阳离子聚合
- 网络Cationic Polymerization;Cation Polymerization
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Cl2/TiCl4体系引发异丁基乙烯基醚阳离子聚合的研究Ⅲ.聚合反应的影响因素及反应活性
Cationic polymerization of IBVE initiated by Cl 2 / ticl 4 ⅲ . the effect of reaction conditions and living nature of polymerization
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因此利用这一现象作为荧光探针,考察了氧鎓盐光引发BVE的阳离子聚合过程。
This phenomenon may be used as a probe for studying the process of photo-induced initiated cationic polymerization of BVE .
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含氮类亲核试剂对异丁烯阳离子聚合的作用(II)&苯胺衍生物对异丁烯阳离子聚合体系的作用
Effect of N-Containing Nucleophiles on IB Carbocationic Polymerization ( II ) & Effect of Aniline Derivative on IB Carbocationic Polymerization
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1,3-戊二烯阳离子聚合引发体系(CH3)3SiCl/EtAlCl2的研究
Me_3sicl / etalcl_2 initiating system for cationic polymerization of 1 , 3-pentadiene
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GPC法研究异丁烯的阳离子聚合反应
Study on the Cationic Polyreaction of Isobutylene by Method of GPC
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含硅催化剂(CH3)3SiCl-AgClO4体系引发四氢呋喃阳离子聚合的研究
A study of the silicon based catalytic system ( ch_3 ) _3sicl-agclo_4on the THF cationic ring-opening polymerization
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Cl2/TiCl4体系引发α-甲基苯乙烯阳离子聚合的研究Ⅳ.聚合反应参数
An investigation on cationic polymerization of α - methylstyrene with cl_2 / ticl_4 initiator system ⅳ . polymerization parameters
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Cl2TiCl4体系引发IBVE活性阳离子聚合的研究Ⅳ.聚合反应机理
Cationic polymerization of IBVE initiated by cl_2 ticl_4 ⅳ . polymerization mechanism
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研究了以Al(OTf)3引发的1,3-戊二烯(PD)在二氯甲烷中的阳离子聚合引发过程。
Polymerizations of 1,3 pentadiene ( PD ) initiated by Al ( OTf ) 3 were carried out in methylene chloride at 20 ℃ .
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采用络合F-K酸作引发剂进行异丁烯阳离子聚合。
Ionic polymerization of isobutylene was carried out by using F-K acid as a catalyst .
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Cl2/TiCl4体系引发异丁烯阳离子聚合的研究
Study on the polymerization of IB by the cl_2 / ticl_4 initiating system
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报道了一类新型的离子型稀土乙腈配合物,Ln(CH3CN)9(AICl4)3·CH3CN,催化苯乙烯阳离子聚合的结果。
The cation polymerization of styrene catalyzed by a novel complex of Ln ( CH3CN ) 9 ( A1C14 ) 3 · CH3CN was studied .
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胶体滴定用标准阳离子聚合电解质P-DADMAC的合成及应用
Synthesis and Application of P-DADMAC & Standard Cationic Polyelectrolyte in Colloid Titration
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以BF3·OEt2为催化剂,在二氯乙烷中实现了其双开环阳离子聚合。
Its double ring opening cationic polymerization was carried out in dichloroethane by using BF 3 · OEt 2as catalyst .
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IBVE/Cl2/TiCl4/CH2Cl2体系阳离子聚合链转移终止机理的研究
The Mechanism of Chain Termination in the Cationic Polymerization of IBVE Initiated by Cl_2 / TiCl_4 / CH_2Cl_2 System
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这些聚合物一般是通过活性聚合方法得到的,如阴、阳离子聚合,可控开环聚合(CROP),原子转移自由基聚合(ATRP)与可逆加成-断裂链转移(RAFT)聚合。
These polymers are generally prepared by living polymerization , such as living cationic / anionic polymerization , cationic ring-opening polymerization ( CROP ), atom transfer radical polymerization ( ATRP ) and reversible addition – fragmentation transfer ( RAFT ) polymerization .
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以AlCl3、BF3·OEt2、TiCl4和AlBr3等Lewis酸为引发剂,在不同溶剂中(正己烷、二氯甲烷、甲苯)于30℃引发1,3-戊二烯阳离子聚合。
Cationic polymerizations of 1 , 3-pentadiene ( PD ) were initiated by various Lewis acids such as AlCl_3 , BF_3 . OEt_2 , AIBr_33 and TiCl_4 at 30 ℃ in n-hexane , methylene chloride and toluene respectively .
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以三氟甲基磺酸铝(CF3SO3)3Al为引发剂,正己烷为溶剂,通过阳离子聚合,合成了1,3-戊二烯-苯乙烯共聚物。
The copolymerization of 1 , 3-pentadiene ( PD ) and styrene ( St ) was carried out in n-hexane initiated by aluminium trifluoromethanesulfonate (( CF_3SO_3 ) _3Al ) . The copolymers were analysed and characterized by 1R ,  ̄ 1H NMR and SEC .
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催化剂三氟化硼乙醚在环醚类阳离子聚合中的一个性质
Boron trifluoride etherate catalyst in the cationic polymerization of cyclic ethers
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α-蒎烯阳离子聚合工艺的改进
Improvement on Production Process of Poly (α - pinene ) Resins
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荧光法测定水中阳离子聚合电解质的含量
Determination of the content of cationic polyelectrolytes in water by fluorometry
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氮杂环鎓盐协同辐射引发阳离子聚合研究
Study on radiation - induced cationic polymerization enhanced by pyridinium salts
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亲核试剂在可控阳离子聚合体系中起着重要作用,含氮类亲核试剂三乙胺,可以有效地控制阳离子聚合反应生成聚合物的分子质量,使聚合物的分子质量分布变窄,实现可控阳离子聚合。
Nucleophiles play an important role in controllable cationic polymerization systems .
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乙烯基阳离子聚合引发剂的新进展
Recent Progress in the Initiators of the Vinyl Cationic Polymerization
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endo-双环戊二烯阳离子聚合及聚合物链结构
Cationic Polymerization of endo-Dicyclopentadiene and Microstructure of the Polymers Chain of Immunology
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α-蒎烯阳离子聚合的二聚体研究
Study on the Dimers Formed in Cationic Polymerization of α - Pinene
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活性阳离子聚合法合成嵌段共聚物的研究进展
Development in Synthesis of Block Copolymer by Living Cationic Polymerization
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实现异丁基乙烯基醚活性阳离子聚合的一条有效途径
An Effective Approach to Achieving Living Cationic Polymerization of IBVE
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螺环原碳酸酯的单体合成及阳离子聚合
Synthesis and cationic polymerization of a new spiro orthocarbonate monomer
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利用荧光探针技术研究氧鎓盐光引发丁基乙烯基醚的阳离子聚合
Photo-initiated cationic polymerization of butyl vinyl ether ( bve ) by pyrylium salts