DK2391435T3 - Absorptionsmiddel indeholdende cykliske aminer til fjernelse af sure gasser - Google Patents

Absorptionsmiddel indeholdende cykliske aminer til fjernelse af sure gasser Download PDF

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Publication number
DK2391435T3
DK2391435T3 DK10701558.8T DK10701558T DK2391435T3 DK 2391435 T3 DK2391435 T3 DK 2391435T3 DK 10701558 T DK10701558 T DK 10701558T DK 2391435 T3 DK2391435 T3 DK 2391435T3
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Denmark
Prior art keywords
absorption
absorbent
carbon dioxide
absorption medium
amine compound
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DK10701558.8T
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English (en)
Inventor
Oliver Spuhl
Steven Brughmans
Georg Sieder
Andarcia Hugo Rafael Garcia
Ute Lichtfers
Original Assignee
Basf Se
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Publication of DK2391435T3 publication Critical patent/DK2391435T3/da

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1456—Removing acid components
    • B01D53/1475—Removing carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/62—Carbon oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/05—Biogas
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Processing Of Solid Wastes (AREA)
  • Industrial Gases (AREA)

Claims (12)

1. Absorptionsmiddel til fjernelse af sure gasser fra en fluidstrøm, omfattende en vandig opløsning A) af i det mindste en cyklisk aminforbindelse med udelukkende tertiære amingrupper og B) i det mindste en cyklisk aminforbindelse med i det mindste en sterisk uhindret sekundær amingruppe, idet den samlede koncentration af A) + B) udgør 10 til 60 vægt-%.
2. Absorptionsmiddel ifølge krav 1, idet vægtforholdet mellem A) og B) udgør 0,5 til 4.
3. Absorptionsmiddel ifølge et af de foregående krav, idet den cykliske aminf orbindelse A) har en 5- til 7-leddet ring med den almene formel I
I hvor m står for 1, 2 eller 3, R står for Ci~C4-alkyl eller C2- C4~hydroxyalkyl ; eller i det tilfælde, at m står for 2, to grupper R i fællesskab kan danne en C2-C3-alkylenbro; R' står for H, C1-C4-alkyl eller C2-C4-hydroxyalkyl; R" står for H eller Ci-C4-alkyl; Z står for en binding eller Ci-C6~alkylen.
4. Absorptionsmiddel ifølge krav 3, idet den cykliske aminforbindelse A) er udvalgt blandt: triethylendiamin, 1-hydroxyethylpiperidin, bis(hydroxyethyl)piperazin, N,N'-dimethylpiperazin og 1-methyl-2-pyrrolidinethanol.
5. Absorptionsmiddel ifølge et af de foregående krav, idet den cykliske aminforbindelse B) har den almene formel II
hvor Z står for C2-C4-alkylen, som i givet fald er afbrudt af 0 eller en gruppe NR'", hvor R"' står for H, Ci-C^-alkyl eller C2-C4-hydroxyalkyl, og som i givet fald er substitueret en eller flere gange med Ci-C4-alkyl eller C2-C4-hydroxyalkyl.
6. Absorptionsmiddel ifølge krav 5, idet den cykliske aminforbindelse B) er udvalgt blandt piperazin, homopiperazin, 1-hydroxyethyl-piperazin, 4-hydroxyethyl-piperidin, 1- methylpiperazin og 2-methylpiperazin.
7. Absorptionsmiddel ifølge et af de foregående krav omfattende en vandig opløsning af A) 1-hydroxyethyl-piperidin og/eller triethylendiamin; og B) piperazin.
8. Fremgangsmåde til fjernelse af sure gasser fra en fluidstrøm, idet man bringer fluidstrømmen i kontakt med et absorptionsmiddel ifølge et af de foregående krav.
9. Fremgangsmåde ifølge krav 8, idet partialtrykket af carbondioxid i fluidstrømmen er mindre end 500 mbar.
10. Fremgangsmåde ifølge krav 8 eller 9, idet fluidstrømmen stammer fra a) oxideringen af organiske substanser, b) komposteringen eller lagringen af affaldsstoffer indeholdende organiske substanser, eller c) den bakterielle nedbrydning af organiske substanser.
11. Fremgangsmåde ifølge et af kravene 8 til 10, idet man bringer fluidstrømmen i kontakt med absorptionsmidlet i en i modstrøm drevet vaskekolonne i nærvær af aktivt kul, der findes i det indre af vaskekolonnen, idet der i det indre af vaskekolonnen dannes en diskontinuerlig flydende absorptionsmiddelfase.
12. Fremgangsmåde ifølge et af kravene 8 til 11, idet man regenererer det mættede absorptionsmiddel ved hjælp af a) opvarmning, b) afspænding, c) stripning med et inert fluid eller en kombination af to eller alle disse foranstaltninger.
DK10701558.8T 2009-02-02 2010-02-01 Absorptionsmiddel indeholdende cykliske aminer til fjernelse af sure gasser DK2391435T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP09151885 2009-02-02
EP09159104 2009-04-29
PCT/EP2010/051204 WO2010086449A1 (de) 2009-02-02 2010-02-01 Zyklische amine enthaltendes absorptionsmittel zum entfernen saurer gase

Publications (1)

Publication Number Publication Date
DK2391435T3 true DK2391435T3 (da) 2014-02-24

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Country Status (11)

Country Link
US (2) US8603226B2 (da)
EP (1) EP2391435B1 (da)
JP (1) JP5679995B2 (da)
CN (2) CN103961977A (da)
AU (1) AU2010209661B2 (da)
CA (1) CA2750460C (da)
DK (1) DK2391435T3 (da)
ES (1) ES2443307T3 (da)
PL (1) PL2391435T3 (da)
PT (1) PT2391435E (da)
WO (1) WO2010086449A1 (da)

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Also Published As

Publication number Publication date
ES2443307T3 (es) 2014-02-18
EP2391435B1 (de) 2013-12-04
WO2010086449A1 (de) 2010-08-05
CN103961977A (zh) 2014-08-06
CA2750460C (en) 2017-01-24
CN102300620A (zh) 2011-12-28
AU2010209661B2 (en) 2015-09-17
CA2750460A1 (en) 2010-08-05
PL2391435T3 (pl) 2014-05-30
US8603226B2 (en) 2013-12-10
AU2010209661A1 (en) 2011-08-25
EP2391435A1 (de) 2011-12-07
JP5679995B2 (ja) 2015-03-04
PT2391435E (pt) 2014-01-23
US20140079613A1 (en) 2014-03-20
JP2012516762A (ja) 2012-07-26
US20100192770A1 (en) 2010-08-05

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