皂化反应:油脂在碱性条件下的水解反应。
Saponification reaction: oil in alkaline conditions of hydrolysis reactions.
反应以吗啉作溶剂,在碱性条件常压下进行。
The reaction was carried out in morpholine in the presence of potassium hydroxide under atmospheric pressure.
在碱性条件下用环氧丙烷对甲壳质进行了改性研究。
Chitin modified with propylene oxide under alkaline conditions was described.
在碱性条件下用环氧丙烷对壳聚糖进行了改性研究。
Chitosan was modified with propylene oxide in the presence of sodium hydroxide.
以蚕丝为原料,在碱性条件下加热水解提取了蚕丝蛋白。
Using silk as material, silk protein was obtained by way of heating and hydrolysis under alkaline condition.
本文研究麦草原料的矿质元素在碱性条件下的转移特点。
The transferring properties of the mineral elements in wheat straw material under alkaline conditions were researched.
芦竹碱和乙酰氨基丙二酸二乙酯在碱性条件下缩合,得缩合物。
Under the alkali conditions, the gramine condension with diethyl acetamidomalonate to obtain the condensation compound.
褐煤在碱性条件下分散于印染废水中,能快速吸附和离子交换。
Lignite can be dissolved in dyeing wastewater under basic condition, and it adsorbs dyes and exchanges ions quickly in the wastewater.
结果表明:在碱性条件下超滤有利于提高类胰岛素生长因子的回收量。
The results showed that the recovery of insulin-like growth factors (IGFs) is optimal on alkaline diafiltration.
多数常规分散染料在碱性条件下,得色量降低,少数染料色光发生变化。
Most conventional disperse dyes can't acquire enough colour degree, and a few others change their colors in such conditions.
在碱性条件下,用原子荧光分光光度计直接测定氨的吸收,建立了定氮新方法。
The new method of determination of nitrogen content was established by directly determining the absorption of ammonia in the alkaline medium with atomic fluorescence spectrophotometer.
在碱性条件下,以C1CH2COOH为羧甲基化试剂,对瓜胶粉进行化学改性。
Under alkaline condition, guar gum powder is modified by C1CH2COOH used as carboxymethyl agent.
碱性硅酸凝胶是一种重要的堵水剂,它是在碱性条件下将水玻璃用活化剂活化制成。
Alkaline silicic acid gel is an important agent used for water shutoff in oilfield. It can be prepared by adding the activator to the water glass under alkaline condition.
在碱性条件下,通过空气氧化将E环转变为环己二羧酸酐形成红紫素18甲酯衍生物;
In basic condition E ring was converted into the cyclohexanedicarboxylic anhydride to form purpurin 18 derivatives by the air oxidation.
本文研究和发现了一些醇类在碱性条件下和H_2O_2作用可产生化学发光的事实。
The present paper studied and discovered the fact that some alcohols arose chemiluminescence in alkaline H2O2.
在碱性条件下,由于氢键的形成,导致线状的聚乙二醇发生立体扭结,从而产生沉淀。
Under the alkalescence condition, because of hydrogen key of formation, cause capillaceous gather B two Chuns occurrence stereoscopic twist knot, thus creation precipitate.
采用甲硫醇与碘在碱性条件下定量反应生成双硫醚的反应原理,建立了甲硫醇钠的定量分析方法。
The analytical method for sodium methyl mercaptide was established based on the reaction in quantity between methyl mercaptan and iodine at the base condition.
在碱性条件下,油脂会产生皂化反映,生成甘油以及脂酸盐,甘油以及脂酸盐的水溶性都对比好。
Under alkaline conditions, oil produces glycerol saponification, generating and Palmitic acid glycerol and fatty acid salt, salt water soluble contrast is better.
根据酯在碱性条件下水解反应生成醚的原理,研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。
Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methyl sulfate residue was investigated.
以十六烷基三甲基溴化铵为模板剂,正硅酸乙酯为硅源,在碱性条件下合成了介孔分子筛m CM - 41。
The mesoporous molecular sieves MCM-41 is synthesized with CTAB as template and TEOS as silica source in the basic conditions.
本文对部分国产分散染料在碱性条件下染色的适应性进行了研究,筛选出一部分适合于碱性浴染色的分散染料。
A research is made on the adaptability of home-made disperse dyes to alkali bath. Based on the research results, some disperse dyes are screened out.
同时,共聚物中亲水组分—NVP的引入,对酸性条件下的释放影响不大,但明显加快了药物在碱性条件下释放。
While NVP was incorporated into polymer drug, it had little effect on release in acid condition, but drug release rate in base condition increased markedly.
研究了以荸荠渣(C6H9O4OH)为原料,采用甲醇溶剂法,在碱性条件下制备出荸荠渣羧甲基化产品(WCDCMCS)。
Water chestnut drege carboxymethylated product (WCDCMCS) is prepared and studied by methanol solvent method, using water chestnut drege (C6H9O4OH) as raw material under alkaline condition.
在碱性条件下研究了酸性铬兰K(ACBK)与牛血清白蛋白(BSA)结合的光度性质,探讨了碱性条件下蛋白质与染料相互作用的机理。
The photometric character of the combination of acid chrome blue K (ACBK) with bovine serum albumin (BSA) was studied in alkaline solutions and their interaction mechanism was preliminarily discussed.
作为地质演变的主要证据,这些含碱矿物在酸性、中性以及弱碱性条件下的分解析碱反应得到了证实。
As main evidence of geologic succession, the decomposition and alkali release of alkaline minerals in acidic, neutral or slightly alkaline solution were affirmed.
该文首次论述了在不同的碱性条件下芳环上碳代异戊烯基的方法。参考文献24篇。
In this paper the methods of inducing prenyl into aromatic nucleus under basic condition are discussed for the first time with 24 references.
报道了合成碱性绿-4的最佳条件:在醋酸介质中,尿素、氯化锌为催化剂,四氯苯醌和重铬酸钾为氧化剂;
The optimal conditions for synthesis of alkali green 4 are reported, including the carbamide and zinc chloride as catalyst, chloranil and bichrome as oxidation agent in the acetic acid medium.
在研究碱性锡镍合金的电沉积过程中,讨论了镀液中各成分的含量、电镀工艺条件的改变及添加剂对锡镍合金镀层成分和外观的影响规律。
The effect of bath composition, operating conditions and additives on Sn content of electrodeposits during the process of Sn-Ni alloy electroplating in alkaline baths had been studied.
在研究碱性锡镍合金的电沉积过程中,讨论了镀液中各成分的含量、电镀工艺条件的改变及添加剂对锡镍合金镀层成分和外观的影响规律。
The effect of bath composition, operating conditions and additives on Sn content of electrodeposits during the process of Sn-Ni alloy electroplating in alkaline baths had been studied.
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