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:
Dec. 20, 2016
Filed:
Jan. 05, 2012
Applicants:
Martin Anker, Hisings Karra, SE;
Svein Jamtvedt, Stathelle, NO;
Inventors:
Martin Anker, Hisings Karra, SE;
Svein Jamtvedt, Stathelle, NO;
Assignee:
BOREALIS AG, Vienna, AT;
Primary Examiner:
Int. Cl.
CPC ...
F16L 9/12 (2006.01); C08K 5/33 (2006.01); F16L 9/133 (2006.01); C08K 5/32 (2006.01); C08K 5/3435 (2006.01); C08K 5/3462 (2006.01); F16L 9/127 (2006.01);
U.S. Cl.
CPC ...
C08K 5/33 (2013.01); C08K 5/32 (2013.01); C08K 5/3435 (2013.01); C08K 5/3462 (2013.01); F16L 9/12 (2013.01); F16L 9/127 (2013.01); F16L 9/133 (2013.01); Y10T 428/139 (2015.01); Y10T 428/1393 (2015.01);
Abstract
A polyolefin pipe having a polyolefin base resin (A) including a lower molecular weight fraction and a higher molecular weight fraction, stabilized with at least one stabilizer (B) having a formula: and at least one stabilizer (C) having a formula: wherein the substituents are as described in the specification. The composition demonstrates acceptable stability and low migration of additional additives from the pipe.