縮合的 的英文怎麼說
中文拼音 [suōgěde]
縮合的
英文
condensed-
The advance of chiral phosphate - ester ( phosphonate - ester ) [ phosphoramides ( phosphonyl - amide ) ] in asymmetric alkylation reaction, aldol reaction, hydrogenation reaction, cyanosilylation reaction was reviewed with 48 references
討論了手性膦(磷)酰胺及膦(磷)酯酯催化劑在不對稱烷基化、不對稱縮合、不對稱氫化、不對稱氰矽化等反應中應用的最新研究進展。參考文獻48篇。The condensation of aromatic aldehyde with barbituric acid, 2 - thiobarbituric acid in water
硫代巴比妥酸的縮合反應Scheme 1. condensation of pyrrole and benzaldehyde
圖式1吡咯與苯甲醛的縮合反應。In the synthesizing process, the ph value in hydroxymethylated stage, the reaction time, temperature and the moore ratio of sodium bisulfate to melamine in the sulfonated stage, and die ph value in the condensation stage, are important factors influencing on the performance of jd
在合成過程中,羥甲基化階段的ph值,磺化階段的ph值、時間、溫度和投料摩爾比,縮合階段的ph值等對減水劑性能影響顯著。Second, we discuss composition operators on bloch space with closed range. by using a distortion theorem of bonk, minda and yanagihara about bloch functions, we obtain the sharp estimation of the lipschitz continuity of the dilation of bloch functions. then, we improve a theorem of ghatage, yan and zheng about composition operators on bloch space with closed range
其次研究了bloch空間上有閉值域的復合運算元,先利用bonk 、 minda和yanagihara關于bloch函數的一個偏差定理,得到bloch函數伸縮率的lipschitz連續性的精確估計式,用這個估計式改進了ghatage 、 yan和zheng關于bloch空間上關于有閉值域的復合運算元的一個定理。The treatment technology of wastewater from n - butyraldehyde condensed section
正丁醛縮合工段廢水的處理The polyester in these compositions is a 50% solution of a maleic acid-prophlene glycol condensate in diallyl phthalate.
在這些配方中的聚酯是馬來酸--丙二醇縮合物在酞酸二烯丙酯中的50溶液。A condensation to quinoid systems occurs.
發生了醌型體系的縮合反應。Most condensation reactions are equilibria.
大多數的縮合反應是平衡反應。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解抑制劑等技術,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解及縮合反應,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解、縮合反應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。An one - pot process including direct condensation of ethyl isodehydracetate and hydrocitronellal, followed by decarboxylation, isomerization and isomer resolution, was developed for practical preparation of zr juvenile hormone analogue series with high content of effective component
以異脫氫乙酸乙酯與甲氧基香茅醛直接縮合為起點,將縮合、脫羧、異構化、 (順、反)異構體拆分等採用多步反應連續一鍋法的操作方法,成功地得到高有效含量的zr型保幼激素類似物。The term condensation is now firmly entrenched in the literature of polymer science.
縮合這個術語,現在在聚合物科學文獻中已牢固的確定。Standard specification for fluoropolymer resin heat - shrinkable tubing for electrical insulation
電絕緣用含氟聚合物樹脂熱收縮管的標準規范In conjunction with server adapters and host specific optimization software, server switches provide a cohesive server system to meet stringent performance, scalability and resilience requirements of multiserver applications
服務器交換機與服務器適配器和特定主機上的優化軟體一起,提供一個聚合的服務器系統,滿足多服務器應用的嚴格的性能、可伸縮性和復原性要求。Such methods as compounding retardants, compounding water - reducing agents ( which has various the extent of condensation ), changing the ways of addition and retardarce method, are used to impolder new water - reducing agent and construction method to salve slump loss, but it can not work drastically
通過復合緩凝組分、不同縮合度減水劑的復合、改變摻加方式、緩釋法等技術路線開發新型減水劑和施工方法來解決坍落度損失問題,但是這一問題並沒有得到根本解決。The polyester in these compositions is a 50 % solution of a maleic acid - prophlene glycol condensate in diallyl phthalate
在這些配方中的聚酯是馬來酸- -丙二醇縮合物在酞酸二烯丙酯中的50溶液。Polysaccharides are long chains of monosaccharides joined together by condensation
多糖是由多個單糖分子透過縮合作用以鎖鏈狀連成的。The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes
論文分析了混凝土乾燥收縮的機理,確定了影響乾燥收縮的關鍵因素,分析已有低分子量的、直鏈型減縮劑的不足,設計了一種新型的減縮劑? ?聚丙烯酸鹽類減縮劑,其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、鏈轉移劑、催化劑等經過聚合、酯化和中和反應,生成一種高分子量的、含聚氧化烯鏈的聚合物。Synthesis of pentaerythritol diacetals from aldehydes and ketones under microwave irradiation
催化下微波促進芳香醛與環酮的縮合反應Condensation reaction of piperazine is a very important step in the process of synthesis of ciprofloxacin
摘要呱嗪縮合反應是環丙沙星生?工藝中的關鍵步驟。分享友人