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US 12,612,476 B2Granted
Polymerization method of ultra high molecular weight polyethylene and method for preparing catalyst thereof
AssigneeHanwha Totalenergies Petrochemical Co., Ltd.
InventorsSeung Yeop Lee, Jin Woo Lee
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Abstract
The present disclosure provides a method for polymerizing ultra-high molecular weight polyethylene and a method for preparing the catalyst thereof by reacting a main catalyst, a cocatalyst mixed with two or more types of organoaluminum, and an organosilane compound in the polymerization of ultra-high molecular weight polyethylene to have high activity, high bulk density, and high molecular weight while simultaneously having low particle agglomeration.
Claims9
A method for polymerizing ultra-high molecular weight polyethylene, the method comprising:
- reacting a main catalyst including a titanium active site, an organoaluminum cocatalyst mixed with two or more types of organoaluminum, and an organosilane compound to polymerize ultra-high molecular weight polyethylene.
Dependencies are inferred from the claim text.