WO2012007084A1 - Elimination du co2 dans des gaz sous basse pression partielle du co2 au moyen de n-isopropyle-1,3-propanediamine - Google Patents

Elimination du co2 dans des gaz sous basse pression partielle du co2 au moyen de n-isopropyle-1,3-propanediamine Download PDF

Info

Publication number
WO2012007084A1
WO2012007084A1 PCT/EP2011/002825 EP2011002825W WO2012007084A1 WO 2012007084 A1 WO2012007084 A1 WO 2012007084A1 EP 2011002825 W EP2011002825 W EP 2011002825W WO 2012007084 A1 WO2012007084 A1 WO 2012007084A1
Authority
WO
WIPO (PCT)
Prior art keywords
absorbent
propanediamine
group
amine
amino
Prior art date
Application number
PCT/EP2011/002825
Other languages
German (de)
English (en)
Inventor
Johannes Menzel
Olaf Von Morstein
Original Assignee
Uhde Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Uhde Gmbh filed Critical Uhde Gmbh
Publication of WO2012007084A1 publication Critical patent/WO2012007084A1/fr

Links

Classifications

    • 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
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/204—Amines
    • B01D2252/2041—Diamines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/204—Amines
    • B01D2252/20421—Primary amines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/20—Organic absorbents
    • B01D2252/204—Amines
    • B01D2252/20426—Secondary amines
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

Definitions

  • the invention relates to the use of an absorbent for removing C0 2 from industrial gases.
  • aqueous solutions of organic bases e.g. Alkanolamines used as an absorbent.
  • the absorbent is regenerated by supplying heat, pressure reduction, or stripping by means of suitable auxiliary media. After regeneration, the absorbent is a regenerated solvent for the absorption of
  • Absorbents have a very high binding capacity for C0 2 .
  • the highest possible absorption capacity should already be available even at low C0 2 partial pressures.
  • the absorption capacity of the absorbent is essentially the required Absorptionsffenumlaufmenge and thus determines the size and cost of the equipment required for it. Since the energy needed to heat and cool the absorbent is proportional to the amount of recirculation, the regeneration energy needed to regenerate the solvent is also substantially reduced if it succeeds in reducing the recirculating amount of the absorbent.
  • Volatile decomposition products such as ammonia would have the consequence that the C0 2 product and leaving the C0 2 scrubbing flue gas would be contaminated with impermissible emission components. The avoidance of these emissions necessitates further process steps, which further increase the costs of C0 2 scrubbing.
  • Absorbent regeneration is thermally stable.
  • the cover of this need ie the provision of such an absorbent, as well as a method for removing C0 2 from industrial gases, the present invention has made the task.
  • the object is achieved by the use of an absorbent containing N-isopropyl-1, 3-propanediamine in aqueous solution, wherein the fluid stream with the absorbent at a partial pressure of ⁇ 200 mbar is brought into contact, and wherein the absorbent based on the weight of the
  • Absorbent 40 to 65% of N-isopropyl-1, 3propandamin contains.
  • the absorbent to be used also contains at least one other of N-isopropyl-1, 3-propanediamine different amine.
  • the absorbent according to the invention may contain 5 to 45% by weight, preferably 10 to 40% by weight, of one or more amines thereof.
  • the at least one other of N-isopropyl-1, 3-propanediamine different further amine is selected for example from:
  • R 1 is an alkyl group and R 2 is a hydroxyalkyl group or
  • R 1 is an alkyl group
  • R 2 is a hydroxyalkyl group
  • X is an alkylene group which is interrupted one or more times by oxygen and n and m is an integer from 0 to 2, or two radicals R 1 and R 2 linked to different nitrogen atoms R 2 together represents an alkylene group
  • R2 is a C 2 - to C 6 alkyl group.
  • the tertiary amines used in addition to N-isopropyl-1, 3-propanediamine are selected from a group comprising tris (2-hydroxyethyl) amine, tris (2-hydroxypropyl) amine , Tributanolamine, bis (2-hydroxyethyl) methylamine, 2-diethylaminoethanol, 2-dimethylaminoethanol, 3-dimethylamino-1-propanol, 3-diethylamino-1-propanol, 2-diisopropylaminoethanol, N, N-bis (2-hydroxypropyl) methylamine
  • Diazabicyclo [2.2.2] octane (DABCO); N, N, N * -trimethylaminoethylethanolamine, N, N'-dimethylpiperazine and N, N'-bis (hydroxyethyl) piperazine.
  • DABCO Diazabicyclo [2.2.2] octane
  • N, N, N * -trimethylaminoethylethanolamine N, N'-dimethylpiperazine
  • N, N'-bis (hydroxyethyl) piperazine N, N'-bis (hydroxyethyl) piperazine.
  • Other eligible Tertiary amines are disclosed in WO 2008/145658 A1, US 4,217,236 and US 2009/0199713 A1.
  • the sterically hindered amines which are used in addition to N-isopropyl-1, 3-propanediamine, selected from a group comprising 2-amino-2-methyl-1-propanol, 2-amino 2-methyl-1-butanol, 3-amino-3-methyl-1-butanol, 3-amino-3-methyl-2-pentanol and 1-amino-2-methylpropan-2-ol.
  • Other candidate sterically hindered amines are disclosed in WO
  • the 5-, 6-, or 7-membered saturated heterocycles used in addition to N-isopropyl-1,3-propanediamine are selected from the group comprising, piperazine, 2-methylpiperazine, N-methylpiperazine , N-ethylpiperazine, N-aminoethylpiperazine, homopiperazine, piperidine and orpholine.
  • the primary or secondary alkanolamines used in addition to N-isopropyl-1,3-propanediamine are selected from the group comprising 2-aminoethanol, N, N-bis (2-hydroxyethyl) amine, N, N-bis (2-hydroxypropyl) amine, 2- (methylamino) ethanol, 2- (ethylamino) ethanol, 2- (n-butylamino) ethanol, 2-amino-1-butanol, 3-amino-1 propanol and 5-amino-1-pentanol.
  • 2-aminoethanol N, N-bis (2-hydroxyethyl) amine
  • N N-bis (2-hydroxypropyl) amine
  • 2- (methylamino) ethanol 2- (ethylamino) ethanol
  • 2- (n-butylamino) ethanol 2-amino-1-butanol
  • 3-amino-1 propanol 3-amino-1 propanol
  • the alkyldiamines which are used in addition to N-isopropyl-1, 3-propanediamine, selected from a group comprising, hexamethylenediamine, 1, 4-diaminobutane, 1, 3-diaminopropane, 2, 2-Dimethyl 1, 3-diaminopropane, 3-methylaminopropylamine, 3
  • the loaded absorbent is regenerated by heating, relaxation, stripping by means of stripping vapors generated by internal evaporation of the solvent, stripping with an inert fluid or a combination of two or all of these measures.
  • Absorption solution C0 2 is determined by calculation, taking into account the gas space.
  • the cyclic absorption capacity which is determined as the difference in loading at 40 ° C and 120 ° C, is therefore at the same weight proportions of the respective amine in water about 1, 5 times the cyclic absorption capacity of MEA.

