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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 9243090 B1

PDFFull Text
Date of Patent:
Jan. 26, 2016

Filed:

May. 15, 2014

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

Applicant:

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

Inventors:

Daniel J. Arriola, Midland, MI (US);

Edmund M. Carnahan, Fresno, TX (US);

Yunwa Wilson Cheung, Lake Jackson, TX (US);

David D. Devore, Midland, MI (US);

David D. Graf, Midland, MI (US);

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

Roger L. Kuhlman, Charleston, WV (US);

Colin Li Pi Shan, Pearland, TX (US);

Benjamin C. Poon, Lake Jackson, TX (US);

Gordon R. Roof, Midland, MI (US);

James C. Stevens, Richmond, TX (US);

Pamela J. Stirn, Midland, MI (US);

Timothy T. Wenzel, Charleston, WV (US);

Assignee:

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

Attorney:

Whyte Hirschboeck Dudek S.C.

Primary Examiner:

Irina S Zemel

Assistant Examiner:

Jeffrey Lenihan

Int. Cl.
CPC ...
C08F 10/00 (2006.01); C08F 2/38 (2006.01); C08F 210/14 (2006.01); C08F 297/08 (2006.01); C08F 4/6592 (2006.01); B32B 27/32 (2006.01); C08F 297/00 (2006.01); C08L 23/08 (2006.01); C08F 4/659 (2006.01); C08F 110/02 (2006.01); C08L 23/02 (2006.01); C08L 23/10 (2006.01);
U.S. Cl.
CPC ...
C08F 210/14 (2013.01); B32B 27/32 (2013.01); C08F 10/00 (2013.01); C08F 297/00 (2013.01); C08F 297/08 (2013.01); C08L 23/0815 (2013.01); C08F 4/65908 (2013.01); C08F 4/65912 (2013.01); C08F 4/65925 (2013.01); C08F 110/02 (2013.01); C08F 2410/04 (2013.01); C08F 2420/02 (2013.01); C08L 23/02 (2013.01); C08L 23/10 (2013.01);
Abstract

A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining:

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