丙烯酸的

A series of acrylic resins were synthesized by using ditertiary butyl peroxide as a free radical initiator and 2-mercaptoethanol as a chain transfer agent.

以过氧化二叔丁基为自由基引发剂、巯基乙醇为链转移剂，合成了高固体分、低粘度的羟基丙烯酸树脂，其粘度在1000mPa·s以下，固体分高达65%～70%。

Objective To evaluate the efficacy of treatment of dural arteriovenous fistulaby transarterial embolization with low dose of N-butyl-2-cyanoacrylate.

目的探讨经动脉途径以低浓度氰基丙烯酸正丁酯栓塞治疗硬脑膜动静脉瘘的技术方法和疗效。

An acid dyeable polyacrylonitrile blend fiber was prepared by blending polyacrylontrile and a copolymer syn-thesized from trihydroxy methyl-aminomethane containing basic groups and acrylonitrile raonomr via wet spinning process.

用含有碱性基团的丙烯酸氨基酯与丙烯腈单体共聚，其共聚物与聚丙烯腈共混，经湿法纺丝制备酸性染料可染PAN共混纤维。

Objective To assess the embolic effects and biocompatibility of Eudragit mixture, a new liquid embolic agent.

目的评价新型血管内栓塞材料甲基丙烯酸共聚物的生物相容性和栓塞效果。

Under the condition of 80℃ and lauryl sodium sulfide was used as the emulsor, organosilicone prepolymer and arcylic ester (mass ratio was 8%)were copolymerised, the arcylic resin emulsion modified by organosilicone was obtained.

张晓镭，强国强，沈鹏程，紫外光固化硅丙树脂皮革涂饰剂的研究十二烷基硫酸钠为乳化剂，80℃条件下，m∶m=4∶50进行共聚，得到有机硅改性丙烯酸树脂乳液。

In this thesis, the polymerization of triblock copolymer of styrene-butadiene-methyl methacrylate was carried out in glass flask ,with n-BuLi as initiator, 1,1-diphenylethylene as capping agent and Lithium 2(2-methoxyethoxy) ethoxide as additive.

本论文以n-BuLi为引发剂、1，1-二苯基乙烯为戴帽剂、2-(2-甲氧基乙氧基)乙氧基锂为添加剂，对玻璃聚合瓶中非极性-极性三嵌段共聚物聚苯乙烯—聚丁二烯—聚甲基丙烯酸甲酯的合成进行了研究。

This article reports a new kind of copolymer, non polar polar terpolymer : poly(styrene-butadiene-methyl methacrylate ) P(S-b-B-b-MMA prepared by anionic polymerization with n BuLi as initiator, 1,1 diphenylethylene as capping agent and lithium 2-(-methoxyethoxy) ethoxide as complex agent.

以正丁基锂为引发剂， 1 ，1-二苯基乙烯为戴帽剂， 2-(2-甲氧基乙氧基)乙氧基锂为络合剂，在环己烷、四氢呋喃混合溶剂中，采用阴离子聚合法，于－70℃～－40℃合成了非极性-极性的三嵌段共聚物聚苯乙烯-聚丁二烯-聚甲基丙烯酸甲酯，并借用GPC、1H-NMR、DSC、TEM、IR等仪器对共聚物进行了表征。

Our main products category has chloride (pivaloyl chloride, acetyl chloride, Propionyl chloride, methyl acryloyl chloride, butyl chloride, 2 - furyl chloride already chloride, acryloyl chloride, is amyl chloride, etc.) and acids (positive acid, pivalate, propionate, acetic acid, methyl acrylate, 2 - furoic acid, etc.) and so on dozens of products.

我公司主要生产的产品有酰氯类（特戊酰氯、乙酰氯、丙酰氯、甲基丙烯酰氯、正丁酰氯、2-呋喃甲酰氯、己酰氯、丙烯酰氯、正戊酰氯等）和酸类（正丁酸、特戊酸、丙酸、乙酸、甲基丙烯酸、2-呋喃甲酸等）等几十种产品。

The yields of compounds 1, 2, 3, 4, and 5 based on furoin were 99.3%, 96.5%, 98.0% 99.4% and 98.7%, respectively.

醋酸糠偶姻酯(1)、月桂酸糠偶姻酯(2)、苯甲酸糠偶姻酯(3)、α-呋喃甲酸糠偶姻酯(4)和3-α-呋喃丙烯酸糠偶姻酯(5)的收率以糠偶姻计算，分别为99.3%、96.5%、98.0%、99.4%和98.7%。

Lucite and Plexiglas are trademarks used for glasslike acrylic materials.

卢西特和普列克斯玻璃是玻璃状丙烯酸材料的商标名。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。