KR100768383B1 - 이산화탄소 분리용 혼합 흡수제 - Google Patents
이산화탄소 분리용 혼합 흡수제 Download PDFInfo
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- KR100768383B1 KR100768383B1 KR1020060119336A KR20060119336A KR100768383B1 KR 100768383 B1 KR100768383 B1 KR 100768383B1 KR 1020060119336 A KR1020060119336 A KR 1020060119336A KR 20060119336 A KR20060119336 A KR 20060119336A KR 100768383 B1 KR100768383 B1 KR 100768383B1
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- Prior art keywords
- carbon dioxide
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- compound
- acid salt
- absorbent
- Prior art date
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- 239000002250 absorbent Substances 0.000 title claims abstract description 89
- 230000002745 absorbent Effects 0.000 title claims abstract description 89
- 238000000926 separation method Methods 0.000 title claims abstract description 21
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 186
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 90
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 78
- 150000001875 compounds Chemical class 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 20
- 125000003277 amino group Chemical group 0.000 claims abstract description 15
- 150000001734 carboxylic acid salts Chemical group 0.000 claims abstract description 14
- 125000000524 functional group Chemical group 0.000 claims abstract description 11
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 9
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 4
- 239000001257 hydrogen Substances 0.000 claims abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 4
- -1 amine compound Chemical class 0.000 claims description 46
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 35
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 32
- 239000002253 acid Substances 0.000 claims description 26
- 239000007864 aqueous solution Substances 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 13
- 125000000250 methylamino group Chemical group [H]N(*)C([H])([H])[H] 0.000 claims description 11
- MTCFGRXMJLQNBG-UHFFFAOYSA-N Serine Natural products OCC(N)C(O)=O MTCFGRXMJLQNBG-UHFFFAOYSA-N 0.000 claims description 10
- MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- NQRYJNQNLNOLGT-UHFFFAOYSA-N Piperidine Chemical compound C1CCNCC1 NQRYJNQNLNOLGT-UHFFFAOYSA-N 0.000 claims description 4
- QWCKQJZIFLGMSD-UHFFFAOYSA-M alpha-aminobutyrate Chemical compound CCC(N)C([O-])=O QWCKQJZIFLGMSD-UHFFFAOYSA-M 0.000 claims description 4
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- PSFABYLDRXJYID-VKHMYHEASA-N N-Methylserine Chemical compound CN[C@@H](CO)C(O)=O PSFABYLDRXJYID-VKHMYHEASA-N 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 229910052792 caesium Inorganic materials 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- HZBKSSSXNBAKJC-UHFFFAOYSA-N 2-(dimethylamino)-2-ethylbutanoic acid Chemical compound CCC(CC)(N(C)C)C(O)=O HZBKSSSXNBAKJC-UHFFFAOYSA-N 0.000 claims description 2
- IFDSFNMOLBXVNC-UHFFFAOYSA-N 2-(dimethylamino)-2-methylbutanoic acid Chemical compound CCC(C)(N(C)C)C(O)=O IFDSFNMOLBXVNC-UHFFFAOYSA-N 0.000 claims description 2
- RVXDHLISLIJDHO-UHFFFAOYSA-N 2-ethyl-2-(methylamino)butanoic acid Chemical compound CCC(CC)(NC)C(O)=O RVXDHLISLIJDHO-UHFFFAOYSA-N 0.000 claims description 2
- RLSXYPXVDGQGTN-UHFFFAOYSA-N 2-methyl-2-(methylamino)butanoic acid Chemical compound CCC(C)(NC)C(O)=O RLSXYPXVDGQGTN-UHFFFAOYSA-N 0.000 claims description 2
- RIUXWEGBWYUUEF-UHFFFAOYSA-N 4-bromo-2-cyclopropyl-1h-pyrrolo[2,3-b]pyridine Chemical compound C=1C=2C(Br)=CC=NC=2NC=1C1CC1 RIUXWEGBWYUUEF-UHFFFAOYSA-N 0.000 claims description 2
- PSFABYLDRXJYID-UHFFFAOYSA-N N-methyl-DL-serine Natural products CNC(CO)C(O)=O PSFABYLDRXJYID-UHFFFAOYSA-N 0.000 claims description 2
- OTBHHUPVCYLGQO-UHFFFAOYSA-N bis(3-aminopropyl)amine Chemical compound NCCCNCCCN OTBHHUPVCYLGQO-UHFFFAOYSA-N 0.000 claims description 2
- IWBOPFCKHIJFMS-UHFFFAOYSA-N ethylene glycol bis(2-aminoethyl) ether Chemical compound NCCOCCOCCN IWBOPFCKHIJFMS-UHFFFAOYSA-N 0.000 claims description 2
- LTEKQAPRXFBRNN-UHFFFAOYSA-N piperidin-4-ylmethanamine Chemical compound NCC1CCNCC1 LTEKQAPRXFBRNN-UHFFFAOYSA-N 0.000 claims description 2
- XBXHCBLBYQEYTI-UHFFFAOYSA-N piperidin-4-ylmethanol Chemical compound OCC1CCNCC1 XBXHCBLBYQEYTI-UHFFFAOYSA-N 0.000 claims description