US 2012/0259139 A1Published application

Method for preparing higher ethanolamines

AssigneeBASF SE

InventorsWolfgang Mägerlein, Johann-Peter Melder, Jörg Pastre, Jan Eberhardt, Thomas Krug, Mirko Kreitschmann

Life of this patent

Estimating the term…

Abstract

The present invention relates to a process for preparing ethanolamines by reacting glycolaldehyde with monoethanolamine and/or diethanolamine in the presence of a catalyst.

Claims14

Dependent claims

1-13. (canceled)

Dependencies are inferred from the claim text.

Facts

Application: 13/516,521Filed 13 Dec 2010
Priority: EP 09179708.417 Dec 2009
Published: 11 Oct 2012
Term ends: Not estimatedThe source records don’t support an estimate.

Classification5 codes

C07C 209/26
By reductive alkylation of ammonia, amines or compounds having groups reducible to amino groups, with carbonyl compounds: by reduction with hydrogen
C07C 213/08
Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same…: by…
C07C 215/10
And acyclic: with one amino group and at least two hydroxy groups bound to the carbon skeleton
C07C 215/12
And acyclic: the nitrogen atom of the amino group being further bound to hydrocarbon groups substituted by hydroxy groups

Family

US 8,742,174 B2Related patent
US 2012/0259139 A1This patent

From the US filing history. Foreign family members aren’t listed.

Timeline

Citations

Open elsewhere

patentgrep

Loading patent…

patentgrepSearch patents

Back to results