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:
Jun. 09, 2020

Filed:

Aug. 10, 2016
Applicant:

Exxonmobil Chemical Patents Inc., Baytown, TX (US);

Inventors:

Matthew W. Holtcamp, Huffman, TX (US);

Gregory S. Day, College Station, TX (US);

John R. Hagadorn, Houston, TX (US);

Patrick J. Palafox, Hattiesburg, MS (US);

Ramyaa Mathialagan, Mont Belvieu, TX (US);

Jo Ann M. Canich, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/642 (2006.01); C08F 4/6592 (2006.01); C08F 10/02 (2006.01); C08F 210/16 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 10/02 (2013.01); C08F 4/65912 (2013.01); C08F 4/65916 (2013.01); C08F 4/659 (2013.01); C08F 4/65925 (2013.01); C08F 4/65927 (2013.01); C08F 210/16 (2013.01);
Abstract

This invention relates to organoaluminum compounds, organoaluminum activator systems, preferably supported, to polymerization catalyst systems containing these activator systems, and to polymerization processes utilizing the same. In particular, this invention relates to catalyst systems comprising ion-exchange layered silicate, a catalyst compound, an activator and an aluminum compound represented by formula: Al(R')(R″), wherein each R′, independently, is a C-Chydrocarbyl group; each R″, independently, is a C-Chydrocarbenyl group; and v is from 0.1 to 3.


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