scholarly journals Correction: Stimuli responsive nanostructured porous network from triblock copolymer self-assemblies

2015 ◽  
Vol 6 (25) ◽  
pp. 4698-4698
Author(s):  
Zineb Mouline ◽  
Mona Semsarilar ◽  
Mihail Barboiu ◽  
Andre Deratani ◽  
Damien Quemener

Correction for ‘Stimuli responsive nanostructured porous network from triblock copolymer self-assemblies’ by Zineb Mouline, et al., Polym. Chem., 2015, 6, 2023–2028.

2015 ◽  
Vol 6 (11) ◽  
pp. 2023-2028 ◽  
Author(s):  
Zineb Mouline ◽  
Mona Semsarilar ◽  
Andre Deratani ◽  
Damien Quemener

Well controlled ABA triblock copolymer with pendent boronic acid groups is prepared using RAFT chemistry. The resulting flower like micelles in mixture of H2O/NMP forms stimuli responsive porous network.


2003 ◽  
Vol 775 ◽  
Author(s):  
G.V.Rama Rao ◽  
Qiang Fu ◽  
Linnea K. Ista ◽  
Huifang Xu ◽  
S. Balamurugan ◽  
...  

AbstractThis study details development of hybrid mesoporous materials in which molecular transport through mesopores can be precisely controlled and reversibly modulated. Mesoporous silica materials formed by surfactant templating were modified by surface initiated atom transfer radical polymerization of poly(N-isopropyl acrylamide) (PNIPAAm) a stimuli responsive polymer (SRP) within the porous network. Thermo gravimetric analysis and FTIR spectroscopy were used to confirm the presence of PNIPAAm on the silica surface. Nitrogen porosimetry, transmission electron microscopy and X-ray diffraction analyses confirmed that polymerization occurred uniformly within the porous network. Uptake and release of fluorescent dyes from the particles was monitored by spectrofluorimetry and scanning laser confocal microscopy. Results suggest that the presence of PNIPAAm, a SRP, in the porous network can be used to modulate the transport of aqueous solutes. At low temperature, (e.g., room temperature) the PNIPAAm is hydrated and extended and inhibits transport of analytes; at higher temperatures (e.g., 50°C) it is hydrophobic and is collapsed within the pore network, thus allowing solute diffusion into or out of the mesoporous silica. The transition form hydrophilic to hydrophobic state on polymer grafted mesoporous membranes was determined by contact angle measurements. This work has implications for the development of materials for the selective control of transport of molecular solutes in a variety of applications.


2019 ◽  
Vol 4 (1) ◽  
pp. 91-102 ◽  
Author(s):  
Ryan T. Shafranek ◽  
Joel D. Leger ◽  
Song Zhang ◽  
Munira Khalil ◽  
Xiaodan Gu ◽  
...  

Directed self-assembly in polymeric hydrogels allows tunability of thermal response and viscoelastic properties.


Soft Matter ◽  
2015 ◽  
Vol 11 (24) ◽  
pp. 4830-4839 ◽  
Author(s):  
Lichun Song ◽  
Hui Sun ◽  
Xiaolu Chen ◽  
Xia Han ◽  
Honglai Liu

This work reports on the aqueous stimuli-responsive behaviors of an ABA triblock copolymer, a BAB triblock copolymer, an AB diblock copolymer and citrate-based gold nanoparticles decorated with AB diblock copolymers.


2017 ◽  
Vol 5 (25) ◽  
pp. 5027-5036 ◽  
Author(s):  
Johnson V. John ◽  
Saji Uthaman ◽  
Rimesh Augustine ◽  
Hongyu Chen ◽  
In-Kyu Park ◽  
...  

p(His)-S-S-polyurethane-S-S-p(His) triblock copolymer nanodaisies exhibit efficient pH and glutathione responsive doxorubicin releasing behaviours under physiological conditions.


2002 ◽  
Vol 35 (26) ◽  
pp. 9748-9755 ◽  
Author(s):  
Jean-François Gohy ◽  
Bas G. G. Lohmeijer ◽  
Sunil K. Varshney ◽  
Brigitte Décamps ◽  
Eric Leroy ◽  
...  

2017 ◽  
Vol 41 (21) ◽  
pp. 12777-12788 ◽  
Author(s):  
Mojtaba Abbasian ◽  
Farideh Mahmoodzadeh ◽  
Roya Salehi ◽  
Ahmad Amirshaghaghi

The combination of photothermal therapy and chemotherapy, when carefully planned, has been shown to be an effective cancer treatment option clinically and preclinically.


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