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</span></span><span style="font-family:宋体;">分子量:</span><span>151.17</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">表面与性状Q无色a状液?/span><span><span>              </span></span><span style="font-family:宋体;">蒸汽压:</span><span>3.06kPa/135</span><span style="font-family:宋体;">?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">闪点Q?/span><span>112</span><span style="font-family:宋体;">?/span><span><span>                           </span></span><span style="font-family:宋体;">?/span> <span style="font-family:宋体;">?/span><span> -32</span><span style="font-family:宋体;">?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">沸点Q?/span><span>245</span><span style="font-family:宋体;">?/span><span>246</span><span style="font-family:宋体;">?/span><span><span>                      </span></span><span style="font-family:宋体;">溶解性:不溶于水Q溶于醇、醚{多数有机溶?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">密度Q相对密?/span><span>(</span><span style="font-family:宋体;">?/span><span>=1)1.12<span>               </span></span><span style="font-family:宋体;">E_性:E_</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">伤害标志Q?/span><span>14(</span><span style="font-family:宋体;">有毒?/span><span>)<span>                   </span></span><span style="font-family:宋体;">紧张用途:用于有机合成</span> </p> <p class="MsoNormal"> <span></span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">一、工艺原?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">产物有:M、对位和间位基乙苯Q二基乙苯</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">q细事变Q?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">酸用量不宜q多Q硫酸的脱水|</span><span>DVS</span><span style="font-family:宋体;">Q不能过高,控制?/span><span>2.56</span><span style="font-family:宋体;">?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span>DVS</span><span style="font-family:宋体;">是؜怸的硝酸完全硝化生成水后,废硫怸酸和水的谋略质量比?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">必要良好的搅拌及冷却配置</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">二、工E?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">配料比:乙苯Q硝酸:酸Q水</span><span>= 1</span><span style="font-family:宋体;">Q?/span><span>0.618</span><span style="font-family:宋体;">Q?/span><span>1.219</span><span style="font-family:宋体;">Q?/span><span>0.108</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">混酸的配?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v </span></span><span style="font-family:宋体;">q细加料序次、控制温度、酸配比</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">应声</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">化|——旋式搅拌</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">先加乙苯Q后滴加混酸?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">控制温度</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">应声</span><span>1h</span><span style="font-family:宋体;">后处理惩|?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">分层</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">水洗D留酸,洗酚类、水z残留碱</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">蒔R</span><span><span>   </span></span><span style="font-family:宋体;">减压正出乙苯和水</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">分馏</span><span><span>   </span></span><span style="font-family:宋体;">减压分馏——顶部馏?a href="/lxjyb/" target="_blank">ȝZ?/a></span><span><span>   </span></span><span style="font-family:宋体;">塔底的高沸物再减压精馏得对硝Z?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">三、应声条件及影响因素</span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">温度对应声的影响</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">攄应声Q温度过高会D副物生成,如邻位、二基化合物、酚{,乃至爆炸</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">处理惩罚要领</span><span><span>  </span></span><span style="font-family:宋体;">搅拌</span><span><span>   </span></span><span style="font-family:宋体;">有效冷却</span><span style="font-family:宋体;">配料比对应声的媄?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">酸的用量不宜过多,克制孕育产生二硝Z?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">乙苯质量对应声的影响</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">乙苯含量要高?/span><span>95%</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">表面、水分等指标要切合质量尺?/span> </p> <p class="MsoNormal"> <span style="font-family:宋体;">宁静问题</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">防爆、防腐化</span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">配制混酸和硝化应声时中途不能制止搅拌和冷却Q如中途停电,应立d止加?/span> </p> <p style="text-indent:-21pt;margin-left:21pt;" class="MsoNormal"> <span style="font-family:宋体;"></span><span style="font-family:Wingdings;"><span>v<span> </span></span></span><span style="font-family:宋体;">蒔R完毕Q不得在高温下清除真I放入氛_以免热的D渣Q含多硝基化合物Q氧化爆?/span> </p></p> <p><div>上一?<a 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