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:
Feb. 13, 2024
Filed:
Nov. 04, 2019
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Anantharaman Dhanabalan, Geleen, NL;
Shaneesh Vadake Kulangara, Geleen, NL;
Maria Soliman, Geleen, NL;
Radha Kamalakaran, Geleen, NL;
Anshita Sudarshan, Geleen, NL;
Sadasivam Gopalakrishnan, Geleen, NL;
Anirban Ganguly, Geleen, NL;
SABIC GLOBAL TECHNOLOGIES B.V., Bergen Op Zoom, NL;
Abstract
A polyethylene composition having increased environmental stress crack resistance comprises a polymer blend of a multimodal high density polyethylene (HDPE) and an additive of at least one of a polycarbonate-siloxane copolymer, a polyethylene glycol (PEG) having an average molecular weight (Mw) of at least 2000, and a random block copolymer comprising two different saturated alkane blocks between two aromatic hydrocarbon blocks. The additive is present in the polymer blend in an amount of from 1 wt. % or less by weight of the polymer blend.