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- Synthesis of 2,5di tert butylhydroquinone by alkylation of hydroquinone with methyl tert butyl ether (MTBE) was studied. 研究了以对苯二酚和甲基叔丁基醚 ( MTBE)为原料 ,以酸性阳离子交换树脂为催化剂合成 2 ,5二叔丁基对苯二酚 ( DBHQ)。
- The Latest progress on the method, etherifying reactor and catalyst of production of methyl tertiary butyl ether (MTBE) is reviewed. 介绍了甲基叔丁基醚(MTBE)的生产方法、工艺流程、醚化反应器和催化剂的最新研究进展。对我国的MTBE生产提出了建议。
- The ground water in some parts of the USA has been contaminated by leaking oil tanks or pipelines, leading to higher Methyl Tertiary Butyl Ether MTBE concentrations. 美国某些地区之地下水受储油槽或油管泄漏污染而甲基第三丁基醚MTBE含量较高。
- Producers switched to methyl tertiary butyl ether (MTBE), but it has been implicated in contaminating groundwater, and state governments are banning it. 制造厂商曾经改用甲基三级丁醚（MTBE），但这种化学物质可能与地下水污染有关，因此美国政府已禁止使用。
- Referring to the oxygen concentrations in the mixture of gasoline with 5%, 10%, 15% and 20% methyl tertiary butyl ether(MTBE) respectively, ethanol anhydrous (EA) was mixed into 90# unleaded gasoline. 摘要以90%23无铅汽油为基础油，按照体积分数5%25、10%25、15%25和20%25的甲基叔丁基醚-汽油混合燃料中的氧含量，配制出相应氧含量的乙醇-汽油混合燃料。
- Ethyl tert butyl ether is synthesized from ethanol and tert butyl alcohol by reaction distillation. 以乙醇和叔丁醇为反应物,采用反应精馏法合成了乙基叔丁基醚。
- MTBE Methyl Tertiary Butyl Ether 甲基叔丁基醚
- Toxicity research on methyl tertiary - butyl ether 甲基叔丁基醚的毒性研究
- methyl tertiary butyl ether(MTBE) 甲基叔丁基醚
- methyl tertiary butyl ether (MTBE) 甲基叔丁基醚
- Objective] GC analytical method for butyl ether in the workplace air using sampling by charcoal tube was studied. 研究炭管采集空气中丁醚的气相色谱分析方法。
- The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator. 以二苯基-4-苯硫基代苯基硫鎓盐(DPTS)为光引发剂,研究了乙烯基正丁醚的本体和溶液光聚合。
- Progresses in Research of Methyl - tertiary - butyl Ether 甲基叔丁基醚的研究进展
- The bank is a ten minutes' run from the hotel. 从旅馆到银行跑步需十分钟。
- Ethylene glycol tertiary butyl ether(ETB) is a product with lower photochemical reactivity and can be an acceptable subst ituted solvent for ethylene glycol butyl ether in some applications. 乙二醇叔丁基醚 ( ETB)是一种具有低光化学反应性产品 ,在一些应用领域中可作为乙二醇丁醚 ( EB)的取代溶剂。
- Hoping for dibutyl carbitol(DBC)through the dehydration of glycol butyl ether,a new highly effective extractant system for gold with structure similar to DBC was synthesized in this paper. 采用乙二醇单丁醚脱水的方法合成了高效的具有类似二丁基卡必醇结构的新金萃取剂体系 ,探讨了其合成工艺。
- The synthesis of ethyl tert butyl ether (ETBE) with ethanol (EtOH) and tert butyl alcohol (TBA) by using A 15, S 54 and D 72 strong acid cation exchange resins as catalysts was studied. 用A-15、S-54和D-72型强酸性阳离子交换树脂作催化剂、以乙醇和叔丁醇为原料,对合成乙基叔丁基醚的反应过程进行了研究。
- The foreman took on ten more men as bricklayers. 工头又雇佣了十多个人作泥瓦匠。
- Discusses the mechanism and harmfulness of undesired formation of butyl ether by inter-molecular dehydration of n-butanol during DBP production. Preventive measures are also provided. 着重讨论了DBP(邻苯二甲酸二丁酯)生产过程中,丁醇分子间脱水生成丁醚的副反应机理及危害,并找出了预防副反应发生的措施。
