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:
May. 19, 2020

Filed:

Jan. 25, 2018
Applicant:

Equistar Chemicals, Lp, Houston, TX (US);

Inventors:

Chun D. Lee, Cincinnati, OH (US);

Mick C. Hundley, Loveland, OH (US);

Cindy Flenniken, Clarksville, OH (US);

Assignee:

Equistar Chemicals, LP, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 255/02 (2006.01); C08J 3/24 (2006.01); C08F 110/02 (2006.01); C08L 23/30 (2006.01); C08K 5/14 (2006.01); C08L 23/06 (2006.01); C08L 23/26 (2006.01);
U.S. Cl.
CPC ...
C08F 255/023 (2013.01); C08F 110/02 (2013.01); C08J 3/24 (2013.01); C08K 5/14 (2013.01); C08L 23/06 (2013.01); C08L 23/26 (2013.01); C08L 23/30 (2013.01); C08J 2323/06 (2013.01); C08L 2203/16 (2013.01); C08L 2203/202 (2013.01); C08L 2205/025 (2013.01); C08L 2207/062 (2013.01); C08L 2314/02 (2013.01);
Abstract

The present disclosure provides a peroxide-modified polyethylene, related compositions, and wire-and-cable products made therefrom. The process for preparing the peroxide-modified polyethylene including the steps of: (A) preparing a first Ziegler-Natta-catalyzed polyethylene in a first reactor; (B) transferring the first Ziegler-Natta-catalyzed polyethylene from the first reactor to a second reactor; (C) admixing a first amount of an organic peroxide to the second reactor; (D) reacting the organic peroxide with a polyethylene composition made from or containing the first Ziegler-Natta-catalyzed polyethylene, thereby coupling the polyethylene components and forming the peroxide-modified polyethylene; and (E) collecting the peroxide-modified polyethylene.


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