该词条未找到_海词词典

您要查找的是不是：

The effects of reaction medium, PTC, amounts of NaOH and alkylating agent cetyl bromide as well as reaction time and temperature on thedegree of substitution of N-cetylchitosan werestudied. 研究了反应介质、催化剂种类、碱的用量、烷化剂用量、反应时间、反应温度等因素对壳聚糖衍生反应的影响。
Cetyl bromide;Hexadecyl bromide; 溴代十六烷;
cetyl bromide 鲸蜡基溴,1-溴十六烷
The cetyl trimethyl ammonium bromide (CTAB) was intercalated into the layered silicate bentonite, and the interlayer of the bentonite was modified. 利用十六烷基三甲基溴化铵(CTAB)嵌入到具有层状结构的膨润土层间,使膨润土层间得到改性;
A new method for determination of caffeic acid was presented based on cetyl pyridine bromide modified carbon paste electrode. 制作了溴代十六烷基吡啶修饰碳糊电极,研究了咖啡酸在该修饰碳糊电极上的电化学行为。
Glyceryl dilaurate was synthesized through two steps reaction by sodium Laurate and epichlorohydrin with the help of phase translational catalyst cetyl trimethyl ammonium bromide. 以月桂酸钠和环氧氯丙烷为起始原料,在相转移催化剂十六烷基三甲基溴化氨作用下,经过两步反应,合成了二月桂酸甘油酯。
N-alkylated modification of the water-soluble low-molecular weight chitosan was made by phase transfer catalysis using cetyl trimethyl ammonium bromide in NaOH solution. 采用溴化十六烷基三甲基铵作相转移催化剂,在氢氧化钠水溶液进行低聚水溶性壳聚糖的N-烷基化修饰改性反应。
The corrosion inhibition of thiourea (SN), ammonium citrate (CNO) and cetyl trimethl ammonium bromide (CHNB) for zinc has been invesigated by weight loss method. 用失重法研究了在磷酸介质中 ,含氨有机物硫脲 (SN)、柠檬酸三铵 (CNO)和十六烷基三甲基溴化铵 (CHNB)对锌的缓蚀作用。
Aim To study the synthesis of rocuronium bromide. 摘要目的合成罗库溴铵。
The corrosion inhibition of thiourea (SN), ammonium citrate (CNO) and cetyl trimethyl ammonium bromide (CHNB) for zinc has been investigated by weight loss method. 摘要用失重法研究了在磷酸介质中，含氨有机物硫脲(SN)、柠檬酸三铵(CNO)和十六烷基三甲基溴化铵(CHNB)对锌的缓蚀作用。
Organic bentonite was prepared from natural Ca base bentonite.The latter was first treated with sodium carbonate, and then was covered with cetyl trimethyl ammonium bromide. 以天然钙基膨润土为原料,经碳酸钠钠化后,用溴代十六烷基三甲胺进行有机包覆,制得有机膨润土;
The optimal weight ratio of cetyl alcohol to PN was 1 to 20. 十六醇与三七粉的质量比为1:20时为最优制粒比例；
Run out Output film or bromide from a phototypesetting machine. 从照相排字机输出的菲林或相纸。
Run out: Output film or bromide from a phototypesetting machine. 曝光片:从照相排字机输出的菲林或相纸。
Cyclohexylmagnesiu Bromid (18 i Tetrahydrofuran ca 1mo... 询价环庚基溴化镁(18四氢呋喃)；
Tallow alcohol can be further refined into cetyl and stearyl alcohols. 牛脂醇可以进一步提炼成十六烷和十八烷醇。
Porous carbons were prepared by using the sol-gel method with cetyl trimethyl ammonium bromide(CTAB) stabilized commercial silica sol as the silica template and sucrose as carbon precursor. 以十六烷基三甲基溴化胺(CTAB)稳定过的商业硅溶胶为模板硅源、蔗糖为炭前体、运用溶胶凝胶法制备了多孔炭材料。
Porous carbons were prepared by using the sol-gel method with cetyl trimethyl ammonium bromide (CTAB) stabilized commercial silica sol as the silica template and sucrose as carbon precursor. 摘要以十六烷基三甲基溴化胺(CTAB)稳定过的商业硅溶胶为模板硅源、蔗糖为炭前体、运用溶胶凝胶法制备了多孔炭材料。
This article focuses on three surfactant, cetyl pyridine chloride (CPC), sodium dodecyl sulfate (SDS), cetyltrimethylammonium bromide (CTAB) in different polarity of alcohol Gathered in the state. 本文重点研究了三种表面活性剂，十六烷基氯化吡啶（CPC）、十二烷基磺酸钠（SDS）、十六烷基三甲基溴化铵（CTAB）在不同极性的醇中的聚集状态。
Na-bentonite is modified with cetyl trimethyl ammonium bromide (CTAB) and sodium dodecyl sulfate (SDS) respectively, which are measured by XRD, IR, TG, Zeta potential and particle size analysis. 摘要选择以十六烷基三甲基溴化铵(CTAB)、十二烷基硫酸钠(SDS)对膨润土进行改性，并对改性后的膨润土进行XRD、IR、TG以及体系电动电位、粒径分布的测定与表征。