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Reversible photoswitching aggregation and dissolution of spiropyran-functionalized copolymer and lig
Well-defined, reversibly light-responsive amphiphilic diblock copolymer grafted with spiropyran, was prepared by reversi......
A series of ABA triblock copolymers of poly(?-(2-methoxy ethoxy)esteryl-glutamate)-block-poly(ethylene glycol)-blockpoly......
Synthesis of telechelic trans-1,4-polyisoprenes(TPI: trans-structure > 95%) was evaluated based on two different methods......
Tandem Catalysis of One Metallocene Catalyst Combined with Two Different Cocatalysts for Preparing B
Tandem catalytic systems, consisting of ethylene bis(indenyl) zirconium dichloride with two different cocatalysts, alkyl......
The carbon–carbon couplings of 4,4’’-dibromo-p-terphenyl(DBTP) on Cu(110) surface have been investigated at a single ......
Novel Poly(methyl methacrylate)-based Ionomers Used as Multifunctional Aids to Modify Poly(vinyl chl
Poly(methyl methacrylate)(PMMA) based ionomers with different lanthanum(La(Ⅲ)) contents(PMMA-XLa) synthesized by free r......
Chemical effects in different aqueous solutions induced by plasma with glow discharge electrolysis (GDE) and contact gl......
THEORETICAL STUDIES ON THE STRUCTURES AND REACTIVITY OF SILYLENOIDS (Ⅰ)——STRUCTURES AND ISOMERIZATIO
The structures of silylenoid H<sub>2</sub>SiLiCl have been studied by RHF/3-21G gradient method. Three equilibrium state......
An open chain compound was obtained by reaction of benzil with thiocarbohy-drazide in acidic condition. Its derivative,......
N-2-Thiazolylacrylamide (NTA) was polymerized by a radical route to obtain the polymer in good yield. The polymer with a......
Novel interpenetrating polymer network (IPN) hydrogels based on konjac glucomannan (KGM) and poly(acrylic acid) (PAA) we......
Amine-catalyzed polycyclotrimerization of arylene bipropiolate:A metal-free and regioselective route
This paper presents a new synthetic route to hyperbranched polymer. An arylene bipropiolate monomer,dimethylmethylenebis......
The electron-withdrawing groups (EWGs) in the electrophilic alkenes employed in the Michael addition reaction are almost......
A new tripodal P,N ligand (C63H48N3O3P3) was prepared and characterized by elemental analysis, IR and single-crystal X-r......
Synthesis and Phase Behavior of Poly(1-alkyne) with Liquid Crystalline-induced Luminescence Enhancem
Poly(1-alkyne) with octoxy spacer -{[HC=C(CH2)8O-terphenyl-CN]}n-(PA8CN) and terphenyl liquid crystalline pendant was sy......
介绍了复合粉粒的发展现状，并对作为有机／无机复合粉粒重要基础原材料的聚合物微球及其生产进行了阐述和分析。指出开发聚合物粒子的......
利用羧基丁苯胶乳中试和工业试验提出的聚合釜的放大规律和试验数据，以工业化为目标，分析了聚合釜的传热和脱气釜的放大问题，比较了２０ｍ３、......
采用芘荧光探针，通过对比分析芘第一振动峰（I1，373nm处）和第三振动峰（I3，384nm处）的荧光强度之比（I1／I3）在不同乳化剂配比[m（AS）：m（OP）]、乳化剂用......
目的探讨弱光启动固化对三种临床常用的光同化后牙树脂（EcuSphere—Carat，EC；Fihek P60，P60；Tetric Ceram HB．HB）聚合收缩和表面硬度的影......
对聚丙烯的发展情况进行介绍，综述了丙烯与乙烯、丁烯、己烯等α-烯烃共聚反应的研究进展及其共聚物的性能，并指出我国共聚聚丙烯的......
用Ｎｉ－Ａｌ－Ｂ作催化剂，以制苯抽余油作溶剂，在１００ｍＬ小瓶和５Ｌ反应釜中进行了丁二烯聚合，并在相同条件下与重整抽余油为溶剂的实验结果进行了对比。......
利用红外光谱和固体核磁共振技术研究了ＣａＯ－ＳｉＯ２－Ｐ２Ｏ５－Ｈ２Ｏ系统的ＣＢＣ材料水化过程中阴离子聚合度的变化情况，结果表明：随水化进行，水化产物中与ＯＨＡｐ对应的－ＯＨ基吸收......
二氧化碳合成化学在发展对环境友好的新合成工艺和利用ＣＯ２制备附加价值较高的化工产品等方面的研究取得了重要进展，它有助于减少ＣＯ２对大气......
硅氧硅桥链的双核茂钛催化剂用于乙烯聚合的研究冯茹苏立明贺大为（中国科学院化学研究所北京１０００８０）王佰全田公路许善生周秀中（南开大......
用ＦＴＩＲ跟踪研究了由不同分子量聚氧化丙烯（ＰＰＯ）合成的氨酯丙烯酸酯树脂（ＵＡＲ）／环氧树脂同步互穿网络（ＳＩＮ）的生成动力学。结果表明，在聚合反应初期（转化率〈......
研究了胍基稀土硼氢化物 [Ph2NC（NCy）2]Ln（BH4）2 [Ph=C6H5, Cy=C6H11, Ln=Er（1）、Yb（2）]、 [（Me3Si）2NC（NCy）2]Ln（BH4）2 [Ln=Er（3）、 Yb（4）] 和 [（Me3S......
本文采用三氟乙醇与丙烯酰氯在催化剂4-二甲氨基吡啶（DMAP）的催化下酯化反应的方法，并以氯化亚铜为阻聚剂，制备了丙烯酸三氟乙酯单体，并......
脂肪酶催化的末端官能化聚酯合成是高分子合成领域中极具吸引力且发展非常迅速的重要技术：重点介绍引发剂法、终止剂法以及酶促化学......
通过降低聚合温度,调整复合引发剂配比、链转移剂用量,加入抗"鱼眼"剂等方法进一步优化了工艺配方,制备出"鱼眼"数少、树脂质量好......
STUDY ON THE POLYMERIZATION OF ACRYLONITRILE INITIATED BY POLYPROPYLENE-BASED VANADYL POLYIMIDODIACE
The present paper deals with the kinetics of polymerization of acrylonitrile （AN） initialed by the redox system of polypro......
介绍了Ｎ，Ｎ－二甲基乙基丙烯酰胺同丙烯酰胺水溶液的共聚合反应。利用共聚物组成微分方程重排，采用斜解式作图法测定了两单体竞聚率，试验数......
探讨了酰胺类聚羧酸系减水剂的合成工艺，设计采用聚醚胺（PN-220）和聚丙烯酸（PAA）为共聚单体，直接聚合制得减水剂．通过试验，就PAA的相对分子......
用原位缩聚的方法合成聚对苯二甲酸丙二酯/蒙脱土纳米复合材料(PTT/MMT),所得的材料为剥离型纳米复合材料.通过DSC等测试手段研究......
采用原位插层法制备了聚酰胺6（PA6）／有机蒙脱土（OMMT）纳米复合材料，详细探讨了OMMT、催化剂、助催化剂、温度、水含量、聚合时间等因素对......
本文综述了近年来电加热服装服饰内柔性加热元件的常用材料,包括基底材料和导电聚合物材料等;评述用于制备和表征柔性加热元件的常......
本文评述了间规聚苯乙烯（ｓＰＳ）的联合机理与工业化研究，介绍了茂金属催化剂和聚合反应器。强调要实现ｓＰＳ的工业化，尚需加强以聚合反应工艺和反......
