ketene

用法例句

Photodissociation Dynamics of Ketene and Quantum Interference Effect in Collision-induced Energy Transfer for CO-HCI System;

乙烯酮的光解动力学研究和CO-HCI碰撞传能中的量子干涉效应实验研究

Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

以乙烯酮和丙酮为原料,用强酸性离子交换树脂代替浓硫酸作为催化剂,直接酯化合成乙酰丙酮的中间体乙酸异丙烯酯。

In this paper a process for preparing acetylacetone from acetone, which is abundant in China, via ketene is introduced.

由于生产技术等原因使得我国目前该产品在成本及质量上达不到国外进口产品水平 ,本文充分利用我国丰富的丙酮资源 ,开发了以丙酮为原料的乙烯酮法制乙酰丙酮工艺。

A Platform chemical compound of multpurpose——diketene;

用途广泛的平台化合物——双乙烯酮

Application of diketene in field of pesticide;

双乙烯酮在农药领域的应用

Study on the synthesis and properties of polyketene azo pigment;

聚乙烯酮偶氮颜料的合成与性能研究

REACTION OF CYCLOKETONE,ACETYLACETONE AND ACETYLACETIC ESTER WITH KETENE OR ACETIC ANHYDRIDE IN THE PRESENCL OF COPPER SULFATE

硫酸铜催化下乙烯酮、乙酐与环酮、戊二酮及乙酰乙酸乙酯的反应

Mathematic Modeling of Industrial Process of Producing Ketene by Cracking Acetic Acid;

醋酸裂解制乙烯酮工业过程数学模拟

New Synthetic Method of (Z)-Ketene Selenothioacetales;

合成(Z)-乙烯酮缩硒硫醇的新方法

Quantum Chemistry Study on the Reaction Mechenism of Ketene with H and CN Free Radicals;

乙烯酮与H、CN自由基反应机理的量子化学研究

pregnenolone acetylsalicylate

乙酰水杨酸孕烯醇酮

CATALYTIC SYNTHESIS OF BENZALACETONE WITH POLYVINYL CHLORIDE--POLYETHYLENE POLYAMINE RESIN;

聚氯乙烯—多乙烯多胺树脂催化合成苄叉丙酮

acetoxyp regnenolone

(抗关节炎药) 乙酰氧基孕烯醇酮

STUDIES OF ETHYNYLATION OF ESTRA-4,9-DIENE-3,17-DIONE

雌甾-4,9-二烯-3,17-二酮乙炔化反应的研究

Study of New Technology in Synthesis of N-Vinylpyrrolidone;

N—乙烯基吡咯烷酮合成新工艺研究

Enantioselective Hydrolysis of HMPC Acetate by Microbial Method;

微生物法选择性水解烯丙醇酮乙酸酯

Market Analysis of Polyvinyl Pyrrolidone;

国内外聚乙烯吡咯烷酮供需现状分析

Capability,Synthetic and Application of the PVP

聚乙烯吡咯烷酮(PVP)的性能、合成及应用

Flavonoids and stilbenes from Smilax china

菝葜中黄酮和二苯乙烯类成分的研究

Study on the Property of Methyl ACRYLIG Acid Ester──Vinyl Pyrrol Idone Coating;

甲基丙烯酸酯-乙烯基吡咯烷酮亲水涂层的研究

Preparation of the Copolymer of Acrylate and N-Vinyl Pyrrolidone

丙烯酸钠与N-乙烯基吡咯烷酮共聚物的制备

AB INITIO STUDIES ON THE REACTION MECHANISM OF [2+2] CYCLOADDITION OF KETENE WITH ETHYLENE AND ACETYLENE

烯酮与乙烯或乙炔的[2+2]环加成反应机理的从头计算研究

Copolymerization of N-vinylpyrrolidone and N-vinylcaprolactam:Determination of Reactivity Ratio in Aqueous Solution

乙烯基吡咯烷酮与乙烯基己内酰胺水溶液共聚反应竞聚率的测定

Structure and properties of PVA/PVP composite hydrogels

聚乙烯醇/聚乙烯基吡咯烷酮复合水凝胶的结构与性能研究