十八烷基

With polyoxyethylene nonyl phenol ethers (OP-10) as emulsifier and dodecyl benzene sulfonic acid as catalyst, hydroxy organosilicon microemulsion was prepared through octamethylcyclotetrasiloxane (D4) open-ring polymerization under certain conditions.

以壬基酚聚氧乙烯醚(OR-10)作乳化剂，十二烷基苯磺酸为催化剂，通过八甲基环四硅氧烷(D4)开环聚合，在一定条件下合成了端在基聚二甲基硅氧烷微乳液。

Two-dimensional multilayered complex of Octabenzenesulphonate Polyhedral Oligomeric Silsesquioxane modified by alkyltrimethylammonium bromide C_nH_(2n+1N(CH_3)_3Br, CnTAB, where n denotes the carbon number in the alkyl chain via ion-exchange reaction.

一方面，使用多电荷阴离子的八磺酸根POSS和十六烷基三甲基溴化铵表面活性剂在水溶液体系里面进行离子交换反应，利用有机-无机不同的相似相容性质通过自组装的手段，得到具有规整的二维层状结构的杂化材料。

They were acetic acid, benzaldehyde, n caproic acid, methyl pentadecanoic methyl ester, glycerin, benzoic acid,,9 octadecadienoic methyl ester, squalane, stearic acid and oleic eicosyl ester.

它们是乙酸、苯甲醛、正葵酸、-甲基十五烷酸甲酯、丙三醇、苯甲酸、，9-十八碳二烯酸甲酯、角鲨烷、硬脂酸和二十烷基油酸酯。

The IR spectra of wastewater simulated with two typical fatty amine flotation collectors of decyl propyl ether amine and stearylamine were studied and the mechanism of degradation of fatty amine flotation collectors by the UV/H2O2/air oxidation method was discussed.

测定了十二烷基丙基醚胺和十八胺两种典型脂肪胺浮选捕收剂模拟废水降解前后的红外吸收谱图，初步探讨了UV/H2O2/air光化学氧化法处理脂肪胺浮选捕收剂模拟废水的降解机理。

This paper is studied on a new synthesis method of amino-modified organic silicone micro-emulsion of cationic style by one step with a silane-alkyl coupling,3-(2-aminoethyl)-aminopropyl methyl dimethoxy silane while opening-cyclo polymerization of the octa-methyl cyclo tetra siloxane,thus the optimal manufacturing conditions are determined by comparing test of their properties.

采用硅烷偶联剂氨乙基氨丙基甲基二甲氧基硅烷改性，八甲基环四硅氧烷开环聚合，探索一步合成阳离子型氨基改性有机硅微乳新方法，通过其性能测试得出其最佳工艺条件：反应温度：80℃，反应时间：3 h，十六烷基三甲基溴化铵用量：5%，脂肪醇聚氧乙烯醚用量：5%，预乳液滴加时间：2 h。

The fatty acid in soybean oil had been determined with a main composition of hexadecanoic acid C(subscript 16:0, 8.6%, octadecenoic acid C(subscript 18.2, 52.1%, octadecenoic acid C(subscript 18:1, 33.1% and octadecanoic acid C

而加氢产物中检测到正构烷烃同系物，以正构十七烷烃和正构十八烷烃的含量最高，分别约为16.5%和18.5%，同时检测到少量烷基苯同系物等芳烃化合物。

In this paper, using Liaoning\'s Ca-bentonite as matrices, modifying with sodium compound at first, organically modifying with Octadecyl/Hexadecyl ammonium chloride as the cover agent, based on hydrothermal process, and dispersing the modified bentonite into the dimethyl benzene-methyl alcohol system fully, we synthesized the high-grade organic bentonite gel with stable quality and excellent characteristics.

本文以辽宁钙基膨润土为原料，首先对其钠化提纯，然后以十八／十六烷基氯化铵为有机复合剂，采用水热合成技术对膨润土进行有机改性，将改性膨润土充分分散于二甲苯-甲醇体系中制备出产品质量稳定、性能国内领先的膨润土高档有机凝胶矿物材料。

In this paper, using Liaonings Ca-bentonite as matrices, modifying with sodium compound at first, organically modifying with Octadecyl/Hexadecyl ammonium chloride as the cover agent, based on hydrothermal process, and dispersing the modified bentonite into the dimethyl benzene-methyl alcohol system fully, we synthesized the high-grade organic bentonite gel with stable quality and excellent characteristics.

本文以辽宁钙基膨润土为原料，首先对其钠化提纯，然后以十八／十六烷基氯化铵为有机复合剂，采用水热合成技术对膨润土进行有机改性，将改性膨润土充分分散于二甲苯-甲醇体系中制备出产品质量稳定、性能国内领先的膨润土高档有机凝胶矿物材料。

The result indicated that octadecyl isocyanate was successfully introduced onto the surface of the MWNTs,and the dispersion of nanomaterials was thus improved.

结果表明，在MWNTs表面成功地接枝上含有十八个碳原子的小分子，有效提高了碳纳米管在溶液和基体聚合物中的分散性，这种烷基化处理相对简单、廉价。

Ingredients:shea butter extract, cetearyl alcohol, hexadecyl trimethyl ammonium bromide, methylcyclohexyldimethoxy silane, poly dimethyl siloxane, tetradecanoic acid isopropyl ester, glycerol, amino silicone oil.

成分：，乳木果提取液，十六，十八混合醇，十六烷基三甲基氯化铵，环甲基硅氧烷，聚二甲基硅氧烷，肉豆蔻酸异丙酯，甘油，氨基硅油。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了