Synthesis and characterization of a novel ABA triblock copolymer via 4,4′-bis(trifluorovinyloxy)biphenyl and methyl methacrylate

2006 ◽  
Vol 44 (18) ◽  
pp. 5438-5444 ◽  
Author(s):  
Guolin Lu ◽  
Sen Zhang ◽  
Xiaoyu Huang
Langmuir ◽  
2005 ◽  
Vol 21 (24) ◽  
pp. 11026-11033 ◽  
Author(s):  
Chengming Li ◽  
Niklaas J. Buurma ◽  
Ihtshamul Haq ◽  
Colin Turner ◽  
Steven P. Armes ◽  
...  

2019 ◽  
Vol 10 (3) ◽  
pp. 36 ◽  
Author(s):  
Lübtow ◽  
Mrlik ◽  
Hahn ◽  
Altmann ◽  
Beudert ◽  
...  

The synthesis and characterization of an ABA triblock copolymer based on hydrophilic poly(2-methyl-2-oxazoline) (pMeOx) blocks A and a modestly hydrophobic poly(2-iso-butyl-2-oxazoline) (piBuOx) block B is described. Aqueous polymer solutions were prepared at different concentrations (1–20 wt %) and their thermogelling capability using visual observation was investigated at different temperatures ranging from 5 to 80 °C. As only a 20 wt % solution was found to undergo thermogelation, this concentration was investigated in more detail regarding its temperature-dependent viscoelastic profile utilizing various modes (strain or temperature sweep). The prepared hydrogels from this particular ABA triblock copolymer have interesting rheological and viscoelastic properties, such as reversible thermogelling and shear thinning, and may be used as bioink, which was supported by its very low cytotoxicity and initial printing experiments using the hydrogels. However, the soft character and low yield stress of the gels do not allow real 3D printing at this point.


2005 ◽  
Vol 38 (17) ◽  
pp. 7299-7305 ◽  
Author(s):  
Xiaoyu Huang ◽  
Guolin Lu ◽  
Dan Peng ◽  
Sen Zhang ◽  
Feng-ling Qing

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