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Synthesis, characterization and photovoltaic performances of D–A copolymers based on BDT and DBPz: the largely improved performance caused by additional thiophene blocks
关键字:solar cells, thiophene, copolymers
Two new low bandgap copolymers, PBDT-DBPz and PBDT-DTDBPz, were prepared, in which the only difference was the additional added thiophene bridge between the BDT donor unit and DBPz acceptor unit for PBDT-DTDBPz. In addition to the improvements of UV-vis absorption and hole mobility, the PSC based on PBDT-DTDBPz:PC71BM demonstrated a power conversion efficiency of 4.75%, much higher&nbs...
http://www.polymer.cn/research/sy_info17330 |
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High Mechanical Performance of Layered Graphene Oxide/Poly( vinyl alcohol) Nanocomposite Films
关键字: Graphene oxide, Nanocomposites, Hydrogen-bonding, Strength, Toughnes The design and fabrication of strong, lightweight, and damage-resistant composite materials are major topics of studies on composite. Biomimetics, a developing multidisciplinary field, is now leading the fabrication of novel materials&nbs...
http://www.polymer.cn/research/sy_info15181 |
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A Polyaniline/Mn02/Graphite felt Nanocomposite Prepared By Interfacial Chemical Technique And Its High Electrochemical Performance For Supercapacitors
关键字:Conducting polymer, Manganese dioxide, Graphite felt, Supercapacitors Polyaniline/Mn02/graphite felt (PMGF) composite,which can be used as a novel free-standing, flexible electrode for supercapacitors, was prepared through interfacial chemical technique, and the effects of react temperature on the morphology and the electrochemical properties of the composite were investigated.
http://www.polymer.cn/research/dis_info18983 |
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Preparation and performance study oflithium-ion battery separator modified by PAN-electrospinning fibers
关键字:Polyacrylonitrile, lithium battery separator, electrostatic spinning References Since Sony Company succeed in inventing lithium-ion battery in 1900, lithium-ion battery had
developed in an incredible speed because ofits high energy density, long circulation period and good electronic quality. Now, lithium-ion battery has been widely used in cell phones, laptops, cameras,video recorders, and other electronic products[l]. Lithium-ion battery is made of electrode,electrolyte,...
http://www.polymer.cn/research/dis_info18822 |
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Vacuum Infusion Thermoplastic Composites for Natural Fiber Fabric Reinforced Anionic Polyamide-6
关键字:vacuum infusion process , anionic polyae-6 , natural fiber fabric , performance In order to manufacture larger, thicker, more homogeneous and complicated thermoplastic composites than currently can be achieved by melt processing, a vacuum infusion process is currently being developed using a reactive ...
http://www.polymer.cn/research/dis_info17310 |
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Flow-induced Morphologies of Poly(lactic acid) and Ramie Fibers in Injection-molded Biocomposites
关键字:pla, natural fiber, renewable biocomposites, morphology, performance The poly (lactic acid) (PLA)/ramie fiber biocomposites were fabricated by extrusion compounding followed by injection molding, and further attempts were made to understand the flow-induced morphology of ramie fibers and PLA&nb...
http://www.polymer.cn/research/dis_info17300 |
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High Mechanical Performance of Layered Graphene Oxide/Poly( vinyl alcohol) Nanocomposite Films
关键字: Graphene oxide, Nanocomposites, Hydrogen-bonding, Strength, Toughnes The design and fabrication of strong, lightweight, and damage-resistant composite materials are major topics of studies on composite. Biomimetics, a developing multidisciplinary field, is now leading the fabrication of novel materials&nbs...
http://www.polymer.cn/research/dis_info17246 |
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The influence of chain extender on the performance of poly (3-hydroxybutyrate-co-4-hydroxybutyrate)
关键字:poly (3-hydroxybutyrate-co-4-hydroxybutyrate); chain extender; rheological property; fracture strength In our research, optical microscope, capillary rheometer, and single fiber electronic tensile strength tester are used to investigate the influence of chain extender on the performance of P(3HB-4HB). The results show that the introduct...
http://www.polymer.cn/research/dis_info14103 |
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Relationship study between modal/cotton blended ratio and wear comfort performance
关键字:modal/cotton, moisture adsorption, moisture permeability, air permeability, wear comfort performance This article studies the relationship between the wear comfort performance and blended ratio of modal/cotton fabric. 7 sorts of modal/cotton blended yarns are prepared with different blended ratio. The wear comfort performance of modal...
http://www.polymer.cn/research/dis_info11707 |
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Study of wearable and comfortable properties of the new viscose knitted fabric made of bast fibers pulp
关键字:Viscose fiber, Knitting, Evaluation, Cool comfort performance The new cellulose fiber with commercial name Shengma was produced by rayon spinning technology from jute and kenaf pulp. Shengma yarn was knitted into interlock fabric. The air permeability, moisture permeability, thermal comfortableness&nb...
http://www.polymer.cn/research/dis_info11682 |
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