乙烯基

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙基醚类化合物的三种主要制备方法乙炔法、脱卤化氢法和缩醛热解法。

Lead is also used in some seramic (ceramic) and vinol (vinyl) products, candles, hair colorings and other goods.

铅也可能被用于陶器，乙基产，蜡烛，染发剂和其他产。

Structure, mechanics, electricity, calorifics, radialization and chemicalproperties are reviewed for polyperfluoroethylene-propylene and tetrafluoroethylene perfluoroalkyl vinyl ether copolymer.

阐述了聚全氟乙和四氟乙全氟代烷基乙基醚共聚物的结构和力学热学、辐射、化学性能。

The bulk and solution photopolymerization of vinyl butyl ether were studied using diph-enyl-4-thiophenoxyphenyl sulfonium salt (DPTS) as photoinitiator.

以二苯基-4-苯基代苯基鎓盐(DPTS)为光引发剂,研究了乙基正丁醚的本体和溶液光聚合。

An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体,酸和乙酸乙酯为原料,通过乙基交换反应制备酸乙酯。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过一元羧酸和二乙基醚的反应,我们得到了一种新颖的酯缩醛结构子玻璃。

Thirteen new compounds of the alkyl styryl indoline spirobenzopyrans were synthesized from the condensation of 2-methylene indoline with the designed salicylaldehyde.

利用2-亚甲基吲哚啉和取代水杨醛缩合得到十三种新的烷基苯乙基吲哚啉螺苯并吡喃。

Ethyl phenylacrylate intermediate bringing a double bond was introduced first,which is subsequently transformed into triketone and then DCM was obtained with high purity.

采用具有烃骨架的β-苯基酸酯为中间体先引入双键,再经过三酮合环制备乙基吡喃。

Flame retardant vinyl ester resin using tetrabromo bisphenol A, epichlorohydrin, acrylic acid as raw materials was also synthesized, Its flame retardant property was excellent.

用四溴双酚A、环氧氯烷和酸为原料合成了阻燃型乙基酯树脂，其阻燃性能良好。

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

研究了由聚N-乙基甲酰胺的碱性水解得到的聚乙胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Dicyano 9,10 dihydro 9,10 ethenoanthracene(4) was synthesized by addition reation of acetylenedinitrile and anthracene. Concave tetrazaporphyrin has been obtained from the four molecules of 4.

乙炔二氰与蒽环加成反应合成了11,12-二氰-9,10-二氢-9,10-亚乙基蒽(4),4子4自身加成聚合制备了一种全新凹型四氮杂口卜啉结构化合物。