Precise synthesis of UCST-type amphiphilic diblock copolymers with pendant imidazolium ionic liquid segments and their thermosensitive physical gelation at extremely low concentrations in water

2018 ◽  
Vol 9 (41) ◽  
pp. 5080-5085 ◽  
Author(s):  
Daichi Yokota ◽  
Arihiro Kanazawa ◽  
Sadahito Aoshima
Keyword(s):  
Ionic Liquid ◽  
Cationic Polymerization ◽  
Diblock Copolymers ◽  
Imidazolium Ionic Liquid ◽  
Living Cationic Polymerization ◽  
Polymer Reaction ◽  
Low Concentrations ◽  
Gelation Behavior ◽  
Physical Gelation ◽  
Amphiphilic Diblock Copolymers

UCST-type amphiphilic diblock copolymers were synthesized via living cationic polymerization and subsequent polymer reaction and they exhibited thermosensitive physical gelation behavior at an extremely low concentration in water.

scholarly journals Precise synthesis of amphiphilic diblock copolymers consisting of various ionic liquid-type segments and their influence on physical gelation behavior in water

RSC Advances ◽  
2020 ◽  
Vol 10 (69) ◽  
pp. 42378-42387
Author(s):  
Daichi Yokota ◽  
Arihiro Kanazawa ◽  
Sadahito Aoshima
Keyword(s):  
Ionic Liquid ◽  
Cationic Polymerization ◽  
Diblock Copolymers ◽  
Vinyl Ethers ◽  
Imidazolium Salt ◽  
Living Cationic Polymerization ◽  
Gelation Behavior ◽  
Physical Gelation ◽  
Liquid Type ◽  
Amphiphilic Diblock Copolymers

Amphiphilic diblock copolymers of hydrophobic and imidazolium salt-containing vinyl ethers were synthesized via living cationic polymerization. The influence of hydrophobic and the ionic-liquid moieties on physical gelation in water was examined.

Ultrafast and green ionic liquid-mediated controlled cationic polymerization towards amphiphilic diblock copolymers

2021 ◽  
Author(s):  
Devendra Kumar ◽  
Sk Arif Mohammad ◽  
Md Mehboob Alam ◽  
Sanjib Banerjee
Keyword(s):  
Ionic Liquid ◽  
Ionic Liquids ◽  
Ambient Temperature ◽  
Cationic Polymerization ◽  
Diblock Copolymers ◽  
Polymerization Reaction ◽  
Amphiphilic Diblock Copolymers

Ionic liquids (ILs) have gained lot of interest in recent years for use as solvents in organic transformation/polymerization reaction. However, gaining control over ambient temperature polymerization would expand the utility...

Stimuli-Responsive Diblock Copolymers by Living Cationic Polymerization:  Precision Synthesis and Highly Sensitive Physical Gelation

2004 ◽  
Vol 37 (2) ◽  
pp. 336-343 ◽  
Author(s):  
Shinji Sugihara ◽  
Kiyotaka Hashimoto ◽  
Satoshi Okabe ◽  
Mitsuhiro Shibayama ◽  
Shokyoku Kanaoka ◽  
...  
Keyword(s):  
Cationic Polymerization ◽  
Diblock Copolymers ◽  
Stimuli Responsive ◽  
Living Cationic Polymerization ◽  
Highly Sensitive ◽  
Physical Gelation ◽  
Precision Synthesis

Synthesis and Self-Association of Stimuli-Responsive Diblock Copolymers by Living Cationic Polymerization

2004 ◽  
Vol 215 (1) ◽  
pp. 151-164 ◽  
Author(s):  
Sadahito Aoshima ◽  
Shinji Sugihara ◽  
Mitsuhiro Shibayama ◽  
Shokyoku Kanaoka
Keyword(s):  
Cationic Polymerization ◽  
Diblock Copolymers ◽  
Stimuli Responsive ◽  
Living Cationic Polymerization ◽  
Self Association
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