Atom transfer radical polymerization by solvent-stabilized (Me3TACN)FeX2: a practical access to reusable iron(ii) catalysts

2016 ◽  
Vol 7 (5) ◽  
pp. 1037-1048 ◽  
Author(s):  
So-ichiro Nakanishi ◽  
Mitsunobu Kawamura ◽  
Yusuke Sunada ◽  
Hideo Nagashima

A new Fe(ii) complex, (Me3TACN)FeBr2(κ-NCMe), was prepared as an efficient and reusable catalyst for atom transfer radical polymerization.

Nanomaterials ◽  
2019 ◽  
Vol 9 (10) ◽  
pp. 1443 ◽  
Author(s):  
Xin Li ◽  
Quan Feng ◽  
Dawei Li ◽  
Narh Christopher ◽  
Huizhen Ke ◽  
...  

The high catalytic activity of membrane-binding gold nanoparticles (AuNPs) makes its application in oxidation or reduction an attractive challenge. Herein, surface-functionalized bacterial cellulose (BC-poly(HEMA)) was successfully prepared with 2-hydroxyethyl methacrylate (HEMA) as monomers via the atom transfer radical polymerization (ATRP) method. BC-poly(HEMA) was further utilized as not only reducing agent but also carrier for uniform distribution of the AuNPs in the diameter of about 8 nm on the membrane surface during the synthesis stage. The synthesized AuNPs/BC-poly(HEMA) exhibited excellent catalytic activity and reusability for reducing 4-nitrophenol (4-NP) from NaBH4. The results proved that the catalytic performance of AuNPs/BC-poly(HEMA) was affected by the surrounding temperature and pH, and AuNPs/BC-poly(HEMA) maintained the extremely high catalytic activity of AuNPs/BC-poly(HEMA) even after 10 reuses. In addition, no 4-NP was detected in the degradation solution after being stored for 45 days. The reusable catalyst prepared by this work shows a potential industrial application prospect.


2010 ◽  
Vol 43 (9) ◽  
pp. 4133-4139 ◽  
Author(s):  
Jun Kamada ◽  
Kaloian Koynov ◽  
Cathrin Corten ◽  
Azhar Juhari ◽  
Jeong Ae Yoon ◽  
...  

2015 ◽  
Vol 54 (8) ◽  
pp. 2388-2392 ◽  
Author(s):  
Sangwoo Park ◽  
Paweł Chmielarz ◽  
Armando Gennaro ◽  
Krzysztof Matyjaszewski

2021 ◽  
Vol 57 (32) ◽  
pp. 3897-3900
Author(s):  
Boyu Zhao ◽  
Mahir Mohammed ◽  
Bryn A. Jones ◽  
Paul Wilson

‘Plug-and-play’ simplified electrochemical atom transfer radical polymerisation of PEGA480 under potentiostatic and galvanostatic conditions proceeds with very good control to conversions up to 83%.


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