Polymer Science News

Photo, pH and redox multi-responsive nanogels for drug delivery and fluorescence cell imaging

RSC - Polym. Chem. latest articles - Tue, 09/12/2017 - 01:22
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01424D, PaperShuo Chen, Qing Bian, Panjun Wang, Xuewei Zheng, Le Lv, Zhimin Dang, Guojie Wang
Here a novel photo, pH, and redox triple-responsive nanogel of poly(acrylic acid-co-spiropyran methacrylate) crosslinked by disulfide-containing N,N-bis(acryloyl)cystamine was prepared. Upon UV light irradiation or at low pH, the hydrophobic spiropyran...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Microwave-assisted synthesis of glycopolymers by ring-opening metathesis polymerization (ROMP) in an emulsion system

RSC - Polym. Chem. latest articles - Tue, 09/12/2017 - 01:22
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01415E, PaperFei Fan, Chao Cai, Lei Gao, Jun Li, Ping Zhang, Guoyun Li, Chunxia Li, Guangli Yu
The protecting-group-free synthesis of versatile glycopolymers accelerated by microwave irradiation in an emulsion system is presented herein. Copper-catalyzed azide-alkyne cycloaddition (CuAAC) was employed to prepare a wide range of glycosylated...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Lysozyme-Catalyzed Formation of a Conjugated Polyacetylene

RSC - Polym. Chem. latest articles - Tue, 09/12/2017 - 01:22
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01250K, CommunicationDaniel L. Morris, Anthony P. Zampino, Alexandra Taraboletti, Leah P Shriver, Thomas C Leeper, Christopher Ziegler
Hen egg white lysozyme catalyzes the polymerization of 2-ethynylpyridine in water as the singular protein catalyst. Inhibition and NMR spectroscopy studies support the hypothesis that polymerization takes place in the...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Sequence-controlled molecular layers on surfaces by thiol-ene chemistry: synthesis and multitechnique characterization

RSC - Polym. Chem. latest articles - Mon, 09/11/2017 - 11:06
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01515A, CommunicationAudrey Llevot, Sven Ole Steinmueller, Benjamin Bitterer, Barbara Ridder, Jonathan Berson, Stefan Walheim, Thomas Schimmel, Stefan Braese, Frieder Scheiba, Michael A. R. Meier
Silicon surfaces were functionalized by thiol-ene chemistry using sequential reactions of different [small alpha],[small omega]-dienes and [small alpha],[small omega]-dithiols bearing marker moieties. A system of six individual layers was achieved and exhaustively characterized by...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Synthesis of Microporous Organic Polymer via Radical Polymerization of Fumaronitrile with Divinylbenzene

RSC - Polym. Chem. latest articles - Mon, 09/11/2017 - 08:03
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01240C, PaperFeifei Xie, Wei Hu, Lei Ding, Ke Tian, Zhengchen Wu, Lei Li
To circumvent the intractable disadvantages of hyper-cross-linked strategy based on Friedel-Crafts reaction, a new type of micporous organic polymers (MOPs) has been successfully prepared using fumaronitrile and divinylbenzene via alternating...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Conjugated phenothiazine oxime esters as free radical photoinitiators

RSC - Polym. Chem. latest articles - Mon, 09/11/2017 - 08:03
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00797C, PaperXiaoyu Ma, Renquan Gu, Liujian Yu, Weixiang Han, Jie Li, Xiuyan Li, Tao Wang
Three novel phenothiazine-substituted oxime esters (Ph-PTZ-OXE, TPA-PTZ-OXE and CZ-PTZ-OXE) applicable to visible laser diodes (405 nm and 455 nm) were successfully designed and synthesised. The introduction of phenothiazine groups in...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Biocompatible polythiophene-g-polycaprolactone copolymer as efficient dopamine sensor platform

