Study of the active site and activation
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Gwanghoon Kwag; Jung Goo Lee; Hosull Lee; Sunghyun Kim
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Article
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2003
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Elsevier Science
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English
β 218 KB
The catalytic activation process of the Ni-based Ziegler-Natta catalyst composed of Ni(naphthenate) 2 , catalytic amount of 1,3-butadiene, BF 3 β’OEt 2 and AlEt 3 , is spectroscopically observed by using synchrotron X-ray absorption and crystal field spectroscopies, and an optimum model of the nickel