Polymer Science News

Photoswitchable fluorescent polymeric nanoparticles for rewritable fluorescence patterning and intracellular dual-color imaging with AIE-based fluorogens as FRET donors

RSC - Polym. Chem. latest articles - Tue, 07/25/2017 - 07:24
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00834A, PaperWeibang Zhong, Xuyao Zeng , Jian Chen, Xianghong Yong, Lehui Xiao, Peisheng Zhang
Photoswitchable fluorescent polymer nanoparticles (PFPNs) were constructed from an aggregation-induced emission (AIE) based fluorogen and a photochromic spiropyran-linked amphiphilic copolymer via a simple co-precipitation method. Possessing the reversible photoisomerization property...
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Categories: Polymer Science News

Multifunctional porous Troger's base polymer with tetraphenylethene unit: CO2 adsorption, luminescence and sensing property

RSC - Polym. Chem. latest articles - Tue, 07/25/2017 - 06:24
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00856B, PaperYuanzheng Cui, Yuchuan Liu, jiancong liu, Jianfeng Du, Yue Yu, Shun Wang, Zhiqiang Liang, Jihong Yu
Luminescent porous organic polymers have shown potential applications in sensing, light-harvesting, photocatalysis and photo-voltaic or electronic devices. In this paper, a luminescent porous Troger's base polymer (LMOP-15) with tetraphenylethene unit...
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Categories: Polymer Science News

Tunable emission of tetraphenylethylene copolymer via polymer matrix assisted and aggregation-induced emission

RSC - Polym. Chem. latest articles - Tue, 07/25/2017 - 06:24
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01013C, PaperXiang Ma, Chengjie Zhang, Xuyang Yao, Jie Wang
A novel polyacrylamide copolymer (PAM) possessing tetraphenylethylene (TPE) AIEgens was synthesized, which exhibited tunable fluorescence emission under different solvent conditions. Different from traditional AIEgens showing strong fluorescence in poor solvents...
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Categories: Polymer Science News

Conditions for Multicompartment Polymeric Tadpoles via Temperature Directed Self-Assembly

RSC - Polym. Chem. latest articles - Tue, 07/25/2017 - 06:24
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01024A, PaperMichael Monteiro, Valentin Bobrin, Zhongfan Jia
The temperature-directed morphology transformation (TDMT) method is a powerful technique to produce nanostructures directly in water at scale. The TDMT method can also be used to form the asymmetric tadpole...
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Categories: Polymer Science News

Functional nanonetwork-structured polymers with inbuilt poly(acrylic acid) linings for enhanced adsorption

RSC - Polym. Chem. latest articles - Mon, 07/24/2017 - 10:12
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01032J, CommunicationWeicong Mai, Yuan Zuo, Chuanfa Li, Jinlun Wu, Kunyi Leng, Xingcai Zhang, Ruliang Liu, Ruowen Fu, Dingcai Wu
Functional nanonetwork-structured polymers with inbuilt poly(acrylic acid) linings were successfully synthesized by combining surface-initiated atom transfer radical polymerization (SI-ATRP) and hypercrosslinking chemistry, and demonstrated superior adsorption performances toward basic dyes...
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Categories: Polymer Science News

Stereochemical Effects on the Mechanical and Viscoelastic Properties of Renewable Polyurethanes Derived from Isohexides and Hydroxymethylfurfural

RSC - Polym. Chem. latest articles - Mon, 07/24/2017 - 08:11
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00949F, PaperRobert Kieber III, Samantha A. Silver, Justin Glenn Kennemur
Biomass-derived polyurethanes were synthesized using 2,5-bishydroxymethylfuran (BHMF) and diisocyanate functionalized isohexides, isosorbide bis(3-isocyanatopropanoate) (ISBIP) and isomannide bis(3-isocyanatopropanoate) (IMBIP), at varying feed ratios. PU compositions accurately reflect the feed of ISBIP...
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Categories: Polymer Science News

Fast Swelling Strategy for Flower-Like Micro-Sized Colloidal Surfactants with Controllable Patches by Regulating the Tg of Seed Particles

RSC - Polym. Chem. latest articles - Fri, 07/21/2017 - 07:33
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00966F, PaperLei Tian, Xue Li, Jin Liu, Dewei Wan, Zafar Ali, Qiuyu Zhang
Fast swelling strategies for constructing functional particle materials are we have been pursuing, although some efforts have been paid by some researchers recently. Herein, we report an efficient swelling procedure...
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Categories: Polymer Science News

