06.04.2013 | Bo Geun Song, Young Heon Choi, Son‐Ki Ihm, Journal of Applied Polymer Science, 2013

Abstract Copolymerization of propylene and ethylene and terpolymerization of propylene, ethylene, and 1‐butene were carried out to compare the characteristics of diether‐ and phthalate‐based Ziegler‐Natta catalysts in a reaction system of pilot scale. The ethylene incorporation with the ...

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06.04.2013 | Ali Ebrahimi Jahromi, Ahmad Arefazar, Omid Moini Jazani, Morteza Ganjaee Sari, Mohammad Reza Saeb, Mohammad Salehi, Journal of Applied Polymer Science, 2013

Abstract Applying the Taguchi method of experimental design, we prepared various polyamide 6 (PA6)/acrylonitrile butadiene rubber (NBR)/nanoclay nanocomposites under different processing conditions by melt mixing in an internal mixer. The effects of the processing variables, including the ...

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05.04.2013 | Yong Zhu, Yuntao Xu, Guangsu Huang, Journal of Applied Polymer Science, 2013

Abstract A series of novel thermosensitive polymers were synthesized with acrylamide and thermosensitive macromonomers by radical polymerization in water solution. The structures of the copolymers were characterized by 1H‐NMR. The effects of the polymer concentration, NaCl concentration, ...

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05.04.2013 | Aneesh Kumar Kottaran Veedu, Ravikumar Harijan Basavaraju, Ranganathaiah Chikkakuntappa, Journal of Applied Polymer Science, 2013

Abstract Annealing studies have been carried out to understand the temperature induced microstructural changes in Bakelite (P‐120 NEMA LI‐1989 Grade XXX) Resistive Plate Chamber (RPC) detector material using Positron annihilation lifetime spectroscopy (PALS), Fourier transform infrared ...

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03.04.2013 | Jörg Guido Schauberger, Gisbert Riess, Wolfgang Kern, Journal of Applied Polymer Science, 2013

Abstract A cation‐exchanged montmorillonite clay is prepared as filler material with high dispersibility, that should act as Fe3+‐donor for photochemical crosslinking of PVA/Fe3+‐MMT materials with filler contents of up to 50 wt % with regard to the polymer matrix. Hence, no organic ...

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03.04.2013 | Wang Tao, Wu Wei, Chen Yu, Wu Ren, Luo Qiaoling, Journal of Applied Polymer Science, 2013

Abstract Blends of poly(ethylene terephthalate) and poly(ethylene‐2,6‐naphthalate) (70 : 30 w/w) were prepared via a melt‐mixing process at 280°C with various mixing times. The melt‐mixed blends were analyzed by magnetic resonance spectroscopy, differential scanning calorimetry, dynamic ...

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03.04.2013 | Stephan Sprenger, Journal of Applied Polymer Science, 2013

Abstract Surface‐modified silica nanoparticles, 20 nm in size and with a very narrow particle size distribution, have been available as concentrates in epoxy resins in industrial quantities for the last 10 years. They can be used in epoxy resin formulations to improve many different ...

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03.04.2013 | Mariko Yoshioka, Yoshiyuki Nishio, Daisuke Saito, Hironori Ohashi, Masayuki Hashimoto, Nobuo Shiraishi, Journal of Applied Polymer Science, 2013

Abstract The liquefaction of starch in the presence of commercial polyol resulted in liquefaction products (LPs) with much lower hydroxyl values compared to those resulting from glycerol liquefaction. With the use of the obtained LPs (as initiators) and a catalytic amount of potassium ...

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03.04.2013 | Ladan As'habi, Seyed Hassan Jafari, Hossein Ali Khonakdar, Bernd Kretzschmar, Udo Wagenknecht, Gert Heinrich, Journal of Applied Polymer Science, 2013

Abstract Polylactide (PLA)/linear low‐density polyethylene (LLDPE), (PLA/LLDPE), blends and nanocomposites were prepared by melt mixing process with a view to fine tune the properties. Two different commercial‐grade nanoclays, Cloisite® 30B (30B) and Cloisite® 15A (15A) were used. A ...

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03.04.2013 | Tao Wan, Runqiu Huang, Qihua Zhao, Lei Xiong, Lei Luo, Xuemei Tan, Guojun Cai, Journal of Applied Polymer Science, 2013

Abstract A corn stalk‐composite superabsorbent with water absorbency of 660 g/g within 30 min, was prepared by graft copolymerization with acrylic acid (AA), acrylamide (AM), sodium 4‐styrenesulfonate (SSS), and corn stalk in aqueous solution after the pretreatment of corn stalks (CS), ...

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