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1)  polycations
聚合阳离子
2)  cationic polymerization
阳离子聚合
1.
Reaction order of TiCl 4 in cationic polymerization of isobutylene in the presence of the reagents containing nitrogen;
含氮试剂调节异丁烯阳离子聚合中TiCl_4的反应级数
2.
Study on mechanism of third component in cationic polymerization system of isobutylene;
第三组分在异丁烯阳离子聚合体系中的作用机理研究
3.
Then using this polymer as grafting agent,a novel branched polymer that each arm of star-shaped PS-b-PI contained several polyisobutylene was prepared via cationic polymerization.
然后以此星形大分子作为接枝剂,通过阳离子聚合,合成了一种在每个星形大分子的臂上接枝几个聚异丁烯的新型支化聚合物,并对其进行了GPC、1H-NMR、FT-IR等分析表征,讨论了不同的加料顺序对其的影响,1H-NMR结果表明其接枝效率达80%左右。
3)  Heteropolyacid
阳离子聚合
4)  Cation polymerization
阳离子聚合
1.
In present paper, the polyoxometalate of 12 - molybdophosphoric acid, with characteristic crystal structure of Keggin,was employed in the system of IBVE cation polymerization.
以具有特征Keggin晶体结构的金属多氧络合物——磷钼酸为主要催化剂,以三氯甲烷作 溶剂,室温引发异丁基乙烯基醚进行阳离子聚合,考察了特效稳定剂——十六烷基三甲基溴化铵对 谈反应体系的影响,并系统地比较了不同配比条件下进行阳离子聚合的引发效率。
2.
The existence of side reactions, the formation and elimination of oligomer cyclic ether (OCE) in the course of cation polymerization of epichlorohydrin are discussed, and the factors influence of the OCE's content in the product are analyzed by means of titration, gel permeation chromatography (GPCC) and MS.
详细讨论了阳离子聚合环氧氯丙烷的反应过程中,副反应的存在、产生机理及影响齐聚物含量的因素。
5)  cationic polymerization
正离子聚合,阳离子聚合
6)  cationic polymers
阳离子聚合物
1.
In this paper, the quaternary ammonium type cationic polymers prepared by our lab was used as emulsifier to emulsify AKD wax, and also PAC was used to increase the charge of the emulsion.
用自制季铵型阳离子聚合物复配乳化剂乳化AKD,研究了乳化时间、温度、搅拌速度以及乳化剂用量等因素对AKD乳液性能的影响。
2.
A new determination for hydrolysis degree of partly hydrolysis polyacrylamide was introduced in this study,which is based on the interaction between anionic polymers and cationic polymers.
提出了一种通过阴离子聚合物与阳离子聚合物间相互作用来测定部分水解聚丙烯酰胺(HPAM)水解度的新方法,可以避免由于滴定法终点判断不准对水解度检测造成的误差,所得到的标准曲线线性回归相关系数达到了0。
3.
Recent progress in synthesis of cationic polymers is reviewed in this paper.
对于阳离子聚合物的制备 ,分成两部分进行了简单综述。
补充资料:阳离子-阳离子干扰
分子式:
CAS号:

性质:火焰原子吸收光谱分析中,伴生阳离子对待测阳离子测定中信号的增强或抑制。它属于化学干扰;信号增强属于增感效应,信号被抑制属于干扰效应。如测定镁时铝存在可抑制镁的信号;测定铝时钛存在,可增强铝的信号。前者由于生成难解离的MgO·Al2O3,减少了镁的基态原子;后者是钛的亲氧能力比铝强,钛夺取了氧化铝中的氧,生成氧化钛,铝从氧化铝中释放出来。

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