醇解反應 的英文怎麼說

中文拼音 [chúnjiěfǎnyīng]
醇解反應 英文
alcoholysis reaction
  • : Ⅰ名詞1 [書面語] (含酒精多的酒) mellow wine; good wine2 [化學] (有機化合物的一大類 含羥基的烴化...
  • : 解動詞(解送) send under guard
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  1. A novel catalytic property of hemin is described. in ammonium buffer medium of ph 8. 08. 9, hemin has an ability to catalyze the decoloration of bromopyro - gallol red. oxygen dissolved in solution plays a role as an oxidant in the reaction. with sodium dodecylbenzenesulfonate and ethanol as effect - enhancing agents, the catalytic system obeys the michaelis - menten equation of enzymatic catalysis. the michaelis constant, catalytic constant and specificity constant of the system are estimated by lineweaver - burk plot to be 3. 710

    在ph 8 . 08 . 9氨性緩沖介質中, hemin催化溶氧氧化溴鄰苯三酚紅的褪色。在sdbs和30 %乙的增效作用下,催化體系服從michaelis - menten方程。用lineweaver - burk作圖法求得米氏常數催化常數和專一性常數分別為3 . 710
  2. In this thesis, the development of emulsion polymerization theory and related new technologies are comprehensively reviewed, and the synthetic technologies of acrylate latex modified by organosilicon both at home and abroad are also reviewed. based on the current development and research in this field, attentions of this study are focused on three ways for preparing novel acrylate latexes modified by organosilicons, that is, 1 ) the acrylate monomers are copolymerized with unsaturated silicons by emulsion copolymerization ; 2 ) a new latex with microphase separation morphology is synthesized, which shows a core - shell structure character ; 3 ) soap - free polymerization is explored for preparing a higher - performance latex using an unsaturated silicon monomer, different acrylates and a reactive emulsifier. by using techniques of delaying addition of organosilicon monomer and a hydrolysis inhibitor, the hydrolysis and condensation of 3 - ( trimethoxysilyl ) propyl methacrylate during polymerization can be effectively prevented, as a result, organosilicon content in the macromolecular chain is increased

    同時採用有機硅單體延遲滴加及添加水抑制劑等技術,有效防止了-甲基丙烯酰氧基丙基三甲氧基硅烷在乳液聚合過程中的過渡水及縮合,提高了聚合物大分子鏈中有機硅鏈節的含量;利用紅外光譜與差示掃描量熱儀對產物分子結構進行了表徵,並通過對共聚產物力學和吸水率的測試,證實了本研究所制備的有機硅改性丙烯酸酯共聚物具有比純丙烯酸酯聚合物更優良的力學及耐水性能;從分子設計角度出發,利用醇解反應合成出水、縮合速率較慢的兩種新型不飽和有機硅單體: ?甲基丙烯酰氧基丙基三乙氧基硅烷和?甲基丙烯酰氧基丙基三異丙氧基硅烷;利用核磁共振對新型硅烷單體結構進行了證實;研究表明利用新型硅烷單體可以制備出高硅烷含量的有機硅改性丙烯酸酯乳液,且其聚合產物具有較高的力學及耐水性能。
  3. This method, however, involves using a large excess of diethyl carbonate ( for example, 4 - 8 mols. ) ; it also involves preparing sodium ethylate by dissolving sodium metal in ethanol, which process must be carried out very slowly and carefully if it is to be used on a manufacturing scale

    但是這一方法涉及到使用大量過量的二乙基碳酸酯(例如, 4 - 8摩爾) ;同時也涉及到在乙中溶納來制備乙納的,這個過程必須非常緩慢小心地進行,如果在工業生產級別上是用這一方法就比較麻煩了。
  4. The biochemical reaction in liquor - making mainly included the degradation of macromolecular substances such as the degradation of amylum and protein, the biochemical changes of micromolecular substances such as glycolysis of glucose ( emp approach ) and reconvertion of pyruvic acid, and the formation of flavoring substances such as the production of higher organic alcohol, maillard reaction, and the formation of aromatic compounds

    白酒釀造過程中的生物化學主要包括:大分子物質的降,如澱粉的降和蛋白質的降;小分子物質的變化,如葡萄糖的酵( emp途徑)和丙酮酸的再轉化;香味物質的生成,如高級有機生成、美拉德和芳香族化合物的形成。
  5. In order to solve the problems with heavy turpentine, such as complex constituents, vicinal boiling point, difficult to separation and hard to comprehensive utilization, the - santalene was converted to natural structure similar product - santalol by light - oxidize reaction, and caryophyllene epoxide was obtained at the same time

