DK2026896T3 - Kuldioxidabsorptionsmiddel med forringet regenerations-energibehov - Google Patents

Kuldioxidabsorptionsmiddel med forringet regenerations-energibehov Download PDF

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Publication number
DK2026896T3
DK2026896T3 DK07729052.6T DK07729052T DK2026896T3 DK 2026896 T3 DK2026896 T3 DK 2026896T3 DK 07729052 T DK07729052 T DK 07729052T DK 2026896 T3 DK2026896 T3 DK 2026896T3
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amine
acid
amino
absorbent
amines
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DK07729052.6T
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Norbert Asprion
Iven Clausen
Ute Lichtfers
Rupert Wagner
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Basf Se
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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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/50—Carbon dioxide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/504—Carbon dioxide
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Claims (15)

1. Absorptionsmiddel til fjernelse af kuldioxid fra en fluidstrøm omfattende en vandig opløsning (A) af i det mindste en amin og (B) af i det mindste en aminocarboxylsyre, idet den vandige opløsning indeholder mindre end 5 vægt-% uorganiske salte, og aminocarboxylsyren er udvalgt blandt N-mono-Ci-C4-alkyl-aminocarboxylsyrer og N,N-Di-Ci-C4-alkyl-aminocarboxylsyrer, eller aminocarboxylsyren er en a-aminocarboxylsyre, hvori α-carbonatomet kun bærer substituenter, der er forskellige fra vand.
2. Absorptionsmiddel ifølge krav 1 indeholdende (A) 10 til 65 vægt-% amin eller kombination af aminer og (B) 1 til 40 vægt-% aminocarboxylsyre.
3. Absorptionsmiddel ifølge krav 1 eller 2 omfattende i det mindste en amin (A), som er udvalgt blandt Al) tertiære aminer, A2) sterisk hindrede aminer udvalgt blandt (i) aminer med en primær aminogruppe, som er bundet til et tertiært carbonatom, (ii) aminer med en sekundær aminogruppe, som er bundet til et sekundært eller tertiært carbonatom, og (iii) aminer, hvori et tertiært eller kvartært carbonatom er placeret i β-position i forhold til aminogruppen.
4. Absorptionsmiddel ifølge krav 3, idet den teriære amin er udvalgt blandt tris(2-hydroxyethyl)amin, tris (2- hydroxypropyl)amin, tributanolamin, bis(2-hydroxyethyl)- methylamin, 2-diethylaminoethanol, 2-dimethylaminoethanol, 3-dimethylamino-l-propanol, 3-diethylamino-l-propanol, 2- diisopropylaminoethanol, N, N-bis(2-hydroxypropyl)methylamin (methyldiisopropanolamin, MDI-PA), Ν,Ν,Ν',Ν'- tetramethylethylendiamin, Ν,Ν-diethyl- N',N'- dimethylethylendiamin, Ν,Ν,Ν',N'-tetraethylethylendiamin, N,N,N',N'-tetramethylpropandiamin, N,N,N',N'- tetraethylpropandiamin, N,N-dimethyl-N',N'- diethylethylendiamin og 2-(2-dimethylaminoethoxy)-N,N- dimethylethanamin.
5. Absorptionsmiddel ifølge krav 3, idet den sterisk hindrede amin er udvalgt blandt 2-amino-2-methyl-l-propanol og l-amino-2-methylpropan-2-ol.
6. Absorptionsmiddel ifølge et af kravene 3 til 5 desuden omfattende i det mindste en primær eller sekundær amin som aktivator.
7. Absorptionsmiddel ifølge krav 6, idet aktivatoren er udvalgt blandt Cl) 5-, 6- eller 7-leddede mættede heterocyklusser med i det mindste en NH-gruppe i ringen, som kan indeholde en eller to yderligere, blandt nitrogen og oxygen udvalgte heteroatomer i ringen, C2) primære eller sekundære alkanolaminer, C3) alkylendiaminer med formel h2n-r2-nh2, r1-nh-r2-nh2 eller (R1) 2N-R2-NH2 hvor R1 står for Ci-C6_alkyl, og R2 står for C2-C6-alkylen, C4) polyalkylenpolyaminer.
8. Absorptionsmiddel ifølge krav 7, idet aktivatoren er udvalgt blandt Cl) piperazin, 2-methylpiperazin, N-methylpiperazin, N-ethylpiperazin, N-aminoethylpiperazin, homopiperazin, piperidin og morpholin, C2) 2-aminoethanol, N,N-bis(2-hydroxyethyl)amin, N,N-bis(2-hydroxypropyl)amin, 2-(methylamino)ethanol, 2- (ethylamino)ethanol, 2-(n-butylamino)ethanol, 2-amino-l- butanol, 3-amino-l-propanol og 5-amino-l-pentanol, C3) hexamethylendiamin, 1,4-diaminobutan, 1,3-diaminopropan, 2,2-dimethyl-l,3-diaminopropan, 3-methylaminopropylamin, 3-(dimethylamino)-propylamin, 3-(diethylamino)propylamin, C4) diethylentriamin, triethylentetramin, tetraethylenpentamin.
9. Absorptionsmiddel ifølge et af kravene 3 til 5, idet det i forbindelse med aminocarboxylsyren drejer sig om N-methylalanin, N-methylglycin, 2-aminoisosmørsyre, N- methylaminoisosmørsyre.
10. Absorptionsmiddel ifølge krav 1 eller 2 omfattende i det mindste en amin (A), som er udvalgt blandt A'l) 5-, 6- eller 7-leddede mættede heterocyklusser med i det mindste en NH-gruppe i ringen, som kan indeholde et eller to, blandt nitrogen og oxygen udvalgte heteroatomer i ringen, A'2) primære eller sekundære alkanolaminer, A'3) alkylendiaminer med formel H2N-R2-NH2, r1-nh-r2-nh2 eller (R1) 2N-R2-NH2 hvor R1 står for Ci-C6_alkyl, og R2 står for C2-C6~alkylen, A'4) polyalkylenpolyaminer, A'5) aminoethere.
11. Absorptionsmiddel ifølge krav 10 omfattende en N,N-disubstitueret aminocarboxylsyre.
12. Absorptionsmiddel ifølge krav 11, idet det i forbindelse med aminocarboxylsyren drejer sig om N,N-dimethylglycin, 3-dimethylaminopropionsyre, dimethylaminoisosmørsyre.
13. Absorptionsmiddel ifølge krav 10 omfattende en N-monosubstitueret aminocarboxylsyre.
14. Fremgangsmåde til fjernelse af kuldioxid fra en fluidstrøm, idet man bringer fluidstrømmen i kontakt med et absorptionsmiddel ifølge et af de foregående krav.
15. Fremgangsmåde ifølge krav 14, 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 tiltag.
DK07729052.6T 2006-05-18 2007-05-11 Kuldioxidabsorptionsmiddel med forringet regenerations-energibehov DK2026896T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06114183 2006-05-18
EP06120708 2006-09-14
PCT/EP2007/054600 WO2007134994A2 (de) 2006-05-18 2007-05-11 Kohlendioxid-absorptionsmittel mit verringertem regenerations-energiebedarf

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US (1) US8034166B2 (da)
EP (1) EP2026896B1 (da)
JP (2) JP5086339B2 (da)
AU (1) AU2007253430B2 (da)
CA (2) CA2861539C (da)
DK (1) DK2026896T3 (da)
ES (1) ES2601386T3 (da)
HU (1) HUE030884T2 (da)
NO (1) NO344771B1 (da)
PL (1) PL2026896T3 (da)
WO (1) WO2007134994A2 (da)

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