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- Synthesis of 2,5di tert butylhydroquinone by alkylation of hydroquinone with methyl tert butyl ether (MTBE) was studied. 研究了以對苯二酚和甲基叔丁基醚 ( MTBE)為原料 ,以酸性陽離子交換樹脂為催化劑合成 2 ,5二叔丁基對苯二酚 ( DBHQ)。
- Keywords tert butylamine;synthesis;isobutene;methyl tert butyl ether; 叔丁胺;合成;異丁烯;甲基叔丁基醚;
- Keywords phenol tert butylation;methyl tert butyl ether;2;4 di tert butyl phenol; 苯酚叔丁基化;2.;4-二叔丁基苯酚;甲基叔丁基醚;
- Ethyl tert butyl ether is synthesized from ethanol and tert butyl alcohol by reaction distillation. 以乙醇和叔丁醇為反應物,採用反應精餾法合成了乙基叔丁基醚。
- methyl tert - butyl ether(MTBE) 甲基叔丁基醚(MTBE)
- 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型強酸性陽離子交換樹脂作催化劑、以乙醇和叔丁醇為原料,對合成乙基叔丁基醚的反應過程進行了研究。
- Ethyl tert butyl ether (ETBE) is a good additive for gasoline with high octane number.Some typical production technologies overseas and domestic research situations of ETBE synthesis are introduced. 乙基叔丁基醚(ETBE)是一種性能優良的高辛烷值汽油調和組分。
- methyl tert - butyl ether 甲基叔丁基醚
- Keywords pervaporation;distillation;ethyl tert butyl ether (ETBE);ethanol; 滲透汽化;精餾;乙基叔基醚(ETBE);乙醇;
- The Latest progress on the method, etherifying reactor and catalyst of production of methyl tertiary butyl ether (MTBE) is reviewed. 介紹了甲基叔丁基醚(MTBE)的生產方法、工藝流程、醚化反應器和催化劑的最新研究進展。對我國的MTBE生產提出了建議。
- 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. 美國某些地區之地下水受儲油槽或油管泄漏污染而甲基第三丁基醚MTBE含量較高。
- Producers switched to methyl tertiary butyl ether (MTBE), but it has been implicated in contaminating groundwater, and state governments are banning it. 製造廠商曾經改用甲基三級丁醚(MTBE),但這種化學物質可能與地下水污染有關,因此美國政府已禁止使用。
- 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無鉛汽油為基礎油,按照體積分數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,配製出相應氧含量的乙醇-汽油混合燃料。
- MTBE Methyl Tertiary Butyl Ether 甲基叔丁基醚
- Hexamethylene glycol bis[3 (3,5 di tert butyl 4 hydroxyphenyl)] propionate was synthesized without solvent with methyl 3 (3,5 di tert butyl 4 hydroxyphenyl) propionate and hexamethylene glycol as raw materials and organic tin as catalyst. 以 3 -(3 ,5 -二叔丁基 -4-羥基苯基 )丙酸甲酯 (簡稱 3 ,5 -甲酯 )與 1 ,6-己二醇為原料 ,有機錫為催化劑 ,在無溶劑的條件下合成了己二醇雙 [3 -(3 ,5 -二叔丁基 -4-羥基苯基 ) ]丙酸酯。
- methyl tertiary butyl ether(MTBE) 甲基叔丁基醚
- methyl tertiary butyl ether (MTBE) 甲基叔丁基醚
- The influence of the p tert butyl phenolic resin level on the dynamic properties of NR/NBR/ENR blend was investigated. 研究了對叔丁基酚醛樹脂用量對NR/NBR/環氧化天然橡膠 (ENR)共混物動態力學性能的影響。
- The refined process of 2,6 di tert butyl 4 methylphenol is studied by means of batch distillation and the design of technological process on the basis of the result is completed. 採用間歇精餾方法,對2,6二叔丁基對甲苯酚的精製過程進行了研究,並根據研究結果進行了工藝過程的設計。