    摘要為了決重質松節油組成復雜、沸點相近導致分離困難、難以深加工綜合利用等問題,利用光氧化技術,將其中的-檀香烯轉化為與天然-檀香結構相似的檀香型新香料-檀香烯,同時可得到環氧石竹烯。
  6. It is also used as adhesion agent to replace starch. pva is widely used in textile, paper making, building materials, packing, glass, and medicine. good character of service has been displaying when it is used as textile warp size, fabric finishing agent, reagent and additive in polymerization for industry of fine chemicals, adhesion agent for construction coating, and packing material film

    聚乙烯是一種水溶性高分子聚合物,它具有化學性能穩定溶性能良好粘著力大等優點,可用作聚合的乳化劑和分散劑,同時可取代澱粉等作為膠粘劑,廣泛用於紡織造紙建築材料包裝玻璃醫藥等行業,在作為紡織用經紗漿料織物整理劑精細化工用聚合物助劑建築塗料用粘合劑以及製成薄膜後作為包裝材料等方面,日益顯示出其良好的使用性能。
  7. It is also used as adhesion agent to replace starch. pva is widely used in textile, paper making, building materials, packing, glass, and medicine. sound character of service has been displaying when it is used as textile warp size, fabric finishing agent, reagent and additive in polymerization for industry of fine chemicals, adhesion agent for construction coating, and packing material film

    聚乙烯pva是一種水溶性高分子聚合物,它具有化學性能穩定溶性能良好粘著力大等優點,可用作聚合的乳化劑和分散劑,同時可取代澱粉等作為膠粘劑,廣泛用於紡織造紙建築材料包裝玻璃醫藥等行業,在作為紡織用經紗漿料織物整理劑精細化工用聚合物助劑建築塗料用粘合劑以及製成薄膜後作為包裝材料等方面,日益顯示出其良好的使用性能。
  8. By virtue of the anhydride property of the isoimide rings, the piis were reacted with the alcohols to form poly ( amic acid ) esters ( paes )

    利用異酰亞胺環具有酸酐性質的特點,使之與,得到溶性能優良的聚酰胺酯( paes ) 。
  9. Abstract : a novel enzymatic reaction ? ammonolysis was introduced in thenineties. this reaction not only provides a synthetically useful and mild alternative method for the synthesis of amides, but also can be used for the kinetic resolution of chiral alcohols or chiral carboxylic acids. in addition to enantioselective hydrolysis, esterification and transesterification, ammonolysis also shows high enantioselectivity in the resolution of racemates

    文摘:酶促氨是20世紀90年代中期發現的一種新型,在脂肪酸酰胺的合成、手性藥物(手性酸及手性等)的拆分中顯示出巨大的用潛力,是除立體選擇性水、酯化、轉酯之外的另一具有較大開發用前景的酶促新型
  10. The subsidiary company, yongan fuhuaxian articles supply factory, can produce 191 serial unsaturated polyester resin which is a clear and heavy - bodied liquid. it is made by the method of the solvation of linear unsaturated polyester resin, which is condensated and polymerized after the esterification of biatomic acid and diatomic alcohol, into phenylethylene solvent, which is a crosslinking active monomer

    所屬子公司永安市福化纖用品廠生產的191系列不飽和聚脂樹脂,系由二元酸酐和二元及其縮合物經酯化,縮聚成線性不飽和聚酯樹脂,然後經具有交聯作用的活性單體溶劑苯乙烯所溶而配製成的透明粘稠液體。
  11. The resting cells reaction experiment showed that it could also degrade other acetic ester compounds including ethyl acetate, vinyl acetate, chloroethyl acetate, propyl acetate, isopropyl acetate, butyl acetate, sec - butyl acetate and 1, 3 - butanediol diacetate by producing aetate

    休眠細胞試驗表明,這株菌除降醋酸異丁酯以外,還可降醋酸乙酯、醋酸乙烯酯、醋酸氯乙酯、醋酸丙酯、醋酸異丙酯、醋酸丁酯、醋酸仲丁酯、醋酸丁二等醋酸酯類化合物及聚醋酸乙烯酯。
  12. This paper describes several latest industrial microbial technologies in detail, which are the synthesis of the chiral diols by epoxide hydrolase from microbie, cofactors regeneration for redox with fdh, production of nano / micro wire by the phage display, metabolic network rebuilding for conventional fermentation and the application of the organic solvent tolerance and the metagenomics technology

