Dehydrofluorination翻译

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August undefined, 2024

Web氟氯烃(Chlorofluorocarbon, CFC)化学示踪是海洋水团结构及其相互作用研究的有效工具,在世界大洋环流实验海洋计划中被列为常规测定项目。本研究以CFC作为示踪物对北冰洋、白令海以及南海南部海域的水团年龄及水体运移进行了研究。主要研究结果如下：1.根据对北冰洋、白令海及南海南部表层海水中 ... Web"脱氟化氢"英文翻译 dehydrofluorination "脱氟磷肥"英文翻译 defluorinated phosphate fertilizer; fused phosphate "脱氟作用"英文翻译 defluorinating; defluorination "脱氟化氢 …

Effect of dehydrofluorination reaction on structure and

WebAug 1, 2024 · Dehydrofluorination mechanisms are numerously reported for fluoropolymers (Li and Liao 2024;, in fact, transformations, which take place because of thermal hydrolysis and elimination of HF at high ... http://www.ichacha.net/%E8%84%B1%E5%8E%BB%E6%B0%A2.html fnf new pibby sonic

氟化氢的英文_氟化氢的英语怎么说_翻译 - 爱查查

WebA perfluorinated compound ( PFC) or perfluoro compound is an organofluorine compound lacking C-H bonds. Many perfluorinated compounds have properties that are quite different from their C-H containing analogues. Common functional groups in PFCs are OH, CO 2 H, chlorine, O, and SO 3 H. Electrofluorination is the predominant method for their ... WebHydrofluorocarbons (HFCs) which are usually potent greenhouse gases are regulated by the Montreal Protocol and its amendments, especially the recent Kigali Amendment. Dehydrofluorination of HFCs is an efficient route for the conversion of these greenhouse gases to value added and environmentally benign chemi Webdehydrofluorination translation in English - English Reverso dictionary, see also 'dehydrogenization',dehydrogenation',dehydroretinol',dehydrogenate', examples ... fnf new mods khb

Perfluorinated compound - Wikipedia

WebEP0920457B1 2002-06-12 Aqueous dehydrofluorination method. KR100314980B1 2002-06-20 Method for (co) polymerization in aqueous emulsion of fluorinated olefin monomer. EP0425259B1 1993-09-22 Peroxide-curable fluoroelastomers and chlorofluoroelastomers having bromine and iodine curesites and the preparation thereof. http://www.ichacha.net/脱氟.html greenview acresWebSep 15, 2024 · With the synergistic effect of the dehydrofluorination reaction and applied high voltage electric field, the piezoelectric and energy storage properties of fibrous membranes attained great improvement. It was found that the simultaneous introduction of conjugated double bonds to the backbone of PVDF which was accompanied with the … fnf newsround

"WebMay 13, 2024 · The dehydrofluorinated PVDF exhibits improved electromechanical coupling with a high piezoelectric strain coefficient of d31 = 25.12 ± 1.13 pC/N, which can be further improved to 35.12 ± 0.69 pC/N by common mechanical drawing. This high piezoelectric voltage coefficient leads to an excellent actuation and energy harvesting behavior with a ... " - Dehydrofluorination翻译

Dehydrofluorination翻译

dehydrofluorination definition English definition dictionary

WebAug 15, 2011 · For the first time, dehydrochlorination and dehydrofluorination reactions are studied on the same substrate, 3-chloro-1,1,1,3-tetrafluorobutane, employing nanoscopic metal fluorides AlF 3, MgF 2, CaF 2, SrF 2, and BaF 2 as catalysts that are prepared according the fluorolytic sol–gel synthesis. AlF 3 is exclusively selective toward … Web大量翻译例句关于"defluorination" – 英中词典以及8百万条中文译文例句搜索。

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WebNov 3, 2024 · An unexpected route to hitherto unknown amidine-functionalized phosphinines has been developed that is rapid and simple. Starting from primary amines and CF 3-substituted λ 3,σ 2-phosphinines, … WebSecondly, a novel dehydrofluorination method is developed and optimized in this work to induce the discussed molecular defects into PVDF in order to promote β-phase formation without mechanical drawing. It is demonstrated that after chemical modification by the developed method, PVDF with β-phase fraction of over 80% can be directly produced ...

