Polymer Science News

Highly functional ellipsoidal block copolymer nanoparticles: a generalized approach to nanostructured chemical ordering in phase separated colloidal particles

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 10:04

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01817G, PaperB. V. K. J. Schmidt, C. X. Wang, S. Kraemer, L. A. Connal, D. Klinger
Spatially controlled introduction of chemical functionalities into ellipsoidal block copolymer nanoparticles is achieved through pre- and post-assembly strategies.
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Acrylate-Based Poly-High Internal Phase Emulsions for Effective Enzymes Immobilization and Activity Retention: from Computationally-Assisted Synthesis to Pharmaceutical Applications

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 09:03
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01626C, PaperGiuseppe Tripodo, Giorgio Marrubini, Marco Corti, Gloria Brusotti, Chiara Milanese, Milena Sorrenti, Laura Catenacci, Gabriella Massolini, Enrica Calleri
This paper focuses on the synthesis of innovative functional materials made by the polymerization of high internal phase emulsions (HIPEs) for the bioconjugation of active molecules. Applying a computational method,...
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Fully recoverable rigid shape memory foam based on copper-catalyzed azide-alkyne cycloaddition (CuAAC) using a salt leaching technique

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 07:00
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01121K, PaperAbeer A Alzahrani, Mohand Saed, Christopher M. Yakacki, Han Byul Song, Nancy Sowan, Joshua Walston, Parag K Shah, Matthew McBride, Jeffrey Stansbury, Christopher N Bowman
This study is the first to employ the use of the copper-catalyzed azide-alkyne cycloaddition (CuAAC) polymerization to form a tough and stiff, porous material from a well-defined network possessing a...
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A Light-mediated Metal-free Atom Transfer Radical Chain Transfer Reaction for the Controlled Hydrogenation of Poly(vinylidene fluoride-chlorotrifluoroethylene)

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 07:00
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01870C, PaperShaobo Tan, Yifei Zhao, Wanwan Zhang, Pin Gao, Weiwei Zhu, Zhicheng Zhang
A light-mediated metal-free atom transfer radical chain transfer reaction (ATRCT) strategy is proposed for the controlled hydrogenation of poly(vinylidene fluoride-chlorotrifluoroethylene) (P(VDF-CTFE)) in present work. In this process, C-Cl bonds on...
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Synthesis of sequence-controlled in-chain alkynyl/tertiary amino dual-functionalized terpolymer via living anionic polymerization

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 06:00
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01837A, PaperLincan Yang, Hongwei Ma, Li Han, Xinyu Hao, Pibo Liu, Heyu Shen, Yang Li
The alkynyl-functionalized 1,1-diphenylethylene (DPE) derivative DPE-yne was incorporated into a polymer chain through living anionic polymerization (LAP). An unanticipated coupling reaction occurred and could be restrained by extra feeding of...
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Dimensionally controlled water-dispersible amplifying fluorescent polymer nanoparticles for selective detection of charge-neutral analytes

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 06:00

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY01582H, PaperSuyong Shin, Jeewoo Lim, Ming-Long Gu, Chin-Yang Yu, Mooncheol Hong, Kookheon Char, Tae-Lim Choi
Fluorescent nanoparticles composed of poly(p-phenylenevinylene) block copolymers were prepared by the facile one-step process and exhibited discriminative detection of neutral explosives against charged molecules.
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Aluminium-Catalyzed Terpolymerization of Furfuryl Glycidyl Ether with Epichlorohydrin and Ethylene Oxide: Synthesis of Thermoreversible Polyepichlorohydrin Elastomers with Furan/Maleimide Covalent Crosslinks

RSC - Polym. Chem. latest articles - Wed, 11/29/2017 - 06:00
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01516J, PaperMing Deng, Fang Guo, Daohong Liao, Zhaomin Hou, Yang Li
By use of an alkylaluminium catalyst system i-Bu3Al/H3PO4/1,8-Diazabicyclo[5.4.0]undec-7-ene (DBU), the random copolymerization and terpolymerization of furfuryl glycidyl ether (FGE) with epichlorohydrin (ECH) and ethylene oxide (EO) have been achieved for...
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Effective macrophage delivery using RAFT copolymer derived nanoparticles

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 13:30
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01363A, PaperKatherine Montgomery, Robert Davidson, Benjamin Cao, Brenda Williams, Gregory Simpson, Susie Nilsson, John Chiefari, Matthew Fuchter
Reversible addition fragmentation chain transfer (RAFT) polymerisation provides a highly controlled means to assemble copolymers of different architectures for a variety of applications, including drug delivery. Polymers consisting of a...
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Categories: Polymer Science News

Macrocycle-based topological azo-polymers: facile synthesis and unusual photoresponsive properties

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 13:30

Polym. Chem., 2017, 8,7133-7142
DOI: 10.1039/C6PY01743F, PaperLiang Ding, Wei Song, Ruiyu Jiang, Lei Zhu
Macrocycle-based topological azo-polymers with unusual photosensitive properties were synthesized via a selective acyclic diene metathesis polymerization of different monomers using an acrylate-functionalized cyclic azo-polymer as a chain stopper prepared from a linear precursor by "click" cyclization reaction, which will open a new perspective in photoinduced materials.
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Correction: The effect of ligand, solvent and Cu(0) source on the efficient polymerization of polyether acrylates and methacrylates in aqueous and organic media

