基本解释:硼酸酐
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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。NBk汉语字典
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。NBk汉语字典
Synthesis of anhydrides from acylchlorides under microwave irradiation;微波辐射下由酰氯合成酸酐NBk汉语字典
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NBk汉语字典
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。NBk汉语字典
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NBk汉语字典
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。NBk汉语字典
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。NBk汉语字典
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。NBk汉语字典
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。NBk汉语字典
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NBk汉语字典
sulphuric anhydride三氧化硫, 硫(酸)酐NBk汉语字典
sulphurous anhydride [ oxide ]二氧化硫, 亚硫酐NBk汉语字典
mixed or impregnated with borax.与硼酸混合,或注入硼酸。NBk汉语字典
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NBk汉语字典
A salt or an ester of boric acid.硼酸盐一种硼酸盐或硼酸酯NBk汉语字典
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。NBk汉语字典
The effect of borax ordered in 0.2%>0.3%.硼肥的效果是硼砂(0.2%)>硼砂(0.3%)。NBk汉语字典
Chemical reagent-Acetic anhydrideGB/T677-1992化学试剂乙酸酐NBk汉语字典
polyvinyl methyl ethermaleic anhydride聚乙烯甲基醚/马来酸酐NBk汉语字典
determination of hydroxyl value-acetic anhydride method羟值的测定-乙酐法NBk汉语字典
ethoxylated sorbitan羟乙基化山梨糖醇酐NBk汉语字典
sorbitan fatty acid ester山梨糖醇酐脂肪酸酯NBk汉语字典
xylitan monostearate木糖醇酐单硬脂酸酯NBk汉语字典
sorbitan monostearate山梨醇酐单硬脂酸酯NBk汉语字典
production line and technology for manufacturing phthalic anhydride苯酐生产技术及设备NBk汉语字典
