Polymer Science News

Novel photoacid generator for cationic photopolymerization

RSC - Polym. Chem. latest articles - Thu, 06/29/2017 - 09:47
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00855D, PaperNicolas Klikovits, Patrick Knaack, Daniel Bomze, Ingo Krossing, Robert Liska
Cationic photopolymerization is a powerful method for UV-curing of epoxy, vinyl ether and oxetane monomers. It has still lacked attention over the last decades compared to corresponding free radical applications...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Radical polymerization in the presence of peroxide monomer: an approach to branched vinyl polymers

RSC - Polym. Chem. latest articles - Thu, 06/29/2017 - 09:47
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00844A, PaperJiang Qimin, jiating li, Wenyan Huang, Dongliang Zhang, Jianhai Chen, Hongjun Yang, Xiaoqiang Xue, Bibiao Jiang
In this paper, we report the radical polymerization in the presence of peroxide monomer for the preparation of branched vinyl polymers. The peroxide monomer, tert-butyl peroxyacetate methacrylate (BPAMA), was designed...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

A New Paradigm in Polymerization Induced Self-Assembly (PISA): Exploitation of "Non-Living" Addition-Fragmentation Chain Transfer (AFCT) Polymerization

RSC - Polym. Chem. latest articles - Thu, 06/29/2017 - 09:47
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00998D, CommunicationDewen Zhou, Rhiannon P. Kuchel, Per Bo Zetterlund
Polymerization-induced self-assembly (PISA) is conducted based on "non-living" radical dispersion polymerization in the form of addition-fragmentation chain transfer (AFCT) polymerization. AFCT polymerization of benzyl methacrylate in ethanol using a polymeric...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Carbazole-Based Copolymers via Direct Arylation Polymerization (DArP) for Suzuki-Convergent Polymer Solar Cell Performance

RSC - Polym. Chem. latest articles - Wed, 06/28/2017 - 10:37
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00859G, PaperNemal Gobalasingham, Seyma Ekiz, Robert Pankow, Francesco Livi, Eva Bundgaard, Barry Thompson
Although direct arylation polymerization (DArP) has recently emerged as an alternative to traditional cross-coupling methods like Suzuki polymerization, the evaluation of DArP polymers in practical applications like polymer solar cells...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Distinguishing Relaxation Dynamics in Transiently Crosslinked Polymeric Networks

RSC - Polym. Chem. latest articles - Wed, 06/28/2017 - 10:37
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00574A, PaperCindy Soo Yun Tan, Gillie Agmon, Ji Liu, Dominique Hoogland, Emma-Rose Janecek, Eric Appel, Oren A. Scherman
Polymeric materials based on reversible non-covalent associations possess diverse mechanical behaviour, responsiveness to external stimuli and self-healing properties. Unlike covalently-bonded polymeric materials, whose properties are conventionally engineered through the polymer...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Fabrication of graphene-biomacromolecule hybrid materials for tissue engineering application

RSC - Polym. Chem. latest articles - Wed, 06/28/2017 - 06:34
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00935F, Review ArticleDapeng Li, Tianjiao Liu, Xiaoqing Yu, Di Wu, Zhiqiang Su
Graphene (G) and its composites have attracted a lot of interests in recent years due to their high biocompatibility, large surface area, excellent electrical conductivity, and unique thermal property. The...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Effects of Molecular Weight Distribution on the Self-Assembly of End-Functionalized Polystyrenes

RSC - Polym. Chem. latest articles - Tue, 06/27/2017 - 10:26
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00803A, PaperBai-Heng Wu, Qi-Zhi Zhong, Zhi-Kang Xu, Ling-Shu Wan
Molecular weight distribution (MWD) of polymers shows influences on their phase separation, crystallization, self-assembly, and mechanical properties. It is well known that the architecture of polymers plays a crucial role...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

A facile construction of crosslinked anion exchange membrane based on fluorenyl-containing polysulfone via click chemistry

RSC - Polym. Chem. latest articles - Tue, 06/27/2017 - 10:26
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00789B, PaperBo Hu, Luyang Miao, Yang Bai, Changli lv
A series of fluorenyl-containing polysulfone-based crosslinked anion exchange membranes with high conductivity and excellent stability were fabricated via click chemistry. Azide groups were firstly introduced into the side chains of...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

All-conjugated P3HT donor PCDTBT acceptor graft copolymers via a grafting through approach

RSC - Polym. Chem. latest articles - Tue, 06/27/2017 - 10:26
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00612H, PaperDaniel Schiefer, Ralf Hanselmann, Michael Sommer
A generally applicable synthetic method to all-conjugated graft copolymers is presented. By using an PCDTBT acceptor backbone and poly(3-hexylthiophene) (P3HT) grafts, all conjugated graft copolymers are synthesized using a grafting-through...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Astaxanthin-based polymers as new antimicrobial compounds

RSC - Polym. Chem. latest articles - Tue, 06/27/2017 - 09:26
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00663B, PaperSagiv Weintraub, Tal Shpigel , Llinos Harris, Ronen Schuster, Eli Lewis, Dan Lewitus
A library of novel high molecular weight polymers based on the natural carotenoid astaxanthin (ATX) has been successfully synthesized. ATX is a powerful antioxidant, known for its various therapeutic properties...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Evaluation of an External Initiating Ni(II) Diimine Catalyst for Electron-Deficient [small pi]-Conjugated Polymers

RSC - Polym. Chem. latest articles - Tue, 06/27/2017 - 08:25
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00873B, PaperAdam Pollit, Nimrat Obhi, Alan Lough, Dwight Seferos
We have prepared, isolated, and evaluated the first Ni(II) diimine catalyst able to externally initiate the Kumada catalyst transfer polymerization of an electron-deficient [small pi]-conjugated monomer. The catalyst installs an o-methoxyphenyl...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Retinol initiated poly(lactide)s: Stability upon polymerization and nanoparticle preparation

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 10:16
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00881C, PaperUlrich Sigmar Schubert, Ilknur Yildirim, Christine Weber, Turgay Yildirim, Diana Kalden, Grit Festag, Nicole Fritz, Stephanie Schubert, Matthias Westerhausen
The synthesis of retinol initiated polylactide (PLA) by ring opening polymerization (ROP) of L-lactide via in-situ calcium alkoxide formation with all-trans-retinol and Ca[N(SiMe3)2]2(THF)2 is described. PLAs with degree of polymerization...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Chiral stationary phases consisting of [small pi]-conjugated polymers bearing glucose-linked biphenyl units: Reversible switching of resolution abilities based on coil-to-helix transition

RSC - Polym. Chem. latest articles - Mon, 06/26/2017 - 08:13
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00804J, PaperTomoyuki Ikai, Seiya Awata, Tomoya Kudo, Ryoma Ishidate, Katsuhiro Maeda, Shigeyoshi Kanoh
A series of optically active [small pi]-conjugated polymers (poly-2-poly-5) consisting of alternating thieno[3,4-b]thiophene and glucose-linked biphenyl units were synthesized through copolymerizations by Sonogashira-Hagihara cross-coupling. Absorption and circular dichroism spectroscopies and theoretical...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: 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...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

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.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

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...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

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...
The content of this RSS Feed (c) The Royal Society of Chemistry
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...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

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...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

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.
To cite this article before page numbers are assigned, use the DOI form of citation above.
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Pages