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3.483 Aktuelle Fachpublikationen zum Thema temperature

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Miscibility behavior of epoxy thermosets loaded with an oligophosphonate

30.12.2014 | Ionela‐Daniela Carja, Diana Serbezeanu, Tachita Vlad‐Bubulac, Corneliu Hamciuc, Vicente Forrat Pérez, Maria Dolores ..., Journal of Applied Polymer Science, 2014

ABSTRACT In this study, a commercial epoxy resin was mixed with a phosphorus‐containing oligomer and thermally cross‐linked using a mixture of two aliphatic amines as curing agents. The miscibility and the influence of the phosphorus‐containing oligomer on the characteristics of epoxy ...

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Compression molding and melt‐spinning of the blends of poly(lactic acid) and poly(butylene succinate‐co‐adipate)

30.12.2014 | Weraporn Pivsa‐Art, Sommai Pivsa‐Art, Kazunori Fujii, Keiichiro Nomura, Kiyoaki Ishimoto, Yuji Aso, Hideki Yamane, H ..., Journal of Applied Polymer Science, 2014

ABSTRACT Poly(lactic acid) (PLA) is a biobased polymer made from biomass having high mechanical properties for engineering materials applications. However, PLA has certain limited properties such as its brittleness and low heat distortion temperature. Thus, the aim of this study is to improve ...

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Viscoelastic properties of polyaniline–emeraldine base nanostructured films: Experimental results and molecular dynamics simulations

30.12.2014 | Alireza Bahramian, Journal of Applied Polymer Science, 2014

ABSTRACT Comprehensive exploration of the viscoelastic properties of polyaniline–emeraldine base (PANI–EB) nanostructured films is presented from two viewpoints of experimental study associated with dynamic mechanical thermal analysis and thermogravimetric measurements and of computational ...

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Ion‐transport study in nanocomposite solid polymer electrolytes based on chitosan: Electrical and dielectric analysis

29.12.2014 | Shujahadeen B. Aziz, Zul Hazrin Z. Abidin, Journal of Applied Polymer Science, 2014

ABSTRACT In this study, (1.1111 − x)(0.9CS–0.1NaTf)xAl2O3(0.02 ≤ x ≤ 0.1) [where CS is chitosan, NaTf is sodium triflate (NaCF3SO3), and Al2O3 is aluminum oxide] nanocomposite solid polymer electrolyte (SPE) films based on CS were prepared by a solution casting technique. X‐ray diffraction ...

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Preparation and application of sulfadiazine surface molecularly imprinted polymers with temperature‐responsive properties

29.12.2014 | Pengfei Ma, Zhiping Zhou, Wenming Yang, Bingqing Tang, Hong Liu, Wanzhen Xu, Weihong Huang, Journal of Applied Polymer Science, 2014

ABSTRACT Novel, temperature‐responsive molecularly imprinted polymers (TMIPs) based on potassium hexatitanate whiskers for selectively adsorbing sulfadiazine (SDZ) from aqueous media were prepared with methacrylic acid (MAA) and 4‐vinylpyridine (4‐VP) as cofunctional monomers and N‐isopropyl ...

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Combination of temperature and saturated vapor annealing for phase separation of block copolymer

29.12.2014 | Jan Švanda, Oleksiy Lyutakov, Vladimíra Vosmanská, Václav Švorčík, Journal of Applied Polymer Science, 2014

ABSTRACT Phase separation of block copolymer films is a perspective technique for the creation of nanostructured templates. The phase separation can be induced by thermal or vapor solvent annealing. However, a standardized and reproducible technique of the phase separation is still missing, ...

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Curing behavior and network formation of cyanate ester resin/polyethylene glycol

26.12.2014 | Junxian Ma, Xuefeng Lei, Di Tian, Liangjie Yuan, Chongshan Liao, Journal of Applied Polymer Science, 2014

ABSTRACT The mechanism and kinetics of the curing reaction of cyanate ester (CE) resin modified with polyethylene glycol were investigated by means of differential scanning calorimetry (DSC) and Fourier‐transform infrared spectroscopy (FTIR). The relationship of heat flow versus conversion ...

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Properties and curing behavior of reactive blended allyl novolak with bismaleimide using dicumyl peroxide as a novel curing agent

24.12.2014 | Hao Jiang, Rumin Wang, Shameel Farhan, Shuirong Zheng, Journal of Applied Polymer Science, 2014

ABSTRACT For reducing the cure temperature and improving the thermal stability and mechanical properties, a thermosetting resin system composed of novolak and bismaleimide (BMI) was developed by reactive blending and using dicumyl peroxide (DCP) as a novel curing agent. Novolak was allylated ...

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Effect of synthesis temperature on characteristics of PNIPAM/alginate IPN hydrogel beads

24.12.2014 | Masanori Ochi, Junichi Ida, Tatsushi Matsuyama, Hideo Yamamoto, Journal of Applied Polymer Science, 2014

ABSTRACT Poly(N‐isopropylacrylamide)/alginate interpenetrating polymer network hydrogel beads (IPN beads) were prepared via modified inverse emulsion polymerization, and the effect of the synthesis temperature on the characteristics of the IPN beads was investigated. Varying the synthesis ...

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Kinetics of the propylene polymerization with prepolymerization at high temperature using Ziegler‐Natta catalyst

24.12.2014 | Ning Tan, Luqiang Yu, Zhong Tan, Bingquan Mao, Journal of Applied Polymer Science, 2014

ABSTRACT The bulk polymerization of propylene in liquid monomers with Ziegler‐Natta catalyst at 95°C is studied, using alkyl aluminum as the cocatalyst and dicyclopentyldimethoxysilane as the external donor. The highest catalyst activity is shown at the cocatalyst/Ti molar ratio of 300, which ...

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