縮聚物 的英文怎麼說
中文拼音 [suōjùwù]
縮聚物
英文
condensatin polymer-
Nonionics include polyoxyethylene condensates, sucrose esters and alkyl amine oxides.
非離子型表面活性劑有聚氧乙烯縮合物糖酯和烷基胺氧化物。Nonionic surface-active agents include polyoxyethylene condensates, sucrose esters and alkyl amine oxides.
非離子型表面活性劑有聚氧乙烯縮合物,糖酯和烷基胺氧化物。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。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。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。In chapter 1 of this paper, simply introduces material polymer materials, organometallic polycondensate, organometallic coordination polymer and organometallic polymeric magnetic materials
本文第一章簡要介紹了材料、高分子材料、金屬有機高分子材料、金屬有機縮聚高分子、金屬有機配位聚合物和金屬有機高分子磁性材料。Synthesis of the condensed product of bisphenol a epoxy resin - resorcinol - melamine
三聚氰胺縮聚物的合成In this paper, the course of isothermal crystallization kinetics of polymer in limited volume unit is simulated by use of the method of monte carlo. four factors influenting on the course of polymer in the limited volume unite isothermal crystallization are analyzed under the given conditions. the four factors are sample volume shrinkage, the change of the linear growth rate of entities g, the change of sample thickness and the change of the number of nuclei
本文採用montecarlo方法研究了高聚物在有限體積元中的等溫結晶動力學過程,分析了在一定條件下,樣品體積收縮、晶體線生長速率變化、樣品厚度變化和晶核數目變化這四種因素對高聚物在有限體積元中的等溫結晶過程的影響。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醇及其縮合物經酯化反應,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解而配製成的透明粘稠液體。05. 01 butadiene dimer and styrene in butadiene concentrates by gas chromatography, method of test for
用氣相色譜法測定丁二烯濃縮物中丁二烯二聚物和苯乙烯的試驗方法Standard test method for butadiene dimer and styrene in butadiene concentrates by gas chromatography
氣相色譜法測定丁二烯濃縮物中丁二烯二聚物和苯乙烯的標準試驗方法Abstract : unsaturated polyester with low shrinkage composied of anti - shrinking agent, thermoplastics, dispersion - stabilizer, a kind of graft copolymer made from styrene and saturated polyester, shaped like a comb for its molecular structure and upr in certain structure and some factors effecting on low shrinkage were introduced in this paper
文摘:研究了當用熱塑性樹脂作為不飽和聚酯樹脂低收縮劑時,合成了以苯乙烯為主鏈,聚酯為枝鏈的梳狀接枝共聚物,作低收縮劑的分散穩定劑,配合相應組成的不飽和聚酯樹脂得到了具有低收縮特性的不飽和聚酯組成物。Volume shrinkage of sample results in the increasing of the value of the crystallization rate vc and the decreasing the values of the avrami exponent n in the primary crystallization and s, defined as the relative crystallinity degree when experiment data deviate theoretical predicting straight line. compared with the avrami equation, the price equation hardly makes progress on describing the behavior of polymer later stage crystallization
樣品體積收縮,導致avrami指數n值減小;結晶速度v _ c值增加;表示實驗值偏離理論預測直線時的相對結晶度_ s值減小;與avrami方程相比, price方程仍不能較準確地描述高聚物等溫後期結晶行為。Novel three - dimensional polycondensates were prepared with pamam dendrimers, which synthesized in the lab according to the literatures
摘要通過縮聚反應以自制pamam樹枝形聚合物為原料制備了一類新型體型縮聚物。Detailedly introduces definition classification and character of interfacial polycondensation and influential factors of polycondensate molecular weight
並著重介紹了界面縮聚的定義、分類、特點以及影響縮聚物分子量的因素。Molecular weight distribution curve of 1, 1 ' - diaformacylferrocene - o - phenylenediamine polycondensate has triplet and polydispersity is a little large. it should be pointed out that the fe2p3 / 2 peak appears basically near fe2 + characterizing 708ev in xps of the two polycondensates, this means that the ferrocene group is rather stable in the polycondensates
其中, 1 , l 』一幾甲酞二茂鐵鄰苯二胺縮聚物的分子量分佈曲線呈現三重峰,表明在高轉化率時發生大分子鏈轉移後生成帶支鏈的高分子,其多分散性也較大。In chapter 3, the three 1, 1 ' - dicarbonylferrocene compounds " properties are systennically characterized by ir, uv, 1hnmr, tg, esr, xps and the infrared difference spectrum before and after irradiation 1, 1 ' - diformacyl - ferrocenebiphenyldiamine and 1, 1 ' - diformacylferrocene - o - phenylenedamine polycondensates " chemical and physical properties are characterized by elemental analysis, ir, 1hnmr, tg - dta, gpc and xps
同時,對合成的1 , 1 』 -二甲酰二茂鐵聯苯二胺縮聚物和1 , 1 』 -二甲酰二茂鐵鄰苯二胺縮聚物用元素分析、 ir 、 ~ 1hnmr 、 tg - dta 、 gpc及xps對其化學與物理性能進行分析。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 。On the basis of discussing the developmellt of antistatic and amibacterial polyamide generally in past decades, the anistatic and anibacterial methods and technologies of synthetic fibers are suxnmarzed emphasisly in this paper a series of pcaneg block copolymers are synthesized by two steps
採用先合成雙端羧基的遙爪預聚己內酰胺,再與聚乙二醇進行酯化、縮聚的方法,合成了pca peg (聚己內酰胺聚乙二醇)嵌段共聚物。The tips of chromosomes, called telomeres, shorten every time a cell divides
被稱為調聚物的染色體尖端縮短了每次細胞分裂的時間。分享友人