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- terminal hydrophilic group 末端亲水基
- The chelating surfactant,with a ED3A hydrophilic group,has excellent surface activity and metal ion complexing actions. 以ED3A为亲水基团的螯合性表面活性剂同时具有良好的表面活性和络合金属离子的作用。
- By intercalating hydrophilic group COOH, the self-emulsifying Polyurethane emulsion is prepared. 通过嵌段聚合引入亲水基因COOH制得自乳化聚氨酯乳液。
- This paper introduces the preparation，propercies and applications of new nonionic surfacearts,which has poly(ethylene oxide)as its hydrophilic group. 本文概述了新型的以聚氧化乙烯为亲水基的非离子表面活性剂的制备，特性及其应用。
- Four types of water-solubility imidazolyl steroids enzyme model was synthesized by using steroids as enzyme model and glucose as hydrophilic group. 本文以甾体为仿酶模型,以葡萄糖为亲水基团,合成了4种水溶性咪唑基甾体模型,并对6种对-硝基苯酯的催化水解动力学进行了测定。
- In terms of its different hydrophilic group, surface-active agent can be classified into cationic, anionic and non-ionic surfactants. 根据亲水基团的不同，表面活性剂从化学角度可分为阳离子、阴离子、非离子及两性表面活性剂。
- It has shown that the polymer dispersant with flat structure in the hydrophobic group and dissociable anion in the hydrophilic group is much stable against the hydrolytes, w... 研究表明,疏水端平面结构好、亲水端可解离的阴离子聚合物分散剂抗电解质能力很强,以其为分散剂分散原生粒径较小的酸性炭黑,可以得到稳定性优良的分散液。
- The blending system has a better compatibility with 1227 when the anionic surfactant contains polyoxyethylene chain as well as the hydrophilic group of big steric hindrance of. 分子中既含聚氧乙烯链,又具有较大空间位阻亲水基(琥珀磺酸酯)的阴离子表面活性剂与阳离子表面活性剂1227具有较好的复配相容性。
- The fulvic acid or humic acid is the body, in which some proper lipophilic group or hydrophilic group has been inducted, of the series of humate surfactants . 该系列表面活性剂是以黄腐植酸盐或黑腐植酸盐为主体，在主体分子结构中引入了适当亲油基或亲水基而制成的。
- After the oxidation of carbon black with hydrogen peroxide, hydrophilic group was introduced onto carbon black surface by the grafting reaction of carbon black with the active hydrogen of p-PS. 用过氧化氢氧化炭黑以后，通过对苯酚磺酸(p-PS)羟基邻位的活泼氢与氧化炭黑的接枝反应，在炭黑表面导入亲水性基团。
- The effect of neutralization degree and hydrophilic group content on viscosity and morphology of emulsions was discussed, as well as the effect of hydrophilic group content on particle size. 用红外光谱对树脂结构进行了分析,讨论了亲水基团含量和中和度对乳液粘度和形态的影响以及亲水基团含量对乳液粒径的影响。
- We see that this bile salt has two types of hydrophilic groups: the sulfate and the three hydrox-ides. 胆汁酸盐具有两个亲水基团：硫酸盐有三个羟基。
- Some polyoxyethylene aliphatate were synthesised from different ratio of hydrophobic groups and different ploymerization degree of hydrophilic groups. 合成了不同疏水基团,不同配比疏水基团及不同聚合度亲水基团的聚氧乙烯脂肪酸酯。
- The membrane hydrophilicity increases with the introducing of hydrophilic group to the monomer structure. ODPA和ODA由于亲水基团-O-的引入，使膜具有较强的亲水性；
- Through the reaction of polyisocyanate with polyether alcohol, hydrophilic groups were introduced in polyisocyanate chains and a water dispersible polyisocyanate was prepared. 采用多异氰酸酯与亲水性聚醚多元醇反应,将含有亲水基团的物质引入到多异氰酸酯的分子结构中,制得可水分散性多异氰酸酯。
- Abstract: Without hydrophilic groups, polyester fabric has poor hygroscopicity, which results in uncomfortable when wearing the garment made of polyester fabric. 摘 要: 由于涤纶本身不具有亲水基团，吸湿性差，造成其服装的穿着舒适性差，因此需要对涤纶进行改性以改进其舒适性。
- I'll keep with you to the bus terminal. 我陪你到公共汽车终点站。
- Please wait for me at the bus terminal. 请在公共汽车终点站等我。
- Hydrophilic groups of COOH and OH were segmented into acrylic resin, got watersoluble acrylic resin. The effects of hydrophilic segments on the resin was discussed. 在丙烯酸树脂链中引入亲水性基团COOH及OH,从而形成了具有水溶性的丙烯酸树脂,并讨论了亲水单体含量对树脂水溶性的影响。
- However there were many hydrophilic groups produced by activation on the surface of activated carbon which will be imparted with an appropriate degree of hydrophobicity. 但是,通常在活性炭的活化过程中,活性炭表面产生一些亲水性的基团,使其吸附废水中有机污染物量减少。
