Physical aging of syndiotactic polypropy
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L. Guadagno; C. Fontanella; V. Vittoria; P. Longo
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Article
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1999
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John Wiley and Sons
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English
โ 163 KB
๐ 2 views
Syndiotactic polypropylene (sPP) was quenched from the melt in an icewater bath, and changes in the structural organization, during the aging time, were followed by X-rays, differential scanning calorimetry, and transport properties of dichloromethane at low activities. After 1 month, an increase of