    本文綜述了幾項最新的工業微生物技術,主要包括:微生物環氧化水酶催化合成手性二、微生物甲酸脫氫酶用於再生氧化還原的輔因子、通過噬菌體展示技術得到納米級金屬絲、代謝網路改造和重建用於傳統發酵生產以及有機溶劑耐受菌和宏基因組技術的用。
  13. The preliminary study on alcoholysis of poly vinyl chloride - co - vinyl acetate

    氯醋樹脂醇解反應的初步研究
  14. Pva polyvinyl alcohol is a kind of water soluble polymer with stable chemical property, good dissolution and strong a.

    聚乙烯pva是一種水溶性高分子聚合物,它具有化學性能穩定溶性能良好粘著力大等優點,可用作聚合? .
  15. Conclusion the selective dissociating effect of the detergent on hdl is extremly important and helps the modified enzymes to selectively reacts to hdl - c

    結論:表面活性劑對高密度脂蛋白的選擇性離作用非常重要,這有助於修飾酶發揮其對高密度脂蛋白膽固選擇性。
  16. Immobilization of polylysine ( pll ) onto hec and chitosan - coated membranes via activation reagents provided pll affinity membrane, respectively. a simple method for quantitative analysis of solid chitosan based on the ninhydrin reaction was achieved by diluting the reaction solution with 50 % ( v / v )

    以高濃度的茚三酮顯色液與固體殼聚糖,再採用乙水溶液稀釋液的方法,決了固載在基材上殼聚糖含量的測定問題。
  17. 6 ), the process that h20 is adsorbed on the electrode surface and the hydroxyl group is formed to oxidize the co may be the rate - determining step ; in the region iil ( logi > l. 6 ), all of the tafel curves show a curvature until the current densities reach the peak value, indicative of a possible limiting current. the effect of rare earth elements on methanol electro - oxidation has not been reported in literatures

    在低極化區( logi 1 . 3 ) ,甲發生脫氫並形成中間體,其中co成為未被氧化的毒物,此過程成為速率限制步驟;在更高的極化區( 1 . 3 logi 1 . 6 ) , h _ 2o吸附在電極表面並離生成[ oh ] ,促進了co的氧化,此為此階段速率控制步驟:在第3個極化區( 10gi 1 . 6 ) , tafel曲線發生彎曲,電流密度也最終達到峰值。
  18. Objective to comprehend the side effects of allopurinol

    摘要目的了別嘌呤的藥物不良
  19. ( 5 ) the article also investigate the recrystallization condition of crude lactide and point out that it also an important factor have influence on the purification production ratio. ( 6 ) give the kinetics equation of depolymerization reaction. by determination the degree of polymerization ( dp ) of the reaction system, we can get the kinetics data of the reaction

    本文建議使用乙酸乙酯和異丙混合溶劑( 6 : 4 )對丙交酯粗產物進行重結晶; ( 6 )提出的動力學方程,認為它是一個可近似處理為一級的連續,並可通過測定體系的平均聚合度的方法來得到包括活化能在內的動力學數據。
  20. This paper is to develop a model on synthesis reaction of methanol using material and thermodynamics balance, and to utilize matlab to solve multielement nonlinear equation set on proposed model, so calculate balance composition of reactions, parameters of various materials, various process criteria such as methanol output and consumption according to given operation conditions, thereby can quantitatively analyze the effect of various operation conditions on process criteria, so that direct the actual chemical operation, thus assist to determine the optimal operating conditions of synthesis, consequently could forecast various criteria such as yield and consumption according to given conditions of feeds

    摘要通過物料平衡與勢力學平衡對甲合成過程進行建模,並採用matlab工具對所建模型進行多元非線性方程組的求,以根據給定操作條件來計算平衡組成、各股物料參數、各主要工藝指標如甲?量、消耗等,並繼而定量分析各種操作條件對工藝指標的影響,以便指導實際化工生?操作,從而幫助確定最佳的合成操作工況條件,並可以根據給定的原料條件等參數預測合成?量與消耗等指標。
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