SELECT PHENOL-HETEROCYCLE LIGANDS, METAL COMPLEXES FORMED THEREFROM, AND THEIR USES AS CATALYSTS
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United States of America Patent
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Issued Date -
Nov 19, 2009
app pub date -
May 15, 2008
filing date -
May 15, 2008
priority date (Note) -
Abandoned
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Abstract
Select phenol-heterocycle ligands, metal-ligand compositions or complexes formed therefrom, and their use as catalysts in polymerization reactions and other transformations are disclosed herein. The catalysts have high performance characteristics, including the ability to catalyze reactions at high temperatures. The catalysts are particularly well-suited for the polymerization of olefins, including the polymerization of styrene to form polystyrene.
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