High pressure polymerisation process for the preparation of polyethylene
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United States of America Patent
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Oct 4, 2016
Grant Date -
Feb 11, 2016
app pub date -
Mar 27, 2014
filing date -
Mar 28, 2013
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Abstract
The invention relates to a high pressure polymerisation process for the preparation of the polyethylene wherein the polymerisation process takes place in the presence of a cobalt containing complex. The cobalt containing complex may be a complex according to Formula (I): Formula (I) wherein y1, y2, y3 and y4 may, independently of one another be the same or different, H, (C1C20) alkyl, (C5-C20) cycloalkyl, (C6-C10) aryl radical, phenyl or hydroxy-phenyl.
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