Preparation of well-defined environmentally responsive polymer brushes on monolithic surface by two-step atom transfer radical polymerization method for HPLC

Polymer ◽  
2011 ◽  
Vol 52 (17) ◽  
pp. 3725-3731 ◽  
Author(s):  
Ying Shen ◽  
Li Qi ◽  
Xiaoyi Wei ◽  
Rongyue Zhang ◽  
Lanqun Mao
2016 ◽  
Vol 4 (19) ◽  
pp. 3247-3256 ◽  
Author(s):  
Lingdong Jiang ◽  
Héctor Bagán ◽  
Tripta Kamra ◽  
Tongchang Zhou ◽  
Lei Ye

Surface-initiated atom transfer radical polymerization and click chemistry are used to synthesize temperature-responsive polymer brushes for glycoprotein separation.


2016 ◽  
Vol 7 (16) ◽  
pp. 2858-2869 ◽  
Author(s):  
Bas G. P. van Ravensteijn ◽  
Willem K. Kegel

Combining chemically anisotropic colloids with Surface-Initiated ATRP enables for site-specific grafting of p(NIPAM) brushes. The resulting, partially grafted particles are employed as colloidal building blocks for finite-sized clusters.


2020 ◽  
pp. 152808372093038 ◽  
Author(s):  
Muhammad Mushtaq ◽  
Rahim Jindani ◽  
Amjad Farooq ◽  
Xin Li ◽  
Hina Saba ◽  
...  

Polylactic acid-based membranes received considerable attention due to its novel biocompatibility, renewability, and biodegradability. In this study, PLA electrospun nanofibrous membrane was prepared and 2-dimethylaminoethyl methacrylate (DMAEMA) was used as a monomer for surface grafting of polymer chains via the atom transfer radical polymerization method. Then the PLA nanofibers were quaternized by using bromoethane. The characterization of poly(DMAEMA) graft PLA nanofiber (poly(DMAEMA)-g-PLA) membranes was done by scanning electron microscopy, Fourier transform infrared spectroscopy, X-ray photoelectron spectroscopy, and energy dispersive X-ray spectroscopy. The results showed that the diameter of PLA nanofibers increased 15% as the concentration increased from 10% to 12% and then increased 23% as the concentration of PLA solution increased from 10% to 15%. But the regularity of average diameters is best achieved at 12% concentration.


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