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A polymerization-induced self-assembly process for all-styrenic nano-objects using the living anionic polymerization mechanism

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Polym. Chem., 2020, 11,2635-2639
DOI: 10.1039/D0PY00296H, Communication

Chengcheng Zhou, Jian Wang, Peng Zhou, Guowei Wang
By combination of the living anionic polymerization (LAP) mechanism with the polymerization-induced self-assembly (PISA) technique, the all-styrenic diblock copolymer poly(p-tert-butylstyrene)-b-polystyrene (PtBS-b-PS) based LAP PISA was successfully developed.
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Synthesis and enantioseparation of proline-derived helical polyacetylenes as chiral stationary phases for HPLC

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00205D, Paper

Ge Shi, Xiao Dai, Yue Zhou, Jie Zhang, Jun Shen, Xinhua Wan
Proline-derived aliphatically substituted polyacetylenes with stable helical conformations exhibit an excellent enantioseparation ability as chiral stationary phases of HPLC.
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Highly elastic, strong, and reprocessable cross-linked polyolefin elastomers enabled by boronic ester bonds

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00235F, Paper

Fei Yang, Li Pan, Zhe Ma, Yahui Lou, Yuanyuan Li, Yuesheng Li
Despite the development of new catalysts and synthetic strategies to prepare polyolefin elastomers (POEs), less progress has been made in balancing their elastomeric properties with processability and resistance to heat and solvents.
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Poly(alanine-nylon-alanine) as a bioplastic: chemoenzymatic synthesis, thermal properties and biological degradation effects

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00137F, Paper

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Prashant G. Gudeangadi, Kei Uchida, Ayaka Tateishi, Kayo Terada, Hiroyasu Masunaga, Kousuke Tsuchiya, Hitoshi Miyakawa, Keiji Numata
Poly(amino acids) such as polypeptides and proteins are attractive biomass-based polymers that potentially contribute to circular economy for plastic.
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Enhanced thermomechanical property of a self-healing polymer via self-assembly of a reversibly cross-linkable block copolymer

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00310G, Paper

Hyang Moo Lee, Suguna Perumal, Gi Young Kim, Jin Chul Kim, Young-Ryul Kim, Minsoo P. Kim, Hyunhyup Ko, Yecheol Rho, In Woo Cheong
Introduction of a self-healable block copolymer increases the mechanical property whilst maintaining self-healing efficiency.
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Simple improvements to Gilch synthesis and molecular weight modulation of MEH-PPV

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Polym. Chem., 2020, 11,2831-2837
DOI: 10.1039/D0PY00072H, Paper

Riley O'shea, Wallace W. H. Wong
The solvent and temperature used in the Gilch synthesis of poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene] (MEH-PPV) were varied to achieve an improved set of reaction conditions.
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Tuning polymer properties of non-covalent crosslinked PDMS by varying supramolecular interaction strength

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Polym. Chem., 2020, 11,2847-2854
DOI: 10.1039/D0PY00139B, Paper

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Brigitte A. G. Lamers, Marcin L. Ślęczkowski, Fabian Wouters, Tom A. P. Engels, E. W. Meijer, Anja R. A. Palmans
Linear polydimethylsiloxane (PDMS) is crosslinked by supramolecular grafts to obtain materials with strikingly different mechanical properties by tuning the strength of the non-covalent interactions.
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Correction: A facile PEG/thiol-functionalized nanographene oxide carrier with an appropriate glutathione-responsive switch

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Polym. Chem., 2020, 11,2923-2923
DOI: 10.1039/D0PY90048F, Correction

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Bingjie Hao, Wei Li, Sen Zhang, Ying Zhu, Yongjun Li, Aishun Ding, Xiaoyu Huang
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Incorporating trifunctional 1,6-heptadiyne moiety into polyacetylene ionomer for improving its physical and conductive properties