WebSep 5, 2024 · Dehydrofluorination is the major process for the production of fluorinated monomers and treatment of synthetic greenhouse gases. It is usually catalyzed by the Lewis acids, such as AlF 3 , MgF 2 ... Web脱氟化氢. 英文. 【化】 dehydrofluorination. 最新查询：脱模板脱模油脱毛脱毛剂脱毛性湿疹脱毛机脱毛法脱毛的脱毛药脱毛量脱毛霜脱气脱气作用脱气器脱气塔脱气槽 …

Web75 The dehydrofluorination of polyfluoroalkanes to fluoroalkenes in the presence of chromium salts is known. U.S. Patent 2,461,253 discloses the use of CrF3 or CrF3 on activated carbon for such purposes. Japanese Patent Application 54/130507 describes the production of vinylidene fluoride by dehydrofluorina- ... WebDehydrofluorination. The dehydrofluorination of PVDF fibers is carried out by using a nonnucleophilic, sterically hindered, tertiary amine base, DBU (1,8 …

Web氟氯烃（CFCs）在大气环境科学、气候变化研究方面一直受到广泛的关注，从二十世纪70年代开始，氟氯烃在示踪海洋水系结构、洋流水团运动及其相互作用、水团年龄、海气交换过程的研究价值日益显著。20世纪80年代后期，CFCs的生产达到了高峰，在对其实行控制之前，全世界向大气中排放的氟氯烃 ...

Web"脱"英文翻译 cast; shed; drop; fall off "脱氟的"英文翻译 defluorinating "脱氟率"英文翻译 rate of defluorinate "去氟作用,脱氟"英文翻译 defluoridation "脱氟瓷石"英文翻译 defluorinated stone "脱氟化氢"英文翻译 dehydrofluorination "脱氟磷肥"英文翻译 defluorinated phosphate fertilizer; fused phosphate fnf new tabWebJul 1, 2024 · Aluminum fluoride (AlF 3) is a typical catalyst for dehydrofluorination of hydrofluorocarbons (HFCs) to fluoroolefins with high heat of reaction.Consequently, heat supply and sintering are the key challenges for AlF 3-based catalysts.Herein, SiC with high thermal conductivity and resistance to HF corrosion is suggested as a candidate support … fnf new sonic modWebNov 7, 2024 · The dehydrofluorination of 1,1,1,3,3-pentafluoropropane (HFC-245fa) was used as the model reaction to evaluate the catalytic performance of the AlF3 catalysts … greenview adult family homeWebThe effect of dehydrofluorination reaction on the morphology and crystalline structure of PVDF fibers was investigated by scanning electron microscopy (SEM), X-ray diffraction … fnf new sonic.exeWebOct 30, 2024 · A method comprising a two-step alkali/acid treatment of poly (vinylidene fluoride) (PVDF) polymer is developed for the fabrication of flat-sheet PVDF membranes functionalized with labile hydroxyl groups. fnf new trailerWebThe integration method for the production of HFO trans-1,3,3,3-tetrafluoropropene (HFO trans-1234ze) comprises the catalytic dehydrofluorination of 1,1,1,3,3-pentafluoropropane to obtain a mixture of cis-1,3,3,3-tetrafluoropropene, trans-1,3,3,3-tetrafluoropropene and hydrogen fluoride. 例文帳に追加. 最初に1，1，1，3，3−ペンタフルオロプロパンを接触 … greenview alberta weatherWebJan 12, 2024 · Hydrodefluorination is a very well-known reaction pathway at transition metal complexes for both stoichiometric and catalytic activation of fluorinated derivatives. 15,18,30–34 On the contrary, dehydrofluorination (DHF) reactions at fluoroalkanes are rare, but can be catalysed by solid materials such as magnesium-35 or aluminium-based ... fnf new taki