RSC - Polym. Chem. latest articles - Mon, 09/11/2017 - 07:03
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01326D, PaperBrenda G. Molina, Anca-Dana Bendrea, Luminita Cianga, Elaine Armelin, Luis J del Valle, Ioan Cianga, Carlos Aleman
Amphiphilic copolymers consisting of an all conjugated polythiophene backbone and sparsely attached oligo-ε-caprolactone side chains have been prepared by anodic electropolymerization of hydroxymethyl-3,4-ethylenedioxythiophene (HMeEDOT) with a thiophene-ended oligo-ε-caprolactone macromonomer (Th-PCL),...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Correction: The effects of polymer topology and chain length on the antimicrobial activity and hemocompatibility of amphiphilic ternary copolymers

RSC - Polym. Chem. latest articles - Mon, 09/11/2017 - 07:03
Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY90140B, Correction Open Access &nbsp This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Rashin Namivandi-Zangeneh, Rebecca J. Kwan, Thuy-Khanh Nguyen, Jonathan Yeow, Frances L. Byrne, Stefan H. Oehlers, Edgar H. H. Wong, Cyrille Boyer
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

Modular photo-induced RAFT polymerised hydrogel via thiol-ene click chemistry for 3D cell culturing

RSC - Polym. Chem. latest articles - Fri, 09/08/2017 - 06:20
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01038A, PaperVincent Tan, Duyen Nguyen, Robert Utama, Mohaddeseh Kahram, Francesca Ercole, John F Quinn, Michael R Whittaker, Thomas P. Davis, John Justin Gooding
Cell behaviour changes as a result of the local environment, particularly when transitioning from two dimensional (2D) to three dimensional (3D) environments. It has been acknowledged there is a need...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Hexamethylphosphoramide as a Highly Reactive Catalyst for Reversible-Deactivation Radical Polymerization of MMA with in-situ Formed Alkyl Iodide Initiator

RSC - Polym. Chem. latest articles - Fri, 09/08/2017 - 05:20
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01186E, PaperYan-an Wang, Yan Shi, Zhi-Feng Fu, Wantai Yang
Hexamethylphosphoramide (HMPA) was found to be a novel and highly efficient organic catalyst for reversible-deactivation radical polymerization (RDRP) of methyl methacrylate (MMA) with in situ formed alkyl iodide initiator. The...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Grafting well-defined CO2-responsive polymers to cellulose nanocrystals via nitroxide-mediated polymerisation: effect of graft density and molecular weight on dispersion behaviour

RSC - Polym. Chem. latest articles - Fri, 09/08/2017 - 05:20
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01258F, PaperJoe Glasing, Jean Bouchard, Philip Jessop, Pascale Champagne, Michael F. Cunningham
A grafting to approach on a cellulose derivative using reversible deactivation radical polymerisation (RDRP) is reported for the first time. SG1-capped poly(N,N-(diethylamino)ethyl methacrylate) (PDEAEMA) and poly(N-3-(dimethylamino) propyl methacrylamide) (PDMAPMAm) macroalkoxyamines...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Multivalent Polyrotaxane Vectors as Adaptive Cargo Complexes for Gene Therapy

RSC - Polym. Chem. latest articles - Thu, 09/07/2017 - 06:02
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01256J, PaperArdeleanu Rodinel, Andrei Dascalu, Andrei Neamtu, Dragos Peptanariu, Cristina M. Uritu, Stelian Maier, Alina Nicolescu, Bogdan Simionescu, Mihai Barboiu, Mariana Pinteala
The paper describes the philosophy to design, and a procedure to construct polyrotaxane-type gene carriers, together with the proof of their ability to conjunctively cooperate in order to generate cargo-complexes...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Pulsed Laser Polymerisation Studies of Methyl Methacrylate in the presence of AlCl3 and ZnCl2 - Evidence of propagation catalysis

RSC - Polym. Chem. latest articles - Wed, 09/06/2017 - 09:49
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01355H, PaperJing Jiang, Leesa Smith, Jason Tyrell, Michelle Coote
A series of pulsed laser polymerisation (PLP) experiments in conjunction with the size exclusion chromatography (SEC) was carried out to investigate the effect of Lewis acid AlCl3 and ZnCl2 on...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Multicellular tumor spheroids: a relevant 3D model for the in vitro preclinical investigation of polymer nanomedicines

