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:
Sep. 27, 2022
Filed:
Jan. 22, 2018
Applicant:
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Inventors:
Ajay Kumar Taraiya, Geleen, NL;
Maria Soliman, Geleen, NL;
Assignee:
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 55/26 (2006.01); B29C 55/00 (2006.01); B29K 23/00 (2006.01); B29L 23/00 (2006.01);
U.S. Cl.
CPC ...
B29C 55/26 (2013.01); B29C 55/005 (2013.01); B29K 2023/065 (2013.01); B29K 2023/0625 (2013.01); B29K 2023/0633 (2013.01); B29K 2995/0063 (2013.01); B29L 2023/22 (2013.01);
Abstract
The invention relates to a process for producing a biaxially oriented pipe by a) forming a polyethylene composition into a tube, wherein the polyethylene composition comprises high density polyethylene (HDPE) and a second polyethylene selected from linear low density polyethylene (LLDPE), low density polyethylene (LDPE) and a combination of LLDPE and LDPE and b) stretching the tube of step a) in the axial direction and peripheral direction to obtain the biaxially oriented pipe.