Polymer Science News

The fabrication of amphiphilic double dynamers for the responsive Pickering emulsifiers

RSC - Polym. Chem. latest articles - Mon, 01/08/2018 - 10:55
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY02067H, PaperTing Zeng, Duanguang Yang, Huaming Li, Chong Cheng, Yong Gao
Amphiphilic graft copolymers exhibiting both supramolecular and molecular dynamicities and their application as responsive Pickering emulsifiers were demonstrated in the present study. The amphiphilic dynamers were fabricated by the introduction...
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Recent advances in the construction of cyclic grafted polymers and their potential applications

RSC - Polym. Chem. latest articles - Mon, 01/08/2018 - 08:54
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01544E, PerspectiveShuangshuang Zhang, Yasuyuki Tezuka, Zhengbiao Zhang, Na Li, Wei Zhang, Xiulin Zhu
A cyclic grafted polymer, as a novel and unique kind of polymer, possesses a cyclic backbone and linear grafted side chains. Their physical properties and conformations are controlled by steric...
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Room temperature multicomponent polymerizations of alkynes, sulfonyl azides, and N-protected isatins toward oxindoles-containing poly(N-acylsulfonamide)s

RSC - Polym. Chem. latest articles - Mon, 01/08/2018 - 04:48
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01983A, PaperLiguo Xu, Fan Zhou, Min Liao, Rongrong Hu, Ben Zhong Tang
The development of new polymerization methodology brings polymer materials with new structures and functionalities. Multicomponent polymerizations (MCPs) as a facile tool for preparing multifunctional polymers with complicated structures have attracted...
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Categories: Polymer Science News

Ugi multicomponent reaction to prepare peptide-peptoid hybrid structures with diverse chemical functionalities

RSC - Polym. Chem. latest articles - Fri, 01/05/2018 - 07:12

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01953J, PaperManuel Hartweg, Charlotte J. C. Edwards-Gayle, Elham Radvar, Dominic Collis, Mehedi Reza, Michael Kaupp, Jan Steinkoenig, Janne Ruokolainen, Robert Rambo, Christopher Barner-Kowollik, Ian W. Hamley, Helena S. Azevedo, C. Remzi Becer
Sequence defined peptide-peptoid hybrids create new opportunities for self-assembled nano-structures.
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3D-printing of dynamic self-healing cryogels with tuneable properties

RSC - Polym. Chem. latest articles - Fri, 01/05/2018 - 07:12

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01945A, PaperMilena Nadgorny, Joe Collins, Zeyun Xiao, Peter J. Scales, Luke A. Connal
3D-printable self-healing oxime gels have been reinforced by cryogelation, making these gels mechanically tuneable, macroporous, and doubly dynamic.
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Entry of nanoparticles into cells: the importance of nanoparticle properties

RSC - Polym. Chem. latest articles - Fri, 01/05/2018 - 07:12

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01603D, Review ArticleJiacheng Zhao, Martina H. Stenzel
Knowledge of the interactions between nanoparticles (NPs) and cell membranes is of great importance for the design of safe and efficient nanomedicines.
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Block poly(arylene ether sulfone) copolymers tethering aromatic side-chain quaternary ammonium as anion exchange membranes

RSC - Polym. Chem. latest articles - Fri, 01/05/2018 - 07:12

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01558E, PaperXueliang Zhang, Qian Shi, Pei Chen, Jinfang Zhou, Songsong Li, Hua Xu, Xinbing Chen, Zhongwei An
A series of poly(arylene ether sulfone) block copolymer ionomers have been synthesized with different hydrophobic and hydrophilic segments, where benzyl-quaternary ammonium groups are tethered to the side chains of hydrophilic blocks.
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Continuous-flow chemistry for the determination of comonomer reactivity ratios

RSC - Polym. Chem. latest articles - Fri, 01/05/2018 - 05:11

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01938F, PaperMarcus H. Reis, Cullen L. G. Davidson, Frank A. Leibfarth
Continuous-flow chemistry provides an operationally simple and reproducible method for the determination of comonomer reactivity ratios in a single afternoon.
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Self-assembly of random co-polymers for selective binding and detection of peptides

RSC - Polym. Chem. latest articles - Fri, 01/05/2018 - 05:11

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01947E, PaperBo Zhao, Mahalia A. C. Serrano, Jingjing Gao, Jiaming Zhuang, Richard W. Vachet, S. Thayumanavan
Amphiphilic random co-polymers, which form stable reverse micelle-type assemblies, have been shown to selectively extract and detect peptides.
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Elaboration of bio-epoxy/benzoxazine interpenetrating polymer networks: a composition-to-morphology mapping

RSC - Polym. Chem. latest articles - Thu, 01/04/2018 - 10:44

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01755C, PaperL. Puchot, P. Verge, S. Peralta, Y. Habibi, C. Vancaeyzeele, F. Vidal
Real interpenetrating polymer networks obtained from the sequential polymerization of epoxy and benzoxazine networks, with highly improved mechanical properties.
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Diazonaphthoquinone-based amphiphilic polymer assemblies for NIR/UV light- and pH-responsive controlled release

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 11:15

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01822C, PaperQingwei Li, Ziquan Cao, Guojie Wang
A multiple-stimuli-responsive polymer nanocarrier has been self-assembled for NIR/UV light- and pH-controlled cargo release.
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Oxidation-responsive micelles by a one-pot polymerization-induced self-assembly approach

