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:
Jul. 13, 2010
Filed:
Aug. 06, 2003
Donald R. Loveday, Houston, TX (US);
David H. Mcconville, Houston, TX (US);
John F. Szul, Nitro, WV (US);
Kersten Anne Erickson, South Charleston, WV (US);
Simon Mawson, Charleston, WV (US);
Tae Hoon Kwack, Belle Mead, NJ (US);
Frederick J. Karol, Belle Mead, NJ (US);
David James Schreck, Cross Lanes, WV (US);
Donald R. Loveday, Houston, TX (US);
David H. McConville, Houston, TX (US);
John F. Szul, Nitro, WV (US);
Kersten Anne Erickson, South Charleston, WV (US);
Simon Mawson, Charleston, WV (US);
Tae Hoon Kwack, Belle Mead, NJ (US);
Frederick J. Karol, Belle Mead, NJ (US);
David James Schreck, Cross Lanes, WV (US);
Univation Technologies, LLC, Houston, TX (US);
Abstract
The present invention is directed to a bimodal polyethylene comprising ethylene derived units and units derived from at least one of a Cto Colefin; wherein the polyethylene has a density of from 0.940 to 0.970 g/cm; an I/Iof 80 or more; a residual Group 4 metal content of 2.0 ppm or less: a Mw/Mn of from 20 to 60; and wherein the polyethylene comprises a high molecular weight component and a low molecular weight component, the high molecular weight component present from 40 to 60 weight percent based on the total polyethylene, and wherein the bimodal polyethylene has a weight avenge molecular weight Mw of 180,000 a.m.u. or more.