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Polymerization of ethylene and propylene by SiO2/TiCl4/EtxAlCl3−x catalysts

✍ Scribed by O.H. Ellestad


Publisher
Elsevier Science
Year
1985
Weight
932 KB
Volume
33
Category
Article
ISSN
0304-5102

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## Abstract An ethylene–propylene copolymer synthesized with a Ziegler–Natta catalyst was fractionated by a combination of dissolution/precipitation and temperature‐gradient extraction fractionation. The fractions were characterized with ^13^C‐NMR, differential scanning calorimetry, and wide‐angle