物化数据1沸点`-13.4℃、-13.8℃、-13.9℃2熔点`-153.7℃、-153.8℃、-158.4℃、-159.7℃3闪点＜-17.8℃4表面张力温度℃-60-30-20-102060100140表面张力mN/m29.223.922.320.916.910.85.51.34.5折射率n10D=1.4046n20D=1.37005临界常数临界温度156.5℃或158.4℃临界体积2.70cm3/g临界压力5.34MPa、5.57MPa或5.60MPa临界密度0.370g/ml临界

2、压缩系数0.2656密度蒸汽密度`-80～0℃公式logdg＝0.8429-727.85/(t+230)dg-蒸汽密度，g/mlt--温度，℃液体密度`-30℃时999.86kg/m3`-14℃时969kg/m3`-20℃时983kg/m315℃时919.5kg/m37黏度20℃时911kg/m3气体温度℃-60-202060100140180220260动力黏度uPa.s7.79.210.7112.213.7115.2116.7118.2119.7液体{公式logu=276.90*(1/T-1

3、/167.04)}见附表温度℃-60-40-30-20-102060动力黏度mPa.s0.420.3340.3030.2780.2560.180.138溶解度..温度0102025304050水在VCM中%0.0420.070.0970.110.1240.1520.18VCM在水中%0.250.119饱和蒸汽压`-100～50℃公式见表1与表2logP=6.49712-783.4/(t+230)其他温度公式logP=6.86108-892.757/(t+238.099)上二式中P-mmHgt-℃

4、10热学蒸汽比热容Cp=1.421+4.82310-2T-3.669×10-5T2+1.14×10-8T3×Cp-cal/mol.kT-K液体比热容温度℃-40-200204060比热容kcal/kg.℃0.2500.2740.2980.3230.3460.372气化热25℃时71.26kcal/kg温度在-80～20℃正常沸点时4930cal/molHv=76.45-0.2306tHv-kcal/kgt-℃温度℃-60-13.82560100140气化热kcal/kg86.179.5371.2

5、6645231.511聚合热`-22kcal/mol12燃烧热`-286.16kcal/mol13熔融热75.9KJ/Kg14液体导热系数20℃时0.138w/m.k摘自《氯碱工业物化常数手册》饱和蒸汽压范围-100～50℃公式..logP=6.49712-783.4/(t+230)P-mmHgt-℃其他温度公式logP=6.86108-892.757/(t+238.099)P-mmHgt-℃温度logPmmHgKpa-1000.470972.9580.394-900.901417.9691.0

6、63-801.2744518.8132.508-701.6008739.8915.319-601.8888877.42610.323-502.14490139.60418.614-402.37396236.57131.543-302.58012380.29450.706-202.76664584.31177.908-102.93621863.398115.12003.091031233.199164.42653.163501457.146194.286103.232951709.832227.9

7、78153.299571993.283265.771203.363522309.511307.935..253.424962660.499354.733303.484043048.197406.426353.540893474.510463.268403.595643941.291525.505453.648394450.335593.378503.699265003.373667.116温度logPmmHgKpa553.815156956533.666871.156603.8662460697

8、349.302979.907653.9156496298234.7351097.965703.9634496939192.8401225.712754.00972308110226.4071363.521804.05454178411338.1391511.752液体黏度公式logu=276.90(1/T-1/167.04)×温度℃温度Klogu黏度cp0-273-2.67200.002132-271-2.67950.002094-269-2.68710.002066-267-2.69480.0