Patent · US Active

Extrusion additive manufacturing process for producing polyethylene articles

US12187877B2 · kind B2 · utility

0Cited by

0References

8Claims

0Family size

Assignees

Basell Polyolefine GmbH · DE
Albert-Ludwigs-Universitaet Freiburg · DE

Inventors

Shahram Mihan · Bad Soden, DE
Erik Hans Licht · Mainz, DE
Rolf Mulhaupt · Marly, CH
Carl Gunther Schirmeister · Denzlingen, DE
Timo Hees · Mainz, DE

Key dates

Filing date	Feb 12, 2020
Grant date	Jan 7, 2025
Priority date	—
Expiry date	Jul 25, 2041

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/03
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

An extrusion additive manufacturing process including the step of extruding a polyethylene composition having a melt flow index MIE of at least 0.1 g/10 min., the composition made from or containing:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.