Toward the two-step microdynamic phase transition mechanism of an oligo(ethylene glycol)methacrylate-based copolymer with a LCST-type poly(ionic liquid) block

2017 ◽  
Vol 19 (28) ◽  
pp. 18556-18564 ◽  
Author(s):  
Yalan Dai ◽  
Peiyi Wu

PMEO2MA-b-P[P4,4,4,4][SS] exhibits a two-step microdynamic aggregation process upon heating, but only one LCST-type transition point from the macroscopic perspective.

2015 ◽  
Vol 17 (38) ◽  
pp. 25525-25535 ◽  
Author(s):  
Yuanyuan Zhou ◽  
Hui Tang ◽  
Peiyi Wu

Thermodynamic volume phase transition mechanisms of poly[oligo(ethylene glycol)methacrylate] (POEGMA) microgels with poly(ionic liquid) (PIL) cross-linking moieties were investigated in detail on the basis of Fourier transform infrared (FTIR) spectroscopy.


2017 ◽  
Vol 19 (45) ◽  
pp. 30804-30813 ◽  
Author(s):  
Yingna Zhang ◽  
Hui Tang ◽  
Peiyi Wu

Schematic illustration of the phase transition mechanism of the P(OEGMA-co-BVIm[SCN]) copolymer.


2018 ◽  
Vol 54 (77) ◽  
pp. 10909-10912 ◽  
Author(s):  
Zhen Jiang ◽  
Ronny Javier Pibaque Sanchez ◽  
Idriss Blakey ◽  
Andrew K. Whittaker

We present a new type of anisotropic oligo(ethylene glycol) methacrylate hydrogel with multi-responsive and programmable 3D deformation behaviour.


2018 ◽  
Vol 9 (21) ◽  
pp. 2887-2896 ◽  
Author(s):  
Shoumin Chen ◽  
Xuezhen Lin ◽  
Zhenghao Zhai ◽  
Ruyue Lan ◽  
Jin Li ◽  
...  

A class of poly(ionic liquid) microgels exhibiting CO2-switchable temperature-responsive volume phase transition behavior have been synthesized and used for CO2 fixation.


2016 ◽  
Vol 7 (10) ◽  
pp. 1913-1921 ◽  
Author(s):  
Yefei Tian ◽  
Shanshan Bian ◽  
Wuli Yang

We developed a redox degradable P(MEO2MA-s-s-OEGMA) nanogel with tunable volume phase transition temperature for drug delivery via precipitation polymerization using a disulfide-containing crosslinker.


2017 ◽  
Vol 8 (5) ◽  
pp. 910-917 ◽  
Author(s):  
Mona M. Obadia ◽  
Antoine Jourdain ◽  
Anatoli Serghei ◽  
Taichi Ikeda ◽  
Eric Drockenmuller

We report the synthesis and in-depth characterization of two novel poly(ionic liquid)s having poly(ethylene glycol) main chains and side chains having either one or two 1,2,3-triazolium cations with triethylene glycol spacers and bis(trifluoromethylsulfonyl)imide counter anion(s).


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