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.:
Date of Patent:
May. 13, 2014
Filed:
Dec. 03, 2010
Teresa P. Karjala, Lake Jackson, TX (US);
Sean W. Ewart, Pearland, TX (US);
Christopher R. Eddy, Lake Jackson, TX (US);
Alfred E. Vigil, Jr., Houston, TX (US);
Mehmet Demirors, Pearland, TX (US);
Sarat Munjal, Lake Jackson, TX (US);
Wallace W. Yau, Pearland, TX (US);
Teresa P. Karjala, Lake Jackson, TX (US);
Sean W. Ewart, Pearland, TX (US);
Christopher R. Eddy, Lake Jackson, TX (US);
Alfred E. Vigil, Jr., Houston, TX (US);
Mehmet Demirors, Pearland, TX (US);
Sarat Munjal, Lake Jackson, TX (US);
Wallace W. Yau, Pearland, TX (US);
Dow Global Technologies LLC, Midland, MI (US);
Abstract
A process is taught, comprising polymerizing ethylene in the presence of a catalyst to form a crystalline ethylene-based polymer having a crystallinity of at least 50% as determined by DSC Crystallinity in a first reactor or a first part of a multi-part reactor and reacting the crystalline ethylene-based polymer with additional ethylene in the presence of a free-radical initiator to form an ethylenic polymer in at least one other reactor or a later part of a multi-part reactor.