The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6780808 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 24, 2004

Filed:

Jul. 15, 2002
Applicant:
Inventors:

Burkhard Eric Wagner, Highland Park, NJ (US);

Robert James Jorgensen, Belle Mead, NJ (US);

Cynthia Anne Hepburn, Edison, NJ (US);

Assignee:

Univation Technologies, LLC, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 3/100 ; B01J 3/700 ; C08F 4/02 ; C08F 4/60 ;
U.S. Cl.
CPC ...
B01J 3/100 ; B01J 3/700 ; C08F 4/02 ; C08F 4/60 ;
Abstract

A magnesium halide composition comprising and/or made from a magnesium halide, a solvent suitable for an electron donor compound and an electron donor compound. The composition is characterized by enhanced solubility whereby it has a solubility in the solvent that does not decrease as a function of temperature up to the boiling point of the solvent and the solubility of the magnesium halide in the solvent is greater than 0.7 mol/liter. A polymerization catalyst precursor composition can be made from magnesium halide composition by mixing the magnesium halide composition with a transition metal compound.


Find Patent Forward Citations

Wagner, Burkhard. (2004). Enhanced solubility of magnesium halides and catalysts and polymerization process using same (U.S. Patent No. 6780808). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6780808

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