But neither separation recycling dry gas, or directly use the ethylene production of ethyl-benzene or dry gas methyl ethylbenzene, all is recycled in FCC dry gas effective method of ethylene.
但是无论是分离回收干气中的乙烯，还是直接利用干气生产乙苯或对甲基乙苯，都是回收利用催化裂化干气中乙烯的有效方法。
White, but not black, infants who showed exposure to ethyl benzene had four times the risk of CHD.
除开黑人婴儿，接触过乙苯的白人婴儿罹患冠心病的风险是一般婴儿的四倍。
"This is the first report that exposure to ethyl benzene, a compound present in crude oil, was associated with CHD," McCarver said, noting that more studies are needed to confirm the link.
McCarver说道，“这是对接触乙苯(原油中的一种化合物)与引发冠心病有关的第一份研究报告。”而事实上已不需要更多的研究来确认它们存在联系了。
Other sources of ethyl benzene include vehicle exhaust, petrol pump vapors and cigarette smoke.
其它一些乙苯的来源包括尾气排放、汽油泵蒸汽以及吸烟。
Research and development results are reported for the synthesis of ethyl benzene by benzene alkylation with ethylene on AEB type zeolite catalyst in liquid phase.
报道了苯和乙烯在AEB型分子筛催化剂上进行液相烷基化反应合成乙苯的研究开发结果。
The compositions of grease were eluted with petroleum ether, benzene, chloroform, ethyl acetate, acetone, ethanol and characterized by means of IR and NMR spectroscopy.
油脂部分依次以石油醚、苯、氯仿、乙酸乙酯、丙酮、乙醇为淋洗剂进行洗脱，利用红外光谱、核磁共振光谱法对所分离组分进行了结构鉴定。
Properties Grey white or light yellow powders, soluble in benzene, alcohol and ethyl acetate, insoluble in water, somewhat soluble in gasoline.
性质白或淡黄色粉末，溶于苯、乙醇、乙酯，不溶于水，微溶于汽油。
This article introduces the production technology of ethyl benzene by circulation process for liquid phase and its AEB type zeolite catalyst.
报道了苯和乙烯液相循环烷基化工艺及其所用AEB型分子筛催化剂。
The invention relates to a new fluorine-containing compounds 5,5,5- trifluoro -4-(benzene imidogen) ethyl valerate and its Synthesis method, belonging to organic compound synthesized technique realm.
本发明涉及一种新的含氟化合物5，5，5-三氟-4-（苯亚胺基）戊酸乙酯及其合成方法，属有机化合物合成工艺技术领域。
In benzene or ethyl ace Tate solution rates increase linearly with methyl methacrylate concentration.
在苯或乙酸乙酯溶液中其衰减速度随甲基丙烯酸甲脂浓度呈直线地增大。
Result:Organic poisons such as benzene, xylene, methylbenzene, ethyl acetate and butyl acetate could be separated effectively by column FFAP, the ralative standard deviation of the method was 1.
目的：研究一个能同时测定空气中苯、甲苯、二甲苯、乙酸乙酯、乙酸丁酯等有机毒物的检测方法，用以对新装修旅店客房有机毒物含量分析。
Development and industrial application of GS-08M catalyst for ethyl benzene dehydrogenation to styrene were described.
介绍了G S - 08 m乙苯脱氢制苯乙烯催化剂的研制及工业应用。
The possibility of preparing p-methyl styrene from p-ethyltoluene by dehydrogenation on iron oxide catalyst originally used for dehydrogenation of ethyl benzene was studied.
探讨了乙苯脱氢的氧化铁系催化剂用于对乙基甲苯脱氢制取对甲基乙烯的可能性。
The technology for producing styrene by catalytic dehydrogenation of ethyl benzene has been matured, and applied to large-scale industrial plants.
乙苯催化脱氢制苯乙烯过程的工艺是成熟的，并有大型工业装置。
The technology feature is to separate ethyl benzene and styrene by single tower.
其工艺特点是用单塔流程分离乙苯与苯乙烯。
Soluble in chloroform, partly soluble in benzene, ethanol, carbon tetrachloride, insoluble in water, gasoline and ethyl acetate.
可溶于氯仿，部分溶于苯、乙醇、四氯化碳，不溶于水、汽油和乙酸乙酯。
The scavenging agent for scavenging the chewing gum residual consists of carbon disulfide, methylene dichloride, ethyl acetate, span-80, cyclohexanone, sodium dodecyl benzene sulfonate and water.
一种清除口香糖残渣的清除剂由二硫化碳、二氯甲烷、乙酸乙酯、司班-80、环己酮及十二烷基苯磺酸钠及水组成。
Recovery of ethylene from dry gas and utilization of ethyl benzene are described, and it is pointed out that recovery of hydrogen by the membrane separation and production of styr...
指出炼油厂采用膜分离技术回收氢及用催化裂化干气中的乙烯生产苯乙烯，是合理利用石油副产物的有效途径。
Benzene, Toluene, Xylene, Ethyl Benzene.
苯，甲苯，二甲苯，乙基苯。
The paper introduces new developments in dehydrogenation of ethyl benzene to prepare styrene and the separation technique.
本文介绍了乙苯脱氢制苯乙烯的分离精制工艺技术的新进展。
Styrene is an important organic raw material for chemical industry. Normally it is made by dehydrogenization of ethyl benzene at adiabatic and vacuum conditions.
苯乙烯是重要的有机化工原料，通常采用负压绝热脱氢法，然后再精馏分离获得高纯度的苯乙烯产品。
Styrene is an important organic raw material for chemical industry. Normally it is made by dehydrogenization of ethyl benzene at adiabatic and vacuum conditions.
苯乙烯是重要的有机化工原料，通常采用负压绝热脱氢法，然后再精馏分离获得高纯度的苯乙烯产品。
应用推荐