High Molecular Weight Supramolecular Polymers Containing Both Terpyridine Metal Complexes and Ureidopyrimidinone Quadruple Hydrogen-Bonding Units in the Main Chain

2005 ◽  
Vol 127 (9) ◽  
pp. 2913-2921 ◽  
Author(s):  
Harald Hofmeier ◽  
Richard Hoogenboom ◽  
Marielle E. L. Wouters ◽  
Ulrich S. Schubert
Keyword(s):  
Molecular Weight ◽  
Hydrogen Bonding ◽  
Metal Complexes ◽  
High Molecular Weight ◽  
Main Chain ◽  
Supramolecular Polymers ◽  
Quadruple Hydrogen Bonding

A synthetic strategy toward isosorbide polycarbonate with a high molecular weight: the effect of intermolecular hydrogen bonding between isosorbide and metal chlorides

2019 ◽  
Vol 10 (24) ◽  
pp. 3380-3389 ◽  
Author(s):  
Ming Zhang ◽  
Wenqin Lai ◽  
Lili Su ◽  
Yu Lin ◽  
Guozhang Wu
Keyword(s):  
Molecular Weight ◽  
Hydrogen Bonding ◽  
High Molecular Weight ◽  
Diphenyl Carbonate ◽  
Intermolecular Hydrogen Bonding ◽  
Polycondensation Reaction ◽  
Metal Chlorides ◽  
Synthetic Strategy

Isosorbide polycarbonate (ISB-PC) was prepared by melt transesterification and polycondensation reaction by employing ISB and diphenyl carbonate (DPC) as monomers.

Bis(phenolate) N-heterocyclic carbene rare earth metal complexes: synthesis, characterization and applications in the polymerization of n-hexyl isocyanate

RSC Advances ◽  
2015 ◽  
Vol 5 (101) ◽  
pp. 83295-83303 ◽  
Author(s):  
Min Zhang ◽  
Jingjing Zhang ◽  
Xufeng Ni ◽  
Zhiquan Shen
Keyword(s):  
Molecular Weight ◽  
Rare Earth ◽  
Metal Complexes ◽  
High Molecular Weight ◽  
Molecular Weight Distribution ◽  
Rare Earth Metal ◽  
Weight Distribution ◽  
Earth Metal ◽  
Narrow Molecular Weight Distribution ◽  
Rare Earth Metal Complexes

Polyhexyl isocyanantes catalyzed by N-heterocyclic carbene rare earth metal complexes show high molecular weight with narrow molecular weight distribution.

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.

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