基本释义:

硼酸酐

网络释义

1)boron anhydride,硼酸酐

2)tungstenic acid-boron anhydride,钨酸-硼酐

3)boron oxide,硼酐

4)anhydride,酐，酸酐

5)anhydride,酸酐

6)acid anhydride,酸酐

用法和例句

The molten hydrolytic reaction between sodium chloride and boron oxide at high temperature was studied.

研究了高温熔融状态下水蒸气与氯化钠、硼酐的水解反应。

Triisopropyl borate was synthesized with high yield from 2 propanol and boron oxide by using calcium hydride as drying agent to remove resultant water.

采用氢化钙作为脱水剂,以硼酐及异丙醇为原料合成了硼酸三异丙酯,该方法具有成本低、操作简便、条件温和、产率高的优点。

Synthesis of anhydrides from acylchlorides under microwave irradiation;

微波辐射下由酰氯合成酸酐

Exploration of the Structure of CTC Formed by Unsaturated Acid Anhydrides and Phenothiazine;

不饱和酸酐-吩噻嗪电荷转移络合物结构的探讨

The amidation and esterification of different cyclic anhydrides with aniline and phenol gave different major products,and the routes were optimized.

结果表明,环酐的分子结构直接影响反应结果,当酸酐分子存在共轭结构时以N-芳基内酰胺为主要产物。

Study of chloroacetic acid production by chlorination of acetic acid in the presence of acid anhydride catalyst;

酸酐催化乙酸氯化制一氯乙酸的研究

In this paper,the various kinds of accelerators which were used for curing epoxy resin with acid anhydride,and the accelerative mechanism in the epoxy resin curing system were introduced.

评述了几类用于酸酐固化环氧树脂的促进剂及其在酸酐/环氧体系中的固化促进机理。

It was studied that decolorizing method of brown Silkworm separated protein by acetic peracid and modification of the decolorizing product by acid anhydride and zirconium sulfate.

研究了褐变蚕蛹分离蛋白脱色方法及其酸酐、硫酸锆改性。

Production : monomer boron, Danhuapeng, boron anhydride, without detectable; Hydrochloric acid, Yean, ammonia water.

生产：单体硼，氮化硼，硼酐，无水硼砂；盐酸，液氨，氨水。

Acetylacetone was synthesized by using boron trifluoride etherate as catalyst.

采用三氟化硼-乙醚络合物为催化剂,由丙酮和乙酸酐一步法反应合成乙酰丙酮。

Of, relating to, derived from, or containing boron.

硼的硼的、与硼有关的、来源于硼的或含硼的

sulphuric anhydride

三氧化硫, 硫(酸)酐

sulphurous anhydride [ oxide ]

二氧化硫, 亚硫酐

mixed or impregnated with borax.

与硼酸混合，或注入硼酸。

PREPARATION OF 4-HYDROXYPHTHALIC ANHYDRIDE BY AN ALKALI MELT PROCESS FROM 4-CHLOROPHTHALIC ANHYDRIDE;

4-氯代苯酐碱熔融法制备4-羟基苯酐

A salt or an ester of boric acid.

硼酸盐一种硼酸盐或硼酸酯

Borax is the compound commonly applied to the soil to correct boron deficiency.

硼砂是矫正土壤缺硼的常用硼化合物。

The effect of borax ordered in 0.2%>0.3%.

硼肥的效果是硼砂(0.2％)＞硼砂(0.3％)。

Chemical reagent-Acetic anhydride

GB/T677-1992化学试剂乙酸酐

polyvinyl methyl ethermaleic anhydride

聚乙烯甲基醚／马来酸酐

determination of hydroxyl value-acetic anhydride method

羟值的测定-乙酐法

ethoxylated sorbitan

羟乙基化山梨糖醇酐

sorbitan fatty acid ester

山梨糖醇酐脂肪酸酯

xylitan monostearate

木糖醇酐单硬脂酸酯

sorbitan monostearate

山梨醇酐单硬脂酸酯

production line and technology for manufacturing phthalic anhydride

苯酐生产技术及设备