Patent · US Active

Aqueous CO2 absorbent comprising 2-amino-2-methyl-1-propanol and 3-aminopropanol

US12420227B2 · kind B2 · utility

0Cited by

2References

8Claims

0Family size

Assignee

Aker Carbon Capture Norway AS · NO

Inventors

Karl Anders Hoff · Trondheim, NO
Thor Mejdell · Trondheim, NO
Inna Kim · Trondheim, NO
Andreas Grimstvedt · Trondheim, NO
Eirik Falck Da Silva · Trondheim, NO

Key dates

Filing date	Jun 6, 2023
Grant date	Sep 23, 2025
Priority date	—
Expiry date	Jun 6, 2043

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02C20/40
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

An aqueous CO2 absorbent comprising a combination of 2-amino-2-methyl-1-propanol (AMP) and 3-aminopropanol (AP), or AMP and 4-aminobutanol (AB), is described. A method for capturing CO2 from a CO2 containing gas using the mentioned absorbent, and the use of a combination of AMP and AP, or a combination of AMP and AB are also described.

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