Polymer Science News

Free-standing thermo-responsive nanoporous membranes from high molecular weight PS-PNIPAM block copolymers synthesized via RAFT polymerization

RSC - Polym. Chem. latest articles - Fri, 03/17/2017 - 05:37
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00023E, PaperMerve Cetintas, Joris de Grooth, Anton Hofman, Hanne Maria van der Kooij, Katja Loos, Wiebe Matthijs de Vos, Marleen Kamperman
The incorporation of stimuli-responsive pores in nanoporous membranes is a promising approach to facilitate the cleaning process of the membranes. Here we present fully reversible thermo-responsive nanoporous membranes fabricated by...
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Categories: Polymer Science News

Donor-Acceptor Polymers with Tunable Infrared Photoresponse

RSC - Polym. Chem. latest articles - Fri, 03/17/2017 - 05:37
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00241F, PaperAlex London, Lifeng Huang, Benjamin Zhang, Belen Oviedo, Joshua Tropp, Weichuan Yao, Zhenghui Wu, Bryan Wong, Tse Nga Ng, Jason D Azoulay
Donor-acceptor (DA) conjugated polymers provide an important platform for the development of solution-processed optoelectronic devices. The complex interrelation between electronic properties and conformational disorder in these materials complicates the identification...
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Categories: Polymer Science News

Synthesis of polyglycocarbonates through polycondensation of glucopyranosides with CO2

RSC - Polym. Chem. latest articles - Fri, 03/17/2017 - 05:37

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00239D, PaperDebasis Pati, Zuliang Chen, Xiaoshuang Feng, Nikos Hadjichristidis, Yves Gnanou
Starting from [small alpha]-methyl D-glucopyranoside (MDG), three strategies of synthesis of polyglycocarbonates through direct polycondensation with CO2 were tried.
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Categories: Polymer Science News

The Hydrolytic Behavior of N,N'-(dimethylamino)ethyl Acrylate-Functionalized Polymeric Stars

RSC - Polym. Chem. latest articles - Fri, 03/17/2017 - 05:37
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00219J, PaperMarianne Rolph, Anais Pitto-Barry, Rachel K. O'Reilly
Well-defined N,N'-(dimethylamino)ethyl acrylate (DMAEA) functionalized polymeric stars have been synthesized via an arm-first approach. Utilizing reversible addition-fragmentation chain transfer polymerization, linear homopolymers (PEGA, PHEA) were chain extended with DMAEA and...
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Categories: Polymer Science News

Outstanding Reviewers for Polymer Chemistry in 2016

RSC - Polym. Chem. latest articles - Thu, 03/16/2017 - 07:23

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY90044A, Editorial
We would like to take this opportunity to highlight the Outstanding Reviewers for Polymer Chemistry in 2016, as selected by the editorial team for their significant contribution to the journal.
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Categories: Polymer Science News

RAFT/MADIX emulsion copolymerization of vinyl acetate and N-vinylcaprolactam: towards waterborne physically crosslinked thermoresponsive particles

RSC - Polym. Chem. latest articles - Thu, 03/16/2017 - 04:23
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00221A, PaperLaura Etchenausia, Abdel Khoukh, Elise Deniau-Lejeune, Maud Save
Well-defined poly(N-vinylcaprolactam-co-vinyl acetate) thermoresponsive particles physically crosslinked by means of hydrophobic interactions were synthesized by polymerization-induced self-assembly. It was highlighted that a xanthate-terminated poly(ethylene glycol) (PEG-X) efficiently acted as both...
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Categories: Polymer Science News

Aziridine-Functionalized Polydimethylsiloxanes for Tailorable Polymeric Scaffolds: Aziridine as a Clickable Moiety for Structural Modification of Materials

RSC - Polym. Chem. latest articles - Wed, 03/15/2017 - 05:14
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00317J, CommunicationHyun Kyung Moon, Seohyun Kang, Hyo Jae Yoon
This paper shows that tailorable polymeric scaffolds on a molecular scale could be achieved through the ring opening reaction of three-membered N-heterocyclic compound, aziridine. Aziridine is incorporated into elastomeric polymer...
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Categories: Polymer Science News