RSC - Polym. Chem. latest articles - Wed, 09/06/2017 - 07:48

Polym. Chem., 2017, 8,4947-4969
DOI: 10.1039/C7PY00559H, Review ArticleGianpiero Lazzari, Patrick Couvreur, Simona Mura
Application of 3D multicellular tumor spheroids to the investigation of polymer nanomedicines.
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Self-assembly of poly(vinylidene fluoride)-block-poly(2-(dimethylamino)ethylmethacrylate) block copolymers prepared by CuAAC click coupling

RSC - Polym. Chem. latest articles - Wed, 09/06/2017 - 07:48

Polym. Chem., 2017, 8,5203-5211
DOI: 10.1039/C7PY00346C, PaperMarc Guerre, Mona Semsarilar, Cedric Totee, Gilles Silly, Bruno Ameduri, Vincent Ladmiral
Self-assembly of PDMAEMA-b-PVDF block copolymers.
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Cationic disulfide-functionalized worm gels

RSC - Polym. Chem. latest articles - Wed, 09/06/2017 - 06:47
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01306J, PaperLiam Ratcliffe, Kieran Bentley, Riccardo Wehr, Nicholas J Warren, Brian R Saunders, Steven P Armes
The recent development of polymerization-induced self-assembly (PISA) has facilitated the rational synthesis of a range of diblock copolymer worms, which hitherto could only be prepared via traditional post-polymerization processing in...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Supramolecular polymers based on pillar[5]arene-fused cryptand: design, fabrication and degradation with fluorescence changing

RSC - Polym. Chem. latest articles - Wed, 09/06/2017 - 05:46
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01096F, PaperQi Wang, Ming Cheng, Lu Tian, Quli Fan, Juli Jiang
Novel linear supramolecular polymers based on the pillar[5]arene-fused cryptand have been constructed easily and conveniently, in which three orthogonal interactions: quadruple hydrogen bonding, cryptand-based host-guest recognition, and pillar[5]arene-based host-guest interaction...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Spin Fluorescence Silencing Enables an Efficient Thermally Driven Self-Reporting Polymer Release System

RSC - Polym. Chem. latest articles - Tue, 09/05/2017 - 06:33
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01437F, CommunicationHatice Mutlu, Christian W. Schmitt, Nils Jasinski, Hendrik Woehlk, Kathryn Fairfull-Smith, James P Blinco, Christopher Barner-Kowollik
We pioneer a self-reporting profluorescent release system driven by the thermo-reversible dynamic covalent ligation of chromophores to a lateral polymer chain, whose fluorescence is silenced by unpaired spins prior to...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Mechanical and Responsive Properties of Temperature-Responsive Gels Prepared via Atom Transfer Radical Polymerization

RSC - Polym. Chem. latest articles - Tue, 09/05/2017 - 05:30
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01323J, PaperChisa Norioka, Akifumi Kawamura, Takashi Miyata
Temperature-responsive poly(N-isopropylacrylamide) (PNIPAAm) gels were prepared via atom transfer radical polymerization (ATRP), and their mechanical and responsive properties were investigated from the viewpoint of their network homogeneity. When the PNIPAAm...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Modeling the formation and thermomechanical properties of polybenzoxazine thermosets

RSC - Polym. Chem. latest articles - Tue, 09/05/2017 - 05:30
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00995J, PaperShamil Saiev, Leila Bonnaud, Philippe Dubois, David Beljonne, Roberto Lazzaroni
We present a comparative molecular modeling study of the thermomechanical properties of crosslinked benzoxazine resins. A crosslinking algorithm was developed in order to simulate the thermal curing of the thermoset...
The content of this RSS Feed (c) The Royal Society of Chemistry
Categories: Polymer Science News

Pages