Patent · US Active

Method for producing expanded granules

US10005218B2 · kind B2 · utility

7Cited by

4References

7Claims

0Family size

Assignee

BASF SE

Inventors

Hans Rudolph · Krefeld, DE
Rainer Klostermann · Ketsch, DE
Torben Kaminsky · Bohmte, DE
Bernd Lohaus · Hemsloh, DE
Jürgen Ahlers · Groß-Rohrheim, DE
Bernhard Schmied · Bischofswerda, DE
Peter Gutmann · Ludwigshafen am Rhein, DE
Klaus Hahn · Lampertheim, DE
Frank Prissok · Bohmte, DE
Elke Marten · Ostercappeln, DE
Christian Däschlein · Mannheim, DE

Key dates

Filing date	Apr 12, 2013
Grant date	Jun 26, 2018
Priority date	—
Expiry date	Nov 8, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2377/00
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a process for production of expanded pellets from a polymer melt comprising a blowing agent, said process comprising the steps of:

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