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. 19, 2026
Filed:
Oct. 19, 2021
Sabic Global Technologies B.v., Bergen op Zoom, NL;
Ronald Julianus Peter Schipper, Brunssum, NL;
Christelle Marie Helene Grein, Aachen, DE;
Cristina Rodriguez Iglesias, Maastricht, NL;
SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;
Abstract
A compounding extruder includes a melting section having a first cylindrical tube having a first inlet to receive a propylene polymer and a first outlet to discharge a first melt composition and a first screw arranged in the first cylindrical tube and having a first length, a first outer screw diameter Do1 and a first inner screw diameter to convey the propylene polymer and to the first outlet and a mixing section comprising a second cylindrical tube having a second inlet to receive, the first melt composition from the first outlet, an end having a second outlet and a side inlet between the second inlet and the second outlet to receive a further component, and a second screw arranged in the second cylindrical to convey the first melt composition and the further component to the second outlet, wherein Do1 is 0.82 to 1.2×Do2.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile