Development ofβandαisotactic polypropyle
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Strashimir Djoumaliisky; Maria Luisa Cerrada; Tatyana Dobreva; Peter Zipper
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Article
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2010
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Versita
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English
⚖ 911 KB
## Abstract Structural foam moldings, composed of three co-axial cylinders differing in diameter (10 mm, 20 mm, and 30 mm) and length, were produced from isotactic polypropylene (PP) and 0.5 mass % 1,1′-azobisformamide on an in-line injection molding machine in a mould cavity pre-pressurized with n