Patent · US Active

Process for preparing isocyanates

US8273915B2 · kind B2 · utility

2Cited by

4References

20Claims

0Family size

Assignee

BASF SE

Inventors

Bernd Rumpf · Hockenheim, DE
Michael Bock · Ruppertsberg, DE
Martin Fiene · Niederkirchen, DE
Eckhard Stroefer · Mannheim, DE

Key dates

Filing date	Aug 27, 2008
Grant date	Sep 25, 2012
Priority date	—
Expiry date	Apr 22, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C263/20
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention provides a process for preparing polyisocyanates, comprising the steps of

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