Hetero-layered Hybrid Dendrimers with Optimized Sugar Head Groups for Enhancing Carbohydrate-Protein Interactions

RSC - Polym. Chem. latest articles - Fri, 07/21/2017 - 07:33
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01044C, PaperRahul S Bagul, Maryam Hosseini, Tze Chieh Shiao, Nadim Saade, Rene Roy
The efficient synthesis of multitasking dendrimers is at the heart of nanomolecular therapeutic applications and constitute one of the cornerstone for drugs and genes delivery. Additional applications for glycodendrimers in...
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Categories: Polymer Science News

Configuration independent AIE-active supramolecular polymers of cyanostilbene through photo-stable host-guest interaction of pillar[5]arene

RSC - Polym. Chem. latest articles - Thu, 07/20/2017 - 07:10
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00845G, PaperManivannan Kalavathi Dhinakaran, Weitao Gong, Yue Yin, Wajahat Ali, Xiao-jun Kuang, Leyong Wang, Guiling Ning
Supramolecular polymerization enabled, configuration independent AIE of cyanostilbene was achieved through host-guest of pillar[5]arene with nitrile triazole guest. Intrestingly , the same cyanostilbene core of host, control and control-guest lost...
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Categories: Polymer Science News

3D printed OFETs of the 1,4-bis(3-phenylquinoxalin-2-yl)benzene based polymer semiconductors

RSC - Polym. Chem. latest articles - Thu, 07/20/2017 - 07:10
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00810D, PaperYu Li Huang, Hua Chen, Jun Wei Yang, Wan Li Tian, Weizhi Wang
In this paper, we polymerized 1,4-bis(3-phenylquinoxalin-2-yl)benzene unit with DPP and isoindigo units to produce four new polymers, and deeply investigate the influence of DPP and isoindigo units on the semiconductor...
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Categories: Polymer Science News

Effect of Backbone Structure on the Thermoelectric Properties of Donor-acceptor Conjugated Polymers

RSC - Polym. Chem. latest articles - Thu, 07/20/2017 - 07:10
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01005B, CommunicationLuhai Wang, Chengjun Pan, Ansheng Liang, Xiaoyan Zhou, Wenqiao Zhou, Tao Wan, Lei Wang
Three donor-acceptor (D-A)-structured conjugated polymers with different backbones, poly((9,9-dioctyfluorene)-2,7-diyl-alt-benzothiazole) (F8BT), poly((9,9-dioctylfluorene)-2,7- diyl-alt-(4,7-bis(3-hexylthien-5-yl)-2,1,3-benzothiadiazole)-2',2''-diyl) (F8TBT), and poly(N-9'-heptadecanyl-2,7-carbazole-alt-(4,7-bis(3-hexylthien-5-yl)-2,1,3-benzothiadiazole)-2',2''-diyl) (C8TBT), were synthesized via conventional Suzuki polymerization. All three polymers showed good thermal and electrochemical...
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Categories: Polymer Science News

Synthesis of molecularly imprinted polymers by photo-iniferter polymerization under visible light

RSC - Polym. Chem. latest articles - Thu, 07/20/2017 - 06:09
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01113J, PaperMariano Garcia-Soto, Karsten Haupt, Carlo Gonzato
target molecule consists in copolymerizing functional monomers and a cross-linker around a molecular template. This method affords a rigid material bearing high affinity binding sites, namely a synthetic receptor or...
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Categories: Polymer Science News

Poly(acrylamide-homocysteine thiolactone) as a synthetic platform for the preparation of polymeric ionic liquids by post ring-opening-orthogonal modifications

RSC - Polym. Chem. latest articles - Wed, 07/19/2017 - 07:51
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01067B, PaperSilvia Montoliu, Oleksandr Zagorodko, Raul Porcar, Eduardo Garcia-Verdugo, Maria Isabel Burguete, Heikki Tenhu, Santiago V. Luis
Poly(Acrylamide-Homocysteine Thiolactone) (PAHT) obtained by RAFT polymerisation can be used as a starting material for the synthesis, through its post modification, of a variety of advanced polymeric materials with different...
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Categories: Polymer Science News

QDs decorated with thiol-monomer ligands as new multicrosslinkers for the synthesis of smart luminescent nanogels and hydrogels

