Polymer Science News

Tunable amphiphilic graft copolymers bearing fatty chains and polyoxazoline: synthesis and self-assembly behavior in solution

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 08:13
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00632B, PaperDavid RAYEROUX, Christophe Travelet, Vincent Lapinte, Redouane Borsali, Jean-Jacques Robin, Cecile Bouilhac
Amphiphilic graft copolymers composed of a methacrylate-based hydrophobic backbone with C11 pending chains end-capped by hydrophilic polyoxazoline (POx) blocks were successfully synthesized using the grafting-onto method by associating reverse addition...
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RAFT-mediated, visible light-initiated single unit monomer insertion and its application in the synthesis of sequence-defined polymers

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 06:12

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00713B, CommunicationChangkui Fu, Zixuan Huang, Craig J. Hawker, Graeme Moad, Jiangtao Xu, Cyrille Boyer
In this communication, we report a catalyst-free methodology for single unit monomer insertion (SUMI) into reversible addition-fragmentation chain transfer (RAFT) agents initiated by low intensity visible light.
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Interplay between crystallization and Diels-Alder reaction in biobased multiblock copolyesters possessing dynamic covalent bond

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 06:12
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00677B, PaperYang Zhang, Zehui Dai, Jiarui Han, Ting Li, Jun Xu, Bao-Hua Guo
A series of biobased poly(2,5-furandimethylene succinate)-b-poly(butylene succinate) (PFS-PBS) multiblock copolyesters containing furan in the polymer main chains was synthesized, in which the thermo-reversible network structures are established via furan/maleimide Diels-Alder...
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Microplasma-assisted rapid, chemical oxidant-free and controllable polymerization of dopamine for surface modification

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 05:11
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00805H, PaperZhe Wang, Chao Xu, Yuexiang Lu, Guoyu Wei, Gang Ye, Taoxiang Sun, Jing CHEN
The development of green, controllable and simple pathways for the rapid polymerization of dopamine is of great importance in the applications of polydopamine surface chemistry. Herein, we developed a green...
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Categories: Polymer Science News

Terpolymerization of Ethylene, Propylene with Isoprene via THF-Containing Half-Sandwich Scandium Catalysts: A New Kind of Ethylene-Propylene-Diene Rubber and its Functionalization

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 05:11
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00847C, PaperRui Tan, Zhenghai Shi, Fang Guo, Lv He, Li Han, Yang Li
The terpolymerization of ethylene, propylene with isoprene was performed catalyzed by half-sandwich scandium complexes (C5Me4SiMe3)Sc(CH2SiMe3)2(THF) (1) and [1,3-(Me2Si)2C9H5]Sc(CH2SiMe3)2 (THF) (2) in combination with 1 equiv of [Ph3C][B(C6F5)4]. The terpolymers with...
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A first study on copolymers of a methacrylate containing the 2-(hydroxyimino)aldehyde group and OEGMA. RAFT polymerization and assessment of thermal and photoresponsive polymer behavior.

RSC - Polym. Chem. latest articles - Fri, 06/23/2017 - 10:36
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00975E, PaperMartina Nardi, Francesca D'acunzo, Mariangela Clemente, Giampiero Proietti, Patrizia Gentili
We report the first synthesis of 4-[(hydroxyimino)aldehyde]butyl methacrylate and its RAFT copolymerization with oligo(ethylene glycol) monomethylether methacrylate. For comparison, 6-(hydroxyimino)hexyl methacrylate, containing a free oxime group, and 6-oxohexyl methacrylate, with...
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Synthesis of molecular brushes by telomerization

RSC - Polym. Chem. latest articles - Fri, 06/23/2017 - 08:36

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00875A, PaperCoralie Teulere, Renaud Nicolay
This work reports the straightforward synthesis of molecular brushes by telomerization from polythiol multifunctional macrotransfer agents.
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RAFT iniferter polymerization in miniemulsion using visible light

RSC - Polym. Chem. latest articles - Fri, 06/23/2017 - 06:36
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00939A, CommunicationKenward Jung, Cyrille Boyer, Per Bo Zetterlund
Methodology for the successful implementation of RAFT (4-cyano-4[(dodecylsulfanylthiocarbonyl)sulfanyl] pentanoic acid (CDTPA)) iniferter polymerization of butyl methacrylate in miniemulsion using visible light (green light; [small lambda]max = 530 nm) has been developed....
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Bio-inspired peptide decorated dendrimer for a robust antibacterial coating on hydroxyapatite

RSC - Polym. Chem. latest articles - Fri, 06/23/2017 - 06:36
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00811B, PaperYaping Gou, Xiao Yang, Libang He, Xinyuan Xu, Yanpeng Liu, Yuebo Liu, Yuan Gao, Qin Huang, Kunneng Liang, Chunmei Ding, Jiyao Li, Chang-Sheng Zhao, Jianshu Li
Bacterial colonization on implanted biomaterials remains a clinically significant problem. In order to achieve a relatively long-term antibacterial activity and reduce the incidence of infections associated with the use of...
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Introduction of anti-fouling coatings at the surface of supramolecular elastomeric materials via post-modification of reactive supramolecular additives

RSC - Polym. Chem. latest articles - Fri, 06/23/2017 - 04:34
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00801E, PaperOlga Goor, Joyce Brouns, Patricia Y. W. Dankers
Protein repellent coatings have been extensively studied to introduce anti-fouling properties at material surfaces. Here a covalent anti-fouling coating at the surface of supramolecular ureido-pyrimidinone (UPy) based materials introduced via...
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Categories: Polymer Science News

Functional Multisite Copolymers by One-Pot Sequential RAFT Copolymerization of Styrene and Maleic Anhydride