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 10:14
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01859B, PaperFabian Sobotta, Franziska Hausig, Dominic Oliver Harz, Stephanie Hoeppener, Ulrich Sigmar Schubert, Johannes Christopher Brendel
Increased levels of reactive oxygen species (ROS) such as hydrogen peroxide in inflamed or cancerous tissue represent a promising trigger for the local and selective release of drugs at the...
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Categories: Polymer Science News

Effect of Incorporating Different Chalcogenophene Comonomers into Random Acceptor Terpolymers on the Morphology and Performance of All-Polymer Solar Cells

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 04:00
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01907F, PaperYujin Ana, Jiyeon Oh, Shanshan Chen, Byongkyu Lee, Sang Myeon Lee, Daehee Han, Changduk Yang
A new family of naphthalenediimide (NDI)-bithiophene-based random terpolymers (PNDI-Fu10, PNDI-Th10, and PNDI-Se10) was prepared by incorporating a small amount (10 mol%) of different chalcogenophene units, namely furan (Fu), thiophene (Th),...
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A sustainable photocontrolled ATRP strategy: Facile separation and recycling of visible light catalyst fac-[Ir(ppy)3]

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 04:00
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY02008B, PaperXiao-Dong Liu, Yuanyuan Ni, Jian Wu, Hongjuan Jiang, Zhengbiao Zhang, Lifen Zhang, Zhenping Cheng, Xiulin Zhu
Facile catalyst separation and recycling is a challenging topic for transition-metal mediated polymerization of water-souble monomers. In this work, a photoinduced iridium-based water-induced phase separable catalysis for atom transfer radical...
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Categories: Polymer Science News

Transmissive-to-black fast electrochromic switching from long conjugated pendant group and highly dispersed polymer/SWNT

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 00:55
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01863K, PaperQiang Zhang, Chou-Yi Tsai, Taufik Abidin , Jyh-Chiang Jiang, Wan-Ru Shie, Lain-Jong Li, Der-Jang Liaw
In this study, a novel conjugated polymer, denoted as ECPblack is synthesized. ECPblack demonstrated unique electrochromic behavior with an ultrahigh contrast ratio (over 80%) in most of the visible region,...
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Categories: Polymer Science News

Swelling Properties of Thermoresponsive/Hydrophilic Conetworks with Functional Crosslinked Domain Structure

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 00:55
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01793F, PaperShohei Ida, Hironobu Kitanaka, Tatsuya Ishikawa, Shokyoku Kanaoka, Yoshitsugu Hirokawa
For fine control of the thermoresponsive properties of polymer hydrogels, we focused on the monomer and crosslinker sequence in a network. In this paper, we designed novel thermoresponsive/hydrophilic polymer conetworks...
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A covalent triazine-based framework from tetraphenylthiophene and 2,4,6-trichloro-1,3,5-triazine motifs for sensing o-nitrophenol and effective I2 uptake

RSC - Polym. Chem. latest articles - Wed, 01/03/2018 - 00:55
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01834G, PaperTongmou Geng, Weiyong Zhang, Zongming Zhu, Guo-Feng Chen, Lan-Zhen Ma, Sai-Nan Ye, Qingyuan Niu
A covalent triazine-based framework with tetraphenylthiophene backbone (TTPT) was prepared by the AlCl3 catalyzed Friedel-Crafts reaction of commercially available materials 2,4,6-trichloro-1,3,5-triazine with tetraphenylthiophene in dichloromethane. This is the first report...
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Acid-sensitive poly([small beta]-cyclodextrin)-based multifunctional supramolecular gene vector

RSC - Polym. Chem. latest articles - Tue, 01/02/2018 - 10:45

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01847A, PaperYunti Zhang, Qimin Jiang, Marcin Wojnilowicz, Shuaijun Pan, Yi Ju, Wenjie Zhang, Jia Liu, Renxi Zhuo, Xulin Jiang
Multifunctional host-guest supramolecular PCD-acetal-PGEA/Ad-PEG-FA polyplexes showing FA-targeting and acid-triggered intracellular gene release resulted in good transfection efficiency and low cytotoxicity.
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Poly(N-acryloyl glycinamide) microgels as nanocatalyst platform

RSC - Polym. Chem. latest articles - Tue, 01/02/2018 - 09:45
Polym. Chem., 2018, Accepted Manuscript
DOI: 10.1039/C7PY01950E, PaperDong Yang, Milla Viitasuo, Fabian Pooch, Heikki Tenhu, Sami Hietala
We report the synthesis of thermophilic poly(N-acryloylglycinamide) (PNAGA) microgels that swell in water upon heating and their use as nanocatalyst hosts. The microgels are prepared by aqueous precipitation polymerization below...
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Categories: Polymer Science News

A new echelon of precision polypentenamers: highly isotactic branching on every five carbons

RSC - Polym. Chem. latest articles - Tue, 01/02/2018 - 05:43

Polym. Chem., 2018, Advance Article
DOI: 10.1039/C7PY01922J, PaperStefan Brits, William J. Neary, Goutam Palui, Justin G. Kennemur
A systematic study shows that bulky allylic substituents on cyclopentene monomers affords a highly precise microstructure after ring-opening metathesis polymerization.
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