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 05:25
Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY90191G, Correction Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Alexandre Simula, Vasiliki Nikolaou, Fehaid Alsubaie, Athina Anastasaki, David M. Haddleton
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Correction: Copper(II) gluconate (a non-toxic food supplement/dietary aid) as a precursor catalyst for effective photo-induced living radical polymerisation of acrylates

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 04:23
Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY90190A, Correction Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Vasiliki Nikolaou, Athina Anastasaki, Fehaid Alsubaie, Alexandre Simula, David J. Fox, David M. Haddleton
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Correction: Synthesis of well-defined [small alpha],[small omega]-telechelic multiblock copolymers in aqueous medium: in situ generation of [small alpha],[small omega]-diols

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 04:23
Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY90189E, Correction Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Alexandre Simula, Vasiliki Nikolaou, Athina Anastasaki, Fehaid Alsubaie, Gabit Nurumbetov, Paul Wilson, Kristian Kempe, David M. Haddleton
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Synthesis and characterization of amphiphilic miktoarm star polymers based on sydnone-maleimide double cycloaddition

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 04:23
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01476G, PaperJing Zhang, Qinzhong Zhang, Shuaifeng Zhou, Yuping Liu, Wei Huang
A new approach to synthesizing amphiphilic miktoarm star polymers (MPEG)2(PCL)2 based on sydnone-maleimide double cycloaddition (SMDC) was investigated using "coupling-onto", "in-out" and "one-pot" methods. The double 1,3-dipolar cyclo adduct could...
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A simple, modular synthesis of bifunctional peptide-polynorbornenes for apoptosis induction and fluorescence imaging of cancer cells

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 04:23
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01730H, PaperNan Xie, Ke Feng, Jianqun Shao, Bin Chen, Chen-Ho Tung, Li-Zhu Wu
Bifunctional peptide-polynorbornenes, comprised of four modules, D-enantiomeric, protease-resistant sequence D[KLAKLAK]2 peptide as the anticancer motif, cell-penetrating peptide TAT sequence as the "transmission adapter", red fluorescence RhB as the imaging reporter,...
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Main-chain benzoxazine precursor block copolymers

RSC - Polym. Chem. latest articles - Tue, 11/28/2017 - 04:23
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01873H, PaperZeynep Deliballi, Baris Kiskan, Yusuf Yagci
A novel strategy for the preparation of block copolymers of polymeric benzoxazine precursors with polyetheramines by one-pot two-step or stepwise pathways is described. The method pertains to the use of...
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Polymerizations in oil-in-oil emulsions using 2D nanoparticle surfactants

RSC - Polym. Chem. latest articles - Mon, 11/27/2017 - 11:47

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01819C, CommunicationBradley J. Rodier, Al de Leon, Christina Hemmingsen, Emily Pentzer
Oil-in-oil emulsions are especially attractive for compartmentalized reactions with water-sensitive monomers which cannot be used with traditional oil/water emulsions.
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Thermo-responsive Polyurethane Organogel for Norfloxacin Delivery

RSC - Polym. Chem. latest articles - Mon, 11/27/2017 - 08:43
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01803G, PaperDe-E Liu, Qixian Chen, Yu-Bo Long, Jianbiao Ma, Hui Gao
To overcome the constraints presented by the conventional hydrogel-based skin patch, including poor transdermal penetration activity and reluctant release of the encapsulated lipophilic drugs, a facile organogel constitute of amphiphilic...
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Categories: Polymer Science News

Polyallene-Based Amphiphilic Triblock Copolymer via Successive Free Radical Polymerization and ATRP

RSC - Polym. Chem. latest articles - Mon, 11/27/2017 - 06:42
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01407D, PaperAishun Ding, Guolin Lu, Hao Guo, Xiaoyu Huang
A new ABA amphiphilic triblock copolymer, comprising double-bond-containing poly(phenoxyallene) (PPOA) and poly(oligo(ethylene glycol) methyl ether methacrylate) (POEGMM) segments, was synthesized by a combination of conventional free radical polymerization, atom transfer...
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Photochemical Regulation of a Redox-Active Olefin Polymerization Catalyst: Controlling Polyethylene Microstructure with Visible Light

RSC - Polym. Chem. latest articles - Mon, 11/27/2017 - 06:42
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01836C, CommunicationJordan Kaiser, William Curtis Anderson, Brian K Long
The ability to control polymerizations via external stimuli has become a burgeoning field of research. Herein, we will demonstrate that polyethylene microstructure may be tailored via a redox-active olefin polymerization...
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Ultra-fast aqueous polymerisation of acrylamides by high power visible light direct photoactivation RAFT polymerisation

RSC - Polym. Chem. latest articles - Mon, 11/27/2017 - 05:42
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01752A, PaperReece Lewis, Richard A Evans, Nino Malic, Kei Saito, Neil R Cameron
The effect of visible LED power ([small lambda]max = 402 nm, 451 nm) on kinetics and control of direct photoactivation RAFT polymerisations of acrylamide and dimethylacrylamide are investigated. By increasing power...
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