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Non-metallocene group 4 organometallic complexes as catalysts for olefin polymerization: synthesis and catalytic activity of the cationic complex [Zr(CH2Ph)3]+ [B(CH2Ph) (C6F5)3]−

✍ Scribed by Claudio Pellecchia; Alfonso Grassi; Adolfo Zambelli


Publisher
Elsevier Science
Year
1993
Weight
616 KB
Volume
82
Category
Article
ISSN
0304-5102

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Polymerization of propylene was conducted at 0 -150°C with the [ArN(CH2)3NAr]TiClz (Ar = 2,6-'Pr2C6H3) complex using a mixture of ~a l k y l a l u m i n i ~ (AIR3, R = methyl, ethyl and isobutyl) and Ph3CB(C&& as cocatalyst. When AlMe3 or AlEt3 was employed, atactic polypropylene (PP) was selectivel