Patent · US Active

Process and apparatus for continuous high temperature short-time alkoxylation (ethoxylation, propoxylation) of chemical substances with active hydrogen atoms

US9242217B2 · kind B2 · utility

0Cited by

5References

22Claims

0Family size

Assignee

Buss ChemTech AG · CH

Inventors

Rudolf Aigner · Burgkirchen an der Alz, DE
David Hirsch · Orchard Park, US
Alfred Lagnaz · Liestal, CH

Key dates

Filing date	Oct 12, 2011
Grant date	Jan 26, 2016
Priority date	—
Expiry date	Aug 25, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G65/2696
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Disclosed is a process for continuously reacting liquid alkylene oxide with a liquid substance including an organic compound with active hydrogen atoms and a catalyst in a reactor.

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