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. 21, 2013
Filed:
Dec. 17, 2009
Per-ola Hagstrand, Stenungsund, SE;
Martin Anker, Hisings Karra, SE;
Tanja Piel, Stenungsund, SE;
Svein Jamtvedt, Stathelle, NO;
Per-Ola Hagstrand, Stenungsund, SE;
Martin Anker, Hisings Karra, SE;
Tanja Piel, Stenungsund, SE;
Svein Jamtvedt, Stathelle, NO;
Borealis AG, Vienna, AT;
Abstract
The present invention relates to a polyolefin composition with increased resistance to degradation caused by ClO-containing water and to a pipe made of such a polyolefin composition. The present invention further relates to the use of the polyolefin composition for the production of a pipe and to the use of a combination of particular types of antioxidants for increasing the resistance of the polyolefin composition against degradation caused by contact with ClO-containing water.