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. 18, 2007
Jennifer Kipke, Hamburg, DE;
Shahram Mihan, Bad Soden, DE;
Rainer Karer, Kaiserslautern, DE;
Harald Schmitz, Weinheim, DE;
Jennifer Kipke, Hamburg, DE;
Shahram Mihan, Bad Soden, DE;
Rainer Karer, Kaiserslautern, DE;
Harald Schmitz, Weinheim, DE;
Basell Polyolefine GmbH, Wesseling, DE;
Abstract
A multimodal polyethylene composition comprising at least three ethylene polymer fractions having distinct molecular weights or comonomer contents, the at least three ethylene polymer fractions comprising at least one first ethylene polymer fraction having a first molecular weight, at least one second ethylene polymer fraction having a second molecular weight higher than the first molecular weight, and at least one third ethylene polymer fraction having a third molecular weight higher than the first molecular weight, wherein the at least one first ethylene polymer fraction and the at least third ethylene polymer fraction are prepared by the use of a first and, respectively, third catalyst of the single site type.