Patent · US Expired

Process for the production of isocyanates

US7504533B2 · kind B2 · utility

2Cited by

25References

13Claims

0Family size

Assignee

Bayer MaterialScience AG · DE

Inventors

Matthias Böhm · Leverkusen, DE
Wolfgang Lorenz · Dormagen, DE
Bill Brady · Goldkronach, DE
Donald L. Pferdehirt · Diemelstraße, US

Key dates

Filing date	Apr 24, 2006
Grant date	Mar 17, 2009
Priority date	—
Expiry date	Apr 24, 2026

Classification

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

Abstract

Isocyanates are produced by

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