RSC - Polym. Chem. latest articles - Thu, 06/22/2017 - 11:27
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00787F, PaperGuillaume Moriceau, Guillaume Gody, Matthias Hartlieb, Joby Winn, Hyungsoo Kim, Antonio Mastrangelo, Tim Smith, Sebastien Perrier
Multisite copolymers with functionalizable units inserted at precise locations were synthesised by one-pot Reversible Addition-Fragmentation Chain-Transfer (RAFT) polymerization and sequential Single Monomer Unit Insertion (SMUI) and Chain Extension (ChainExt) using...
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Application of an addition-fragmentation-chain transfer monomer in di(meth)acrylate network formation to reduce polymerization shrinkage stress

RSC - Polym. Chem. latest articles - Wed, 06/21/2017 - 07:18

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00702G, PaperParag K. Shah, Jeffrey W. Stansbury, Christopher N. Bowman
Reduction in photopolymerization-induced shrinkage stress is achieved using an addition-fragmentation chain transfer moiety incorporated into a dimethacrylate monomer that participates in network formation with multifunctional (meth)acrylates.
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Aqueous Solution Behaviour of Novel Water-Soluble Amphiphilic Copolymers with Elevated Hydrophobic Unit Content

RSC - Polym. Chem. latest articles - Wed, 06/21/2017 - 06:18
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00832E, PaperZhen Jiang, Idriss Blakey, Andrew Whittaker
A series of water-soluble statistical copolymers poly(OEGMA-stat-styrene) and block copolymers poly(OEGMA-stat-styrene)-b-PDMAPMA have been synthesized via RAFT polymerization. Despite the polymers having a relatively high styrene content they are readily soluble...
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Study of the RAFT homopolymerization and copolymerization of N-[3-(dimethylamino)propyl]methacrylamide hydrochloride and evaluation of the cytotoxicity of the resulting homo- and copolymers

RSC - Polym. Chem. latest articles - Wed, 06/21/2017 - 06:18
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00837F, PaperRavin Narain, Pratyawadee Singhsa, Hathaikarn Manuspiya
The reversible addition-fragmentation chain transfer (RAFT) polymerization of N-[3-(dimethylamino)propyl]methacrylamide hydrochloride (DMAPMA.HCl) was studied. A detailed investigation of the effect of the polymerization conditions was carried out. The polymerization was conducted...
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Triazolinedione-"clicked" poly(phosphoester)s: Systematic adjustment of thermal properties

RSC - Polym. Chem. latest articles - Wed, 06/21/2017 - 06:18
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00813A, CommunicationGreta Becker, Laetitia Vlaminck, Maria Martinez-Velencoso, Filip Du Prez, Frederik R Wurm
The thermal properties of halogen-free flame retardant poly(phosphoester)s from acyclic diene metathesis polycondensation have been optimized by a systematic post-modification using 1,2,4-triazoline-3,5-dione derivatives. The straightforward modification not only increased their...
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Thermoresponsive Laterally-Branched Polythiophene Phenylene Derivative as Water-Soluble Temperature Sensor

RSC - Polym. Chem. latest articles - Wed, 06/21/2017 - 05:18
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00919D, PaperEddie Wai Chi Chan, Paul Baek, Victor R De la Rosa, David Barker, Richard Hoogenboom, Jadranka Travas-Sejdic
Polymers with thermoresponsive properties have received a strong interest due to their potential applications. Here we report the synthesis and characterisation of a water soluble and thermoresponsive polythiophene derivative. Firstly,...
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Fabrication of multi-stimuli responsive supramolecular hydrogels based on host-guest inclusion complexation of a tadpole-shaped cyclodextrin derivative with the azobenzene dimer

RSC - Polym. Chem. latest articles - Tue, 06/20/2017 - 12:10

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00698E, PaperXing Wang, Juan Wang, Yanyu Yang, Fei Yang, Decheng Wu
Multi-responsive supramolecular hydrogels, based on host-guest complexation of tadpole-shaped cyclodextrin with the azobenzene dimer, possess reversible sol-gel transition behaviors and better biocompatibility.
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Facile synthesis and properties of novel cardo poly(arylene ether sulfone)s with pendent cycloaminium side chains as anion exchange membranes

RSC - Polym. Chem. latest articles - Tue, 06/20/2017 - 02:05
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00690J, PaperFeixiang Gong, Ruiqiang Wang, Xinbing Chen, Pei Chen, Zhongwei An, Suobo Zhang
To produce a high anion-conductive and durable polymer electrolyte membrane for alkaline fuel cell applications, series of novel cardo poly(arylene ether sulfone)s with different cycloaminium side chains were prepared, and...
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Four-fold increase in epoxide polymerization rate with change of alkyl-substitution on mono-[small micro]-oxo-dialuminum initiators

RSC - Polym. Chem. latest articles - Tue, 06/20/2017 - 02:05
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00894E, PaperRobert Ferrier, Jennifer Imbrogno, Christina Rodriguez, Malgorzata Chwatko, Paul William Meyer, Nathaniel A. Lynd
We present an improvement in the rate, utility, and mechanistic understanding of mono-[small micro]-oxo-dialuminum initiators for epoxide ring-opening polymerization based on investigation of a homologous series of trialkylaluminum adducts of (2-dibenzylamino)ethoxy-diethylaluminum...
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Synthesis of conjugated copolymers by combining different coupling reactions

RSC - Polym. Chem. latest articles - Mon, 06/19/2017 - 07:56
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00624A, PaperTine Hardeman, Guy Koeckelberghs
Despite the significant progress in the controlled synthesis of conjugated polymers using a Catalyst Transfer Condensative Polymerization, the possibilities regarding random and gradient copolymers remain very limited. Therefore, a novel...
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