Landscapes

  • 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)

Abstract

L'invention concerne l'utilisation d'un agent d'absorption pour éliminer des gaz acides d'un flux fluidique, lequel agent contient une solution aqueuse de N-isopropyle-1,3-propanediamine, le flux fluidique étant mis en contact avec l'agent d'absorption à une pression partielle inférieure à 200 mbars et la teneur de l'agent d'absorption en N-isopropyle-1,3-propanediamine étant de 40 à 60 % rapporté au poids de l'agent d'absorption.
PCT/EP2011/002825 2010-07-16 2011-06-09 Elimination du co2 dans des gaz sous basse pression partielle du co2 au moyen de n-isopropyle-1,3-propanediamine WO2012007084A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010027513A DE102010027513A1 (de) 2010-07-16 2010-07-16 CO2-Entfernung aus Gasen mit niedrigen CO2-Partialdrücken mittels N-Isopropyl-1,3-propandiamin
DE102010027513.1 2010-07-16

Publications (1)

Publication Number Publication Date
WO2012007084A1 true WO2012007084A1 (fr) 2012-01-19

Family

ID=44558236

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/002825 WO2012007084A1 (fr) 2010-07-16 2011-06-09 Elimination du co2 dans des gaz sous basse pression partielle du co2 au moyen de n-isopropyle-1,3-propanediamine

Country Status (2)

Country Link
DE (1) DE102010027513A1 (fr)
WO (1) WO2012007084A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012222157A1 (de) 2012-12-04 2014-06-05 Evonik Industries Ag Verfahren zur Absorption von CO2 aus einer Gasmischung

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3020965B1 (fr) * 2014-05-16 2016-05-27 Ifp Energies Now Solution absorbante a base de diamines tertiaires beta hydroxylees et procede d'elimination de composes acides d'un effluent gazeux

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217236A (en) 1977-02-14 1980-08-12 Exxon Research & Engineering Co. Process and composition for removing carbon dioxide containing acidic gases from gaseous mixtures
US5700437A (en) 1993-10-06 1997-12-23 The Kansai Electric Power Co., Inc. Method for removing carbon dioxide from combustion exhaust gas
US6036931A (en) 1992-02-27 2000-03-14 The Kansai Electric Power Co., Inc. Method for removing carbon dioxide from combustion exhaust gas
WO2008145658A1 (fr) 2007-05-29 2008-12-04 Basf Se Agent d'absorption destiné à éliminer des gaz acides, contenant un acide aminocarboxylique basique
US20090199713A1 (en) 2006-05-18 2009-08-13 Basf Se Carbon dioxide absorbent requiring less regeneration energy
US20100105551A1 (en) * 2008-10-28 2010-04-29 Korea Electric Power Corporation Absorbents for separating acidic gases