Poly(phenylene-ethynylene-alt-tetraphenylethene) Copolymers: Aggregation Enhanced Emission, Induced Circular Dichromism, Tunable Surface Wettability and Sensitive Explosive Detection

RSC - Polym. Chem. latest articles - Wed, 03/15/2017 - 05:14
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C6PY02246D, PaperXiao Wang, Wenjie Wang, Yanmei Wang, Jing Zhi Sun, Ben Zhong Tang
Conjugated alternative copolymer (P0) containing tetraphenylethylene (TPE) and phenylene-ethynylene (PE) units was prepared by Sonogashira coupling polymerization with high yield (96.8%). By the aid of activated ester on the PE...
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Categories: Polymer Science News

Facile Synthesis of Dendron Branched Silicone Polymers

RSC - Polym. Chem. latest articles - Wed, 03/15/2017 - 05:14
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00260B, CommunicationJennifer Morgan, Tong Chen, Robin Hayes, Tara Dickie, Tomas Urlich, Michael A Brook
Monofunctional dendritic silicone branches were created from hydro- and alkoxysilanes using the Piers-Rubinsztajn reaction. Platinum-catalyzed hydrosilylation of the dendrons onto functional (MeHSiO) silicone backbones at various frequencies led to a...
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Categories: Polymer Science News

3D Printed Remendable Polylactic Acid Blends with Uniform Mechanical Strength Enabled by a Dynamic Diels-Alder Reaction

RSC - Polym. Chem. latest articles - Wed, 03/15/2017 - 05:14
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00310B, PaperGayan Appuhamillage, John Reagan, Sina Khorsandi, Joshua Davidson, Walter Voit, Ronald Alexander Smaldone
Here we report a 3D printable polymer that retains uniform mechanical strength after printing and can be used with a conventional fused filament fabrication (FFF) printer. To achieve this, a...
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Categories: Polymer Science News

Polymers from sugars and CO2: ring-opening polymerisation and copolymerisation of cyclic carbonates derived from 2-deoxy-ᴅ-ribose

RSC - Polym. Chem. latest articles - Wed, 03/15/2017 - 05:14
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00236J, PaperGeorgina Louise Gregory, Gabriele Kociok-Kohn, Antoine Buchard
Bio-based aliphatic polycarbonates (APCs) are attractive synthetic materials for biomedical applications because of their biodegradabilty and biocompatability properties. A high yielding 3-step process that utilises CO2 as a C1 synthon...
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Categories: Polymer Science News

Highly Emissive Carbazole-Functionalized Homopoly(spirobifluorene) for Deep-Blue Polymer Light-Emitting Diodes

RSC - Polym. Chem. latest articles - Wed, 03/15/2017 - 04:13
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00216E, PaperJunqiao Ding, Keyan Bai, Shumeng Wang, Lei Zhao, Lixiang Wang
By fully replacing the alkyloxy side chain with carbazole, we have designed and synthesized a highly emissive carbazole-functionalized homopoly(spirobifluorene) (denoted as P(Cz-SF)) for deep-blue polymer light-emitting diodes (PLEDs). Attributable to...
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Categories: Polymer Science News

Dual-sensitive and Biodegradable Core-Crosslinked HPMA Copolymer-Doxorubicin Conjugate-Based Nanoparticles for Cancer Therapy

RSC - Polym. Chem. latest articles - Tue, 03/14/2017 - 11:02
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00348J, PaperLing Man Tang, Ming Lu Zhou, Yuan Huang, Jia Ju Zhong, Zhou Zhou, Kui Luo
In this study, to increase the blood stability and circulation time of polymeric nanoparticles as well as to investigate the effect of the structure on therapeutic indexes, 2 kinds of...
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Categories: Polymer Science News

Facile and efficient bromination of hydroxyl-containing polymers to synthesize well-defined brominated polymers

RSC - Polym. Chem. latest articles - Tue, 03/14/2017 - 06:57
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00283A, PaperHoubo Zhou, Yi Chen, Christopher M. Plummer, huahua huang, Yongming Chen
This article demonstrates a new post-modification method to synthesize well-defined brominated polymers based on the bromination of hydroxyl-containing polymers. Bromination conditions for poly(2-hydroxylethyl methacrylate) (PHEMA) with diethylaminodifluorosulfinium tetrafluoroborate (XtalFluor-E), including...
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Categories: Polymer Science News