RSC - Polym. Chem. latest articles - Wed, 07/19/2017 - 07:51
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00954B, PaperMarta Liras, Isabel Quijada-Garrido, Olga Garcia
Herein new smart thermo-responsive fotoluminescent nano- and macrogel hybrids based on Quantum Dots (QDs) and poly(diethyelene glycol methyl ether methacrylate) (pMEO2MA) are reported. The synthetic stategy comprises the functionalization of...
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Categories: Polymer Science News

Anti-protein and anti-bacterial behavior of amphiphilic silicones

RSC - Polym. Chem. latest articles - Tue, 07/18/2017 - 05:27
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00944E, PaperMelissa L. Hawkins, Samantha Schott, Bagrat Grigoryan, Marc Albert Rufin, Bryan Khai Ngo, Lyndsi Vanderwal, Shane Stafslien, Melissa A. Grunlan
Silicones with improved water-driven surface hydrophilicity and anti-biofouling behavior were achieved when bulk-modified with poly(ethylene oxide) (PEO) -silane amphiphiles of varying siloxane tether length: [small alpha]-(EtO)3Si-(CH2)2-oligodimethylsiloxanem-block-poly(ethylene oxide)8-OCH3 (m = 0, 4,...
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Categories: Polymer Science News

Facile Thiolation of Hydroxyl Functional Polymers

RSC - Polym. Chem. latest articles - Tue, 07/18/2017 - 05:27
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY01097D, CommunicationOliver Andren, Michael Malkoch
Sulfur is an important component in many biological systems. In the hands of an organic chemist it can provide an ample handle for a myriad of robust reactions including thiol-ene...
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Categories: Polymer Science News

A mannosylated PEI-CPP hybrid for TRAIL gene targeting delivery for colorectal cancer therapy

RSC - Polym. Chem. latest articles - Tue, 07/18/2017 - 05:27

Polym. Chem., 2017, Advance Article
DOI: 10.1039/C7PY00882A, PaperZhenzhen Pan, Xuejia Kang, Yuaner Zeng, Wenyuan Zhang, Huige Peng, Jinyu Wang, Wei Huang, Huiyuan Wang, Youqing Shen, Yongzhuo Huang
A mannosylated, bioreducible Man-PEI5k-CPP/pTRAIL system was developed for treating colon cancer.
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Categories: Polymer Science News

The origin of bisignate circularly polarized luminescence (CPL) spectra from chiral polymer aggregates and molecular camphor: Anti-Kasha's rule revealed by CPL excitation (CPLE) spectra

RSC - Polym. Chem. latest articles - Mon, 07/17/2017 - 05:09
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00958E, PaperSang Thi Duong, Michiya Fujiki
The first circularly polarized luminescence (CPL) excitation (CPLE) measurements of poly(fluorene-alt-bithiophene) (PF8T2) aggregates with bisignate CPL/circular dichroism (CD) signals and, for comparison, bisignate CPL signal camphor were achieved. Based on...
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Categories: Polymer Science News

Pickering High Internal Phase Emulsions Stabilized by Worm-Like Polymeric Nanoaggregates

RSC - Polym. Chem. latest articles - Mon, 07/17/2017 - 05:09
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00912G, PaperQi Zhang, Chengjian Wang, Milin Fu, Jianli Wang, Shiping Zhu
This paper reports the first Pickering high internal phase emulsion (HIPE) system stabilized solely by worm-like nanoaggregates. The cross-linked worms were prepared from dispersion polymerization of benzyl methacrylate (BzMA), with...
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Categories: Polymer Science News

Synthesis of amphiphilic fluorescent polymers via one-pot combination of multicomponent Hantzsch reaction and RAFT polymerization and their cell imaging applications

RSC - Polym. Chem. latest articles - Mon, 07/17/2017 - 05:09
Polym. Chem., 2017, Accepted Manuscript
DOI: 10.1039/C7PY00926G, PaperZengfang Huang, Qiaomei Chen, Qing Wan, Ke Wang, Jinying Yuan, Xiaoyong Zhang, Lei Tao, Yen Wei
Recently, the amphiphilic fluorescent polymers based on aggregation-induced emission (AIE) are attracting numerous attentions for their application in bioimaging field. In this study, employing PEGMA and TPB as hydrophilic and...
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Categories: Polymer Science News

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