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4217236A (en) 1977-02-14 1980-08-12 Exxon Research & Engineering Co. Process and composition for removing carbon dioxide containing acidic gases from gaseous mixtures
US6036931A (en) 1992-02-27 2000-03-14 The Kansai Electric Power Co., Inc. Method for removing carbon dioxide from combustion exhaust gas
US6500397B1 (en) 1992-02-27 2002-12-31 The Kansai Electrical Power Co., Inc. Method for removing carbon dioxide from combustion exhaust gas
US5700437A (en) 1993-10-06 1997-12-23 The Kansai Electric Power Co., Inc. Method for removing carbon dioxide from combustion exhaust gas
US20090199713A1 (en) 2006-05-18 2009-08-13 Basf Se Carbon dioxide absorbent requiring less regeneration energy
WO2008145658A1 (fr) 2007-05-29 2008-12-04 Basf Se Agent d'absorption destiné à éliminer des gaz acides, contenant un acide aminocarboxylique basique
US20100105551A1 (en) * 2008-10-28 2010-04-29 Korea Electric Power Corporation Absorbents for separating acidic gases

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012222157A1 (de) 2012-12-04 2014-06-05 Evonik Industries Ag Verfahren zur Absorption von CO2 aus einer Gasmischung

Also Published As

Publication number Publication date
DE102010027513A1 (de) 2012-01-19

Similar Documents

Publication Publication Date Title
EP2547423A1 (fr) Elimination du co2 present dans des gaz dont la pression partielle du co2 est faible, au moyen de 1,2 diaminopropane
WO2011082811A1 (fr) Élimination du co2 contenu dans des gaz dont la pression partielle du co2 est faible, au moyen de 2,2'-(éthylène dioxy)-bis-(éthylamine) (edea)
EP1725320B1 (fr) Procede d'elimination du dioxyde de carbone dans des courants gazeux a faibles pressions partielles de dioxyde de carbone
WO2011082809A1 (fr) Élimination du co2 contenu dans des gaz au moyen de solutions d'amine aqueuse avec adjonction d'une amine à encombrement stérique
EP1940534B1 (fr) Agent d'absorption et procédé d'élimination de dioxyde de carbone présent dans des flux gazeux
EP2026896B1 (fr) Agent d'absorption de dioxyde de carbone ayant des besoins en énergie de régénération limités
EP2852453B1 (fr) Procédé d'absorption de co2 d'un mélange de gaz
EP1998870B2 (fr) Procede de mise en contact de deux phases dont le contact s'accompagne de formation de chaleur
EP2391435B1 (fr) Absorbant comprenant des amines cycliques pour l'elimination de gaz acide
EP2804690B1 (fr) Procédé d'absorption de co2 d'un mélange gazeux avec un absorbant contenant des amines
EP2300127B1 (fr) Agent absorbant et procédé pour éliminer des gaz acides contenus dans des flux de fluide, en particulier des gaz de fumée
EP2300128B1 (fr) Agent absorbant et procédé pour éliminer des gaz acides contenus dans des flux de fluide, en particulier des gaz de fumée
EP2024060B1 (fr) Prémélange pour la fabrication d'un agent d'absorption pour l'élimination de gaz acides de courants de fluide
EP1725321A1 (fr) Procede d'elimination du dioxyde de carbone dans les gaz de fumee
EP2928581B1 (fr) Procédé pour l'absorption de co2 d'un mélange de gaz à l'aide d'une solution aqueuse d'une diamine
DE102010028480A1 (de) Kohlendioxid-Absorptionsmittel
EP2445612A1 (fr) Élimination de gaz acides au moyen d'un absorbant contenant un auxiliaire de stripage
EP2532412A1 (fr) Milieu d'absorption et procédé d'absorption d'un gaz acide à partir d'un mélange de gaz
EP1637210A1 (fr) Procédé pour la purification des gaz et absorbant approprié
EP3186222B1 (fr) Diamine avec un groupe tert-alkylamine et amino primaire pour l'utilisation dans le lavage de gaz
DE102013010035A1 (de) Absorptionsmedium und Verfahren zur Absorption von CO2 aus einer Gasmischung
EP3356011B1 (fr) Amines cycliques pour l'élimination sélective de sulfure d'hydrogène
DE102008013738A1 (de) Neuartige Waschmittel zur Sauergaswäsche und Verfahren zu ihrer Verwendung
WO2012007084A1 (fr) Elimination du co2 dans des gaz sous basse pression partielle du co2 au moyen de n-isopropyle-1,3-propanediamine
EP3185990B1 (fr) Extraction du dioxyde de carbone d'un flux de fluide comprenant une tert-butylamine et un activateur

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11736271

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 11736271

Country of ref document: EP

Kind code of ref document: A1