Phenylboronic acid-incorporated elastin-like polypeptide nanoparticle drug delivery system

RSC - Polym. Chem. latest articles - Tue, 03/14/2017 - 05:57
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00330G, PaperWeizhi Chen, Shilu Ji, Xiaoping Qian, Yajun Zhang, Cheng Li, Wei Wu, Fei Wang, Xiqun Jiang
Packaging hydrophobic drugs into nanoparticles can improve their aqueous solubility, tumor-specific accumulation and therapeutic effect. In this study, we prepared phenylboronic acid-incorporated elastin-like polypeptide (ELP) nanoparticles by polymerizing N-3-acrylamidophenylboronic acid...
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Categories: Polymer Science News

Mussel-inspired post-heparinization of a stretchable hollow hydrogel tube and its potential application as an artificial blood vessel

RSC - Polym. Chem. latest articles - Mon, 03/13/2017 - 08:45
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00071E, PaperJie Deng, Chong Cheng, Yingying Teng, Chuanxiong Nie, Chang-Sheng Zhao
We report the fabrication of a highly stretchable hydrogel tube and its postfunctionalization for the potential application as an artificial blood vessel. Although stretchable hydrogel has been well studied in...
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Categories: Polymer Science News

Mild and efficient synthesis of [small omega],[small omega]-heterodifunctionalized polymers and polymer bioconjugates

RSC - Polym. Chem. latest articles - Mon, 03/13/2017 - 08:45

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00225D, PaperC. Adrian Figg, Ashton N. Bartley, Tomohiro Kubo, Bryan S. Tucker, Ronald K. Castellano, Brent S. Sumerlin
Semi-telechelic [small omega],[small omega]-heterodifunctional polymers and polymer bioconjugates are synthesized under mild conditions using benzotrifuranone.
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Categories: Polymer Science News

Biocatalytic Atom Transfer Radical Polymerization in a Protein Cage Nanoreactor

RSC - Polym. Chem. latest articles - Mon, 03/13/2017 - 08:45
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C6PY02155G, CommunicationKasper Renggli, Nora Sauter, Martin Rother, Martin G. Nussbaumer, Raphael Urbani, Thomas Pfohl, Nico Bruns
Incorporation of the ATRP-catalyzing enzyme horseradish peroxidase (HRP) into the cavities of the group II chaperonin thermosome is demonstrated. The resulting nanoreactor was used to polymerize an acrylate under ARGET...
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Categories: Polymer Science News

Synthesis and Side-Chain Isomeric Effect of 4,9-/5,10-Dialkylated-[small beta]-Angular-Shaped Naphthodithiophenes-based Donor-Acceptor Copolymers for Polymer Solar Cells and Field-Effect Transistors

RSC - Polym. Chem. latest articles - Mon, 03/13/2017 - 06:45
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00194K, PaperDe-Yang Chiou, Fong-Yi Cao, Jhih-Yang Hsu, Che-En Tsai, Yu-Ying Lai, U-Ser Jeng, Jianquan Zhang, He Yan, Chun-Jen Su, Yen-Ju Cheng
A systematical methodology was developed to construct the angular-shaped [small beta]-form naphthodithiophene ([small beta]-aNDT) core with regiospecific substitution of two alkyl groups at its 4,9- or 5,10-positions via a base-induced double 6[small pi]-cyclization...
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Reaction-Based Conjugated Polymer Fluorescent Probe for Mercury (II): Good Sensing Performance with "Turn-on" Signal Output

RSC - Polym. Chem. latest articles - Mon, 03/13/2017 - 06:45
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00035A, PaperJun Ding, Huiyang Li, Yujun Xie, Qian Peng, Qianqian Li, Zhen Li
Based on the Hg2+-promoted deprotection reaction of the dithioacetal, conjugated polymer PDT was designed. PDI exhibited significant fluorescence enhancement along with an apparent redshift upon the addition of mercury ions....
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Categories: Polymer Science News

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