十二烷基

Temperature-sensitive hydrogels P(NIPA-co-DiAB) with aromatic group as hydrophobe was were prepared by free radical micellar crosslinking copolymerization with N-isopropyl acrylamide, N,N-dially benzylamine as comonomers, N,N-methylene-bis-acrylamide as crosslinker, sodium dodecyl sulfate as surfactant and ammonium persulfatetetramethylethylenediamine as initiator system.

以N-异丙基丙烯酰胺、N，N-双烯丙基苄胺为共聚单体、N，N-亚甲基双丙烯酰胺为交联剂、十二烷基硫酸钠为表面活性剂、过硫酸铵-四甲基乙二胺为氧化还原引发体系，采用自由胶束交联共聚法合成了疏水基团为芳香基的疏水改性温敏性智能水凝胶P(NIPA-co-DiAB)。

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。

No tears, no numbing agents Cleans and loosens cradle cap and works to heal irritated scalp An effective cleanser for oily skin types Our aromatherapy essential oils are tested for purity and guaranteed pesticide free Leaves hair clean and shiny, non-stripping of delicate mucous membranes Anti-fungal/bacterial Our cleansing agent, Decyl polyglucose, is non-invasive, gentle, and extremely biodegradable Safe, gentle, and effective No Sodium Lauryl Sulfate or DEA Gentle enough for baby's first bath.

无泪配方，无麻醉成分对乳痂头皮有清洁和舒缓作用，促进受刺激头皮愈合对油性肤质是一款不错的清洁用品我们的香薰精油都经过纯度测试，保证不含任何杀虫剂成分使用本品后，头发清爽富有光泽且不会损伤娇嫩的头皮粘膜。抗真菌/普通细菌我们的采用的清洁成分—癸基聚葡糖，温和无刺激性，完全可以生物降解安全，温和，有效不含十二烷基硫酸钠或二乙醇胺本产品性质温和，在初生宝宝第一次洗澡时，妈妈们足以放心使用。

Experimental results of pyrolyzing urea with several solvents(adipic dinitrile, dodecyl benzene, silicone oil-705, silicone oil-210-50) in liquid phase are reported and discussed.

本文在讨论液相法合成氰尿酸时报道了尿素在几种不同溶剂─—己二腈，十二烷基苯，硅油DC－705，硅油210－50中裂解的实验结果。

Urea ; cyanuric acid ; pyrolysis ; dodecyl benzene ; silicone oil / adipic dinitrile

尿素；氰尿酸；热解；硅油／己二腈；十二烷基苯

At first, Polyaniline was synthesized by the improved chemical oxidation technique, then, PANI/HCl, PANI/TSA and PANI/DBSA were obtained by doping emeraldine with HCl, 4-methyl benzene sulfonic acid and dodecylbenzene sulfonate acid, separately. Leucoemeraldine was obtained in the N-dimethylformamide by using phenylhydrazine deoxidizing emeraldine in N_2 atmosphere.

本文首先通过改进合成条件的化学氧化法合成了聚苯胺，经氨水脱掺杂获得本征态聚苯胺，再经盐酸、对甲苯磺酸、和十二烷基苯磺酸掺杂，分别获得到质子酸掺杂的聚苯胺样品，然后在N，N-二甲基甲酰胺中，利用苯肼，在N_2氛围下还原本征态聚苯胺得到还原态的聚苯胺。

In the process of the sulphonate reaction, we use 1,2-dichloroethane as solvent and chlorosulfonic acid as the agent of sulfonation.

环化反应采用1，2-二氯乙烷作溶剂，用氯磺酸作磺化剂，在回流温度下进行磺化反应，3-十二烷基蒽醌磺酸的收率为85.75%。

N-dodecylethylenediaminetriacetic acid is a new type of chelating surfactants, which were in need of developing non-phorus detergents.

N-十二烷基乙二胺三乙酸是一种新型螯合性表面活性剂，是应无磷洗涤剂的研发要求而问世的。

Preferred examples of thermal initiators include persulphates especially sodium and ammonium persulphate, peroxides especially benzoyl peroxide, t-butyl hydroperoxide and lauryl peroxide, and azos, especially azobisisobutyronitrile.

热发起者首选的例子包括硫酸盐，尤其是钠，过硫酸铵的，过氧化物尤其是过氧化苯甲酰的吨丁基过氧化氢和十二烷基过氧化物，和azos，尤其是二异丁腈。

A novel method to prepare Au nanorings by self-reduction of HAuCl4 in the soft template composed of sodium dodecyl sulfate-PEG 20000 cluster at ambient temperature and atmosphere was reported, in which no hard template and extra reducer was needed. TEM image displays that the diameter of Au nanorings is (500±50)nm.

介绍一种由十二烷基硫酸钠与聚乙二醇(PEG 20000)组成的团簇为软模板，在室温、常压、无硬模板及无外加还原剂条件下自还原HAuCl4合成金纳米环的新方法。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失