butyl-的例句大全

According to the domestic and foreign datum, the synthetic method of DEDB by using diethylene glycol, benzoic acid and catalyst butyl titanate was introduced.

根据国内外文献资料，本文采用直接酯化法，以苯甲酸和二甘醇为原料，钛酸四丁酯为催化剂催化合成DEDB。

Greenhouse experiments were conducted to evaluate the action of combinations of bromoxynil and 2,4-D butyl ester in controlling dayflower.

在温室盆栽条件下，采用等效线法评价辛酰溴苯腈与2,4-D丁酯混用后的联合作用类型。

Study on the Supramolecular Inclusion Complex of Fullerenes with p tert butyl Calixarene Benzyl Ether

球烯与对叔丁基杯[8]芳烃苯醚形成超分子包合物的研究

The kinetics of thiol-ene reaction is studied by Fourier Transform Infrared when benzoin dimethyl ether, benzoin ethyl ether, benzoin butyl ether, benzophenone and ITX were used as photosensitizer.

为研究硫醇烯光固化组成物的反应机理，选用安息香双甲醚、安息香乙醚、安息香正丁醚、二苯甲酮和噻吨酮为光敏剂，用红外光谱法研究了硫醇烯的光化学反应动力学。

Synthesis of butyl p-hydroxy benzoate under microwave irradiation

对羟基苯甲酸丁酯的微波辐射合成法研究

It is suggested that amino sulfonic acid, strongly acidic cationic exchange resin, sodium sulfate monohydrate, solid super acid, heteropolyacid and Vitamin C are valuable catalysts in practice for synthesizing p-hydroxyl butyl benzoate.

认为氨基磺酸、强酸性阳离子交换树脂、一水硫酸氢钠、固体超强酸、杂多酸和维生素C是在合成对羟基甲酸丁酯中具有实用价值的催化剂。

Optimizing design of catalytic synthesis of butyl benzoate with ferric chloride

三氯化铁催化合成苯甲酸正丁酯的优化设计

Polymer Supported Dibenzo 18 C 6 Catalyzed Synthesis of n Butyl Benzoate

高分子二苯并-18-冠-6催化合成苯甲酸丁酯

Preparation of Tert-butyl-3,5-dimethyl Benzene

叔丁基-3,5-二甲基苯制备的研究

Effects of pH value after neutralization on structure and properties of brominated butyl rubber

中和反应后pH值对溴化丁基橡胶结构与性能的影响

A butyl rubber based adhesive for hot melt application as sealant for cavity-glass was prepared.

采用丁基橡胶研制了用于中空玻璃单道密封的热熔胶.

Methyl tert& butyl ether ( MTBE) is a powerful and rapidly dissolving agent of cholesterol gallstones up to now.

甲基叔丁醚是目前报道溶解胆固醇类结石速度最快、效果最好的溶剂。

This paper introduces formula design, properties and application of J-169 butyl rubber sealant.

介绍了J-169丁基橡胶密封胶的配方设计 、 性能及应用.

Butyl rubber closures had replaced of natural rubber closures and had been applied in pharmaceutical packaging.

丁基胶塞已经逐步取代天然胶塞,在药品包装行业广泛应用.

It'showed that they are good environmentally friendly catalyst for synthesis of butyl stearate.

结果表明,它们是合成硬脂酸正丁酯的良好环境友好催化剂.

Molecular Design of Extractant for Extractive Distillation of 1-Butanol-Butyl Acetate Azeotrope System

丁醇-醋酸丁酯共沸物系萃取精馏萃取剂的分子设计

A method for determination of dibutyl hydroxy toluene ( BHT), butyl hydroxy anisol ( BHA) and tetra-butylhydroquinone ( TBHQ) in forage additives by gas chromatography was established.

建立了气相色谱法同时测定饲料添加剂中2.6－二丁基羟基甲苯（BHT），丁基对羟基茴香醚（BHA），特丁基对苯二酚（TBHQ）的方法。

As shown by study the extracting powers of two extraction agents are changed with acidy of developer extracting power N, N-diphenyl glycine is stronger than N-n-butyl glycine for 5 metal ions.

结果表明：两种萃取剂的萃取能力随展开剂的酸度不同而变化。N，N二苯基甘氨酸对5种金属离子的萃取能力强于N正丁基甘氨酸。

This paper reports the synthesis of nine N-( 4-carbethoxy-4-substituted butyryl)-N-substituted glycines and their corresponding t-butyl esters. The former were expected to have inhibitory activity of angiotensin-converting enzyme. All of the compounds mentioned above were unreported in the literature.

本文报道9个估计具有血管紧张素转化酶抑制活性的N-（4-乙氧羰基-4-取代丁酰基）-N-取代甘氨酸及其相应叔丁酯的合成和鉴定。

The content of butyrates and butyl esters in peel were higher than in flesh.

且在果皮中丁酸酯类和丁酯类含量比果肉中显著增加。