3,4-Polymerization of Isoprene by Using NSN- and NPN-Ligated Rare Earth Metal Precursors: Switching of Stereo Selectivity and Mechanism

2014 ◽  
Vol 47 (15) ◽  
pp. 4971-4978 ◽  
Author(s):  
Bo Liu ◽  
Lei Li ◽  
Guangping Sun ◽  
Jingyao Liu ◽  
Meiyan Wang ◽  
...  
Keyword(s):  
Rare Earth ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Metal Precursors ◽  
Stereo Selectivity

Coordination Polymerization of Renewable 3-Methylenecyclopentene with Rare-Earth-Metal Precursors

2017 ◽  
Vol 129 (16) ◽  
pp. 4631-4635 ◽  
Author(s):  
Bo Liu ◽  
Shihui Li ◽  
Meiyan Wang ◽  
Dongmei Cui
Keyword(s):  
Rare Earth ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Coordination Polymerization ◽  
Metal Precursors

Highly syndioselective coordination (co)polymerization of vinyl heteroaromatic monomers using rare-earth-metal complexes

2020 ◽  
Vol 11 (48) ◽  
pp. 7650-7655
Author(s):  
Tiantian Wang ◽  
Chunji Wu ◽  
Dongmei Cui
Keyword(s):  
Molecular Weight ◽  
Rare Earth ◽  
Metal Complexes ◽  
High Activity ◽  
High Molecular Weight ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Coordination Polymerization ◽  
Metal Precursors ◽  
Rare Earth Metal Complexes

This paper demonstrates the coordination polymerization of vinylbenzothiophene and its copolymerization with styrene with high activity and perfect syndioselectivity to give high molecular weight products by using rare-earth-metal precursors.

Stereo-selectivity switchable ROP of rac-β-butyrolactone initiated by salan-ligated rare-earth metal amide complexes: the key role of the substituents on ligand frameworks

2018 ◽  
Vol 54 (85) ◽  
pp. 11998-12001 ◽  
Author(s):  
Zhixing Zhuo ◽  
Chen Zhang ◽  
Yunjie Luo ◽  
Yaorong Wang ◽  
Yingming Yao ◽  
...  
Keyword(s):  
Rare Earth ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Stereo Selectivity

A series of novel salan-ligated rare-earth metal amide complexes were prepared and employed as initiators for the ROP of rac-β-butyrolactone (rac-BBL).

Highly Isoselective Coordination Polymerization ofortho-Methoxystyrene with β-Diketiminato Rare-Earth-Metal Precursors

2015 ◽  
Vol 54 (17) ◽  
pp. 5205-5209 ◽  
Author(s):  
Dongtao Liu ◽  
Changguang Yao ◽  
Rong Wang ◽  
Meiyan Wang ◽  
Zichuan Wang ◽  
...  
Keyword(s):  
Rare Earth ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Coordination Polymerization ◽  
Metal Precursors

Highly Isoselective Coordination Polymerization ofortho-Methoxystyrene with β-Diketiminato Rare-Earth-Metal Precursors

2015 ◽  
Vol 127 (17) ◽  
pp. 5294-5298 ◽  
Author(s):  
Dongtao Liu ◽  
Changguang Yao ◽  
Rong Wang ◽  
Meiyan Wang ◽  
Zichuan Wang ◽  
...  
Keyword(s):  
Rare Earth ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Coordination Polymerization ◽  
Metal Precursors

Rare earth metal bisamido complexes with an NNO tridentate ligand and catalytic activity for the selective polymerization of isoprene

2017 ◽  
Vol 41 (15) ◽  
pp. 7723-7728 ◽  
Author(s):  
Xiaoxia Gu ◽  
Shaowu Wang ◽  
Yun Wei ◽  
Xiancui Zhu ◽  
Shuangliu Zhou ◽  
...  
Keyword(s):  
Catalytic Activity ◽  
Rare Earth ◽  
Rare Earth Metal ◽  
Earth Metal ◽  
Tridentate Ligand ◽  
Stereo Selectivity

A series of rare earth metal bisamido complexes was synthesized, which could effectively initiate the polymerization of isoprene to afford polyisoprene with high regio- and stereo-selectivity in the presence of cocatalysts.

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