水解解聚 的英文怎麼說
中文拼音 [shuǐjiějiějù]
水解解聚
英文
hydrolytic depolymerization-
Water treatment chemicals - hydrolyzed polymaleic anhydride
水處理劑水解聚馬來酸酐Hydrolysis of polymers if often catalyzed by traces of acids or bases.
正和它們的低分子量的類似物一樣，微量的酸或堿常能促進聚合物的水解。Hydrolysis of polymers, as with their low-molecular weight analogs, is often catalyzed by traces of acids or bases.
和它們的低分子量的類似物一樣，微量的酸或堿常能促進聚合物的水解。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。Hydrolysis properties of the cupric - ion crosslinking polyacrylic acid resin particles
聚丙烯酸銅樹脂顆粒水解性能的研究Three water - soluble acrylic resins are prepa red by polymerizing esters acrylate, acrylic acid ， methylacrylic acid ， esters methylacrylate with phenyl - ethene or ethylene acetate in present of water or alcohol and initiating agent. properties of the acrylic resins are characterized. results show that the resins possess excellent character, i. e. adhibity, water - solubility, expansion after dry for water ， anti acidity or bascity and brightness in the products of same type
以丙烯酸、丙烯酸酯、甲基丙烯酸、甲基丙烯酸酯等作為基料，在引發劑的存在下，以水或醇作溶劑進行聚合，加入苯乙烯、醋酸乙烯等改性，合成了3種不同的水溶性丙烯酸改性樹脂，並對其性能進行了測定.結果表明：這3種樹脂的粘度、水溶解性、乾燥后膜的吸脹性、抗酸堿性、光亮度等性能均優于同類產品Php partially hydrolyzed polyacrylamide c
部分水解聚丙烯酰胺Study on biodegradation of partially hydrolyzed polyacrylamide
部分水解聚丙烯酰胺生物降解的初步研究Phpa partially hydrolyzed polyacrylamide
部分水解聚丙烯酰胺( 2 ) the reaction factors optimized by orthogonal tests are : the emulsion polymerization temperature is 60, the reaction time is 3 hours, the amount of emulsifier is 8wt %, the hydrophile lipophile balance ( hlb ) value of emulsifier is 15, the stirring speed is 4000r / min, the dropping speed is 1. 1g / min
用正交實驗確定的最佳聚合反應工藝參數為：水解溫度60 ，水解聚合時間3h ，乳化劑用量8wt ，復合乳化劑hlb值為15 ；攪拌速度為4000r min ，滴加速度為1 . 1g min 。Mechanistic study of the hydrolytic oligomerization of - aminopropyltriethyoxysilane and characterization of the products
氨丙基倍半硅氧烷的水解聚合機理研究及產物結構表徵Purification and characterization of a cellobiohydrolase from the thermophilic fungus chaetomium thermophilum ct
嗜熱毛殼菌外切葡聚糖纖維二糖水解酶的純化和部分性質研究The company is ready to supply various kinds of water soluble pva fiber whose linear density ranges from 1. 1 dtex to 2. 5 dtex, whose length is from 35mm to 50 mm, and whose dissolving temperature in water is not higher than 93
我公司可根據客戶需要，提供纖度1 . 12 . 5dtex長度3550mm的各種水溶性聚乙烯醇纖維，水中溶解溫度93 。Using gazetters, stelae from pools and oral matreials collected during field research, this eassy examines the pools in north china since ming and qing dynasties, it also points out that digging pool and saving up rainwater is an effective form to solution water shortage in some regions where water resources are difficulty, pools are a remarkable spectacle in northern settlement
摘要本文利用地方志，田野調查收集的水池碑刻、口述資料，對明清時期北方地區的水池進行了研究，認為開鑿水池集蓄自然降水是解決缺水地區民生用水困難的有效形式，水池人文景觀構成北方行聚落顯著的外部特徵。Rheological property of the aqueous solution of branched partly hydrolyzed polyacrylamide
帶支鏈的部分水解聚丙烯酰胺溶液的流變性Last, polyurea microcapsule containing octadecane as phase change material was successfully synthesized by interfacial polycondensation using tdi and deta as shell monomers in an emulsion only by reaction of tdi and deta, but also reaction of tdi and amines which are formed by hydrolysis of tdi at the interface
制備聚脲樹脂微膠囊的過程不僅包括tdi和deta的反應，還包括tdi與自身水解產物的界面反應。 tdi與deta反應質量比為3 ： 1 。另外， np - 10還與tdi反應生成脲烷。With the increase of the gptms, the decomposition temperature of the rare earth complexes decreased gradually, which also indicated that the existence of the organization results in the decrease of the decomposition temperature of the rare earth complexes in the gels
由於hy ： h 」配合物在teos水解縮聚形成的祆。凝膠中原位合成程度較小，所以隨著ph的上升，熒光逐漸增強，在ph值達到5對左右時，熒光達到最強，表明a 。Methods : in the present experiment, acid dehydroxy amino acid analysis and isoelectric focusing in polyacylamide gels were used and the amino acid composition and isoelectric point of porcine platelet - derived growth factor were studied
方法：用酸水解及聚丙烯酰胺凝膠等電聚焦的方法測定豬血小板衍生生長因子的氨基酸含量、組成成分和等電點。Product description - pyrrolidone is colorless or yellowish clear liquid, has tiny ammoniacal odour ; is a strong polar organic solvent, can dissolve each other with water and general organic solvent by any proportion
物理特性：在室溫下呈無色或淺黃色透明液體，有輕微的氣味，溶於水及各種有機溶劑，極易水解和聚合。Study on the modification of aminomethylation of partially hydrolyzed pam and its application in sugar manufacture
部分水解的聚丙烯酰胺的胺甲基化改性及其在製糖應用研究分享友人