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Polymer blends of polypropylene with polydialkylsiloxane

✍ Scribed by Yukio Mizutani; Shinichi Kawahara; Masahiro Takesue; Shingo Matsui; Hidetoshi Kawamura


Publisher
John Wiley and Sons
Year
1998
Tongue
English
Weight
406 KB
Volume
67
Category
Article
ISSN
0021-8995

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✦ Synopsis


Polypropylene was blended with polydialkylsiloxane (alkyl : propyl and octyl). Some properties of the resultant polymer blends were investigated: the melt flow index at 230ЊC, bending modulus, and Izod impact strength. Furthermore, their morphology was observed using scanning and transmission electron microscopes. It was elucidated that polydipropylsiloxane and polydioctylsiloxane, which are finely dispersed as ciliated islands in the sea of polypropylene, are effective to increase the melt flow index and Izod impact strength of the polymer blends.


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