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00109K, Paper

Hongfei Li, Hengchen Zhang, Xiaojuan Liao, Ruyi Sun, Meiran Xie
A trifunctional diyne comonomer can regulate the structure and optimize the physical state of polyacetylene ionomers, which exhibit a high ionic conductivity of 2.6 × 10⁻⁵–1.0 × 10⁻³ S cm⁻¹ at 30 °C.
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Amide transformation as an efficient postpolymerization modification approach for the synthesis of functional polyacetylenes

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00398K, Paper

Juntao Ren, Heng Liu, Xuequan Zhang, Yanming Hu, Guangyuan Zhou, Toshio Masuda
Modification of a precursor polyacetylene with various amines and alcohols through amide transformation gives access to a series of functional polymers showing nonlinear optical, luminescence, enhanced surface energy, and redox active properties.
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Alternating ring-opening copolymerization of epoxides with saturated and unsaturated cyclic anhydrides: reduced viscosity poly(propylene fumarate) oligomers for use in cDLP 3D printing

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00453G, Paper

Yongjun Shin, Matthew L. Becker
A ring-opening copolymerization of propylene oxide with saturated and unsaturated anhydrides using Mg(BHT)₂(THF)₂ catalyst followed by an isomerization yields poly(propylene fumarate) (PPF) oligomers with improved properties for 3D printing.
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Rapid production of block copolymer nano-objects via continuous-flow ultrafast RAFT dispersion polymerisation

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00276C, Paper

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Sam Parkinson, Stephen T. Knox, Richard A. Bourne, Nicholas J. Warren
Continuous-flow reactors are exploited for conducting ultrafast RAFT dispersion polymerisation for the preparation of diblock copolymer nanoparticles.
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Fluorescent chemosensors based on conjugated polymers with N-heterocyclic moieties: two decades of progress

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Polym. Chem., 2020, Advance Article
DOI: 10.1039/D0PY00336K, Review Article

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Taisheng Wang, Na Zhang, Wei Bai, Yinyin Bao
A brief summary of representative fluorescent chemosensors based on conjugated polymers with N-heterocyclic moieties, followed by a discussion on the limitations and challenges of current systems, as well as possible future research directions.
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Synthesis of conjugated polymers via cyclopentannulation reaction: promising materials for iodine adsorption

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Polym. Chem., 2020, 11,3066-3074
DOI: 10.1039/D0PY00286K, Paper

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Noorullah Baig, Suchetha Shetty, Saleh Al-Mousawi, Bassam Alameddine
A new class of conjugated polymers is prepared by means of a versatile palladium-catalyzed cyclopentannulation reaction using a series of specially designed diethynyl aryl synthons with the commercially available 9,10-dibromoanthracene DBA monomer.
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Secondary structure drives self-assembly in weakly segregated globular protein–rod block copolymers

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Polym. Chem., 2020, 11,3032-3045
DOI: 10.1039/C9PY01680E, Paper

Helen Yao, Kai Sheng, Jialing Sun, Shupeng Yan, Yingqin Hou, Hua Lu, Bradley D. Olsen
Imparting secondary structure to the polymer block can drive self-assembly in globular protein–helix block copolymers, increasing the effective segregation strength between blocks with weak or no repulsion.
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Morphological Evolution and Mechanical Properties of "Anchor Chain" Nanodomain Structure of Reactive Amphiphilic Triblock Copolymer in Epoxy Resin

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Polym. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0PY00365D, Paper

Quan Zhou, Qi Liu, Yueru Yu, Yuxiao Zhuang, Yizhe Lv, Hanliang Xiao, Ning Song, Lizhong Ni
A novel epoxy-reactive amphiphilic poly(3,4-epoxy cyclohexyl methyl methacrylate)-block-poly(dimethylsiloxane)-block-poly(3,4-epoxy cyclohexylmethyl methacrylate) (PMETHB-b-PDMS-b-PMETHB) triblock polymer was synthesized via atomic transfer radical polymerization (ATRP) with a controlled molecular chain length and low dispersion,...
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A Copper(I)-Catalyzed Azide-Alkyne Click Chemistry Approach towards Multifunctional Two-Way Shape-Memory Actuators

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Polym. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0PY00217H, Paper

Zhong-Cheng Liu, Bo Zuo, Hai-Feng Lu, Meng Wang, Shuai Huang, Xu-Man Chen, Baoping Lin, Hong Yang
Nowadays, two-way shape memory polymeric materials with reversible shape-morphing capability, exhibit extraordinary application prospects in robotic, biomedical and intelligent material technologies, and have attracted extensive scientific attention. However, exploration of...
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Polymerization of epoxide monomers promoted by tBuP4 phosphazene base: A comparative study of kinetic behavior.

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Polym. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0PY00437E, Paper

Valentin Puchelle, Haiqin Du, Nicolas Illy, Philippe Guegan
Kinetics of the anionic ring-opening polymerizations (AROP) of epoxide monomers, 1,2-epoxybutane (BO), 1,2-epoxypropane (PO), tert-butyl glycidyl ether (tBuGE), allyl glycidyl ether (AGE), benzyl glycidyl ether (BnGE), ethoxyethyl glycidyl ether (EEGE)...
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Alkene-Azide Chemistry: A Facile, One-Step, Solvent- and Catalyst-Free Approach for Developing New Functional Monomers and Polymers

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Polym. Chem., 2020, Accepted Manuscript
DOI: 10.1039/D0PY00346H, Paper

Santimukul Santra, Ren Bean, Blaze Heckert, Zachary Shaw, Vedant Jain, Lok Shrestha, Raghunath Narayanam, Quentin Austin
In this study, a one-step Hüisgen 1,3-dipolar cycloaddition reaction, alkene-azide chemistry, was explored using a solvent and catalyst free method forming 1,2,3-triazoline ring-containing molecules. This facile method was utilized by...
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Quoi de neuf en matière de protection des renseignements personnels

By www.cch.ca
Published On :: Wed, 19 Nov 2014 10:11:21 GMT

Available Sessions for this Seminar:

June 11, 2015 09h00 à 16h00 EST
June 16, 2015 09h00 à 16h00 EST
June 19, 2015 09h00 à 16h00 EST

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ProSystem fx Practice Management

By www.cch.ca
Published On :: Tue, 17 May 2011 11:23:25 GMT

Join us for a free online demonstration of ProSystem fx Practice Management.

ProSystem fx Practice Management goes beyond meeting your firms basic needs, offering you a full-featured software program designed to manage every aspect of your business. You will be introduced to this exciting practice management system in an interactive, 1 hour web-based presentation that shows you how to take advantage of the programs many modules. Using the latest .Net technology, this powerful program includes:

Time and expense entry

Billing and AR

Standard reporting and custom report capabilities

Contact management that gives your marketing a boost with the ability to generate mass emails, labels, and letters

ProSystem fx Practice Management's flexibility and customization capabilities make the program an excellent choice for any size accounting firm.

Available Sessions for this Seminar:

December 11, 2014 1:00 PM - 1:30 PM EST
December 18, 2014 2:00 PM - 2:30 PM EST
January 08, 2015 2:00 PM - 2:30 PM EST
January 15, 2015 2:00 PM - 2:30 PM EST
January 22, 2015 2:00 PM - 2:30 PM EST
January 29, 2015 2:00 PM - 2:30 PM EST

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Cantax Productivity Seminars - Fall 2014

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Published On :: Tue, 30 Sep 2014 13:34:30 GMT

Experience the productivity-boosting power of this full-day seminar! These interactive, information-packed sessions are an excellent opportunity for both new and experienced Cantax users to brush up on their "Cantax know-how" and get valuable information they need to prepare T1 personal and T2 corporate returns efficiently.

Available Sessions for this Seminar:

December 10, 2014 9:00 AM - 4:00 PM EST
December 11, 2014 9:00 AM - 4:00 PM EST

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Groundswell rising: protecting our children's air & water

By library.mit.edu
Published On :: Sun, 10 Jan 2016 06:17:19 EST

Hayden Library - TD195.G3 G76 2014

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