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烯丙胺

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Objective To establish a method of extraction and determination of acrylamide in polyacrylamide gel by High Performance Liquid Chromatography.

目的:建立聚丙烯酰胺水凝胶中丙烯酰胺单体提取及检测的高效液相色谱分析方法。

ZnO nanorings were prepared on a large scale by a facile solution-based method at 70 ℃ for 5 h via hexamethylenetetramine(C6H12N4) and Zn(NO3)2·2H2O as the raw materials in the presence of surfactant PAM-CTAC.

以六次甲基四胺(Hexamethylenetetramine, C6H12N4)和水合硝酸锌[Zn(NO3)2·2H2O]为原料,表面活性剂聚丙烯酰胺-氯化二烯丙基二甲基铵为形貌控制剂,采用液相沉淀法合成了ZnO纳米环。

Methacrylic acid and acrylamide as the functional monomer have been evaluated.

比较了甲基丙烯酸和丙烯酰胺作为功能单体对普鲁卡因胺分子印迹聚合物分子识别能力的影响。

In this paper, the emulsion of polyacrylamide was synthesized in the polyglycol solutions, acryl amide and sodium acrylic acid was used as the monomers.

以丙烯酰胺与丙烯酸钠为原料,在聚乙二醇水溶液中合成了聚丙烯酰胺分散液。

Fe nanoparticles were treated by situ polymerization with Acrylic amide using sodium dodecylbenzenesulfonate as dispersant, and the Fe nanoparticles coated by AM were achieved.

采用丙烯酰胺处理纳米铁粉,通过原位聚合方法,以十二烷基苯磺酸钠作为分散剂,在纳米铁粉表面包覆上聚丙烯酰胺。

Rotary viscosimeter is employed to reflect the effect of the composition, shear, temperature and salt concentration on viscosity of the modified polyacrylamide was studied in different synthesis approaches.

为了增强聚丙烯酰胺的增粘性能,提高其抗剪切、抗温和抗盐性,使用实验室自制的疏水单体、丙烯酰胺和离子型单体,通过3种不同的聚合方法进行自由基共聚合。

2-Substituted-3,4-dihydro-1(2H)-isoquinolinones were synthesized from methyl 3-hydroxy-ben- zoates via allyl etherification, Claisen rearrangement, oxidation, reductive amination and aminolysis for the first time.

以3-羟基-4-甲氧基苯甲酸甲酯等为原料,通过烯丙基醚化、Claisen重排、氧化、与伯胺反应、还原、分子内酯的胺解六步反应合成了一系列2-取代-3,4-二氢-1-异喹啉酮类化合物。

Polyether modified polysiloxane was synthesized by the hydrosilation reaction of hydrogen containing silicone fluidand allyl polyether, using chloroplatinic acid as the catalyst.

以氯铂酸为催化剂,利用含氢硅油与烯丙基聚醚的硅氢加成反应,合成出聚醚改性硅油;然后用乙醇胺进行胺化反应,制成纸张用氨基改性聚醚硅油柔软剂。

The results showed that MGM had good spherical shape and narrow size distribution,and the particles with diameters ranging from 0.13 mm to 0.28 mm were about 91 wt%.The surface hydrophilicity of Fe3O4 microcrystal was improved by formamide dispersing treatment.The gel particles made by the copolymerization of glycidyl methacrylate and N,N′-methylene bisacrylamide could encapsule Fe3O4 microcrystal to produce colloid cores,and uniform and stable MGM microspheres were formed by the conglomeration of the colloid cores.

结果表明,合成的MGM呈球形,且粒度分布较窄,粒径为0.13~0.28 mm的粒子占91%;甲酰胺分散Fe3O4,微晶表面的亲水性进一步增强,单体甲基丙烯酸缩水甘油酯和 N,N′亚甲基双丙烯酰胺交联共聚生成的胶粒能够包埋Fe3O4微晶形成胶核,胶核聚集形成均匀、稳定的MGM微球。

A series of acrylamide-styrene copolymer latices with different acrylamide and styrene weight ratio were prepared from the polymerization in emulsifier-free aquesous media .

为了在水介质中获得高固含量的聚丙烯酰胺,通过无皂乳液聚合制备了一系列不同单体比例的丙烯酰胺-苯乙烯的共聚物胶乳,固含量达50%,稳定性好,胶乳粒子大小均一,具有一定的触变性。

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推荐网络例句

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称;三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起,称之为挽歌体诗人或者史诗诗人,他们被称为诗人,似乎只是因为遵守格律写作,而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。

This is not paper type of business,it's people business,with such huge money involved.

这不是纸上谈兵式的交易,这是人与人的业务,而且涉及金额巨大。