Patent · US Active

Process for working up particulate crude polyoxymethylene

US8859721B2 · kind B2 · utility

1Cited by

2References

10Claims

0Family size

Assignee

BASF SE

Inventors

Jürgen Deininger · Oftersheim, DE
Jürgen Demeter · Bischofswerda, DE
Rüdiger Häffner · Neustadt, DE
Ralf Schulz · Speyer, DE
Achim Stammer · Freinsheim, DE

Key dates

Filing date	Aug 9, 2012
Grant date	Oct 14, 2014
Priority date	—
Expiry date	Sep 4, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L59/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a process for working up particulate crude polyoxymethylene, which comprises the following steps:

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