Ligand compound, chromium compound and catalyst system including the same
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United States of America Patent
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Sep 1, 2015
Grant Date -
Jan 8, 2015
app pub date -
May 10, 2013
filing date -
May 10, 2012
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Abstract
The present invention relates to a ligand compound, a chromium compound, and a catalyst system including the same. The catalyst system including the ligand compound or chromium compound according to the present invention exhibits high catalytic activity in ethylene oligomerization reaction, and therefore, polyethylene can be prepared using a small amount of comonomers or using only ethylene without comonomers.
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