scholarly journals Effects of Temperature on Chaotropic Anion-Induced Shape Transitions of Star Molecular Bottlebrushes with Heterografted Poly(ethylene oxide) and Poly(N,N-dialkylaminoethyl methacrylate) Side Chains in Acidic Water

Soft Matter ◽  
2021 ◽  
Author(s):  
Evan M. Lewoczko ◽  
Michael T. Kelly ◽  
Ethan Kent ◽  
Bin Zhao

This article reports a study of the effects of temperature on chaotropic anion (CA)-induced star-globule shape transitions in acidic water of three-arm star bottlebrushes composed of heterografted poly(ethylene oxide) (PEO)...

2001 ◽  
Vol 82 (3) ◽  
pp. 541-545 ◽  
Author(s):  
Xinling Wang ◽  
Bin Fang ◽  
Lei Wang ◽  
Xiaozhen Tang ◽  
Feng-Chih Chang

2012 ◽  
Vol 455-456 ◽  
pp. 600-605
Author(s):  
Sheng Hua Lv ◽  
Jian Ping Duan ◽  
Fang Li

Maleic anhydride modified polycarboxylates superplasticizes (MPC) was synthesized from allylic poly (ethylene oxide ether) (APEG), maleic anhydride (MAH), sodium methylallyl sulfonate (SMAS) using ammonium persulfate (APS) as initiator. The optimal MPC with best fluidity was got at 90 °C when molar ratio of MAH, APEG, SAMA was 2.75∶1∶0.4 in the present of 4.5 mol% APS of all the monomer molars. MPC which possessed hydroxyl terminated side chains shows some difference in fluidity retarding related to the conventional superplasticizers possessed methoxy terminated side chains.


2007 ◽  
Vol 40 (23) ◽  
pp. 8212-8219 ◽  
Author(s):  
Ying Zheng ◽  
Merlin L. Bruening ◽  
Gregory L. Baker

2014 ◽  
Vol 148 (1-2) ◽  
pp. 57-66 ◽  
Author(s):  
Andrea Vöge ◽  
Valadoula Deimede ◽  
Fotis Paloukis ◽  
Stylianos G. Neophytides ◽  
Joannis K. Kallitsis

2016 ◽  
Vol 7 (6) ◽  
pp. 1234-1238 ◽  
Author(s):  
Yinjuan Huang ◽  
Rui Yuan ◽  
Fugui Xu ◽  
Yiyong Mai ◽  
Xinliang Feng ◽  
...  

This study presents a unique ultra-large sheet formation through 1D to 2D hierarchical self-assembly of a rod–coil graft copolymer containing a rigid polyphenylene backbone tethered with flexible poly(ethylene oxide) side chains.


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