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.

Date of Patent:
Mar. 03, 2015

Filed:

Jan. 18, 2013
Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Phillip D. Hustad, Manvel, TX (US);

Roger L. Kuhlman, Lake Jackson, TX (US);

Robert D. J. Froese, Midland, MI (US);

Timothy T. Wenzel, Midland, MI (US);

Joseph N. Coalter, III, Katy, TX (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 210/16 (2006.01); C08F 4/642 (2006.01); C08F 4/76 (2006.01); C08F 10/00 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 4/76 (2013.01); C08F 10/00 (2013.01); C08F 210/16 (2013.01); C08F 4/65908 (2013.01); C08F 2400/02 (2013.01);
Abstract

The present invention relates to compositions and processes of making ethylene/α-olefins. More particularly, the invention relates to processes of producing ethylene/α-olefin compositions having a controlled molecular weight distribution. The molecular weight distribution is controlled, for example, by controlling the relative monomer concentrations during contact with a pre-catalyst and/or using a catalyst comprising a catalytic amount of a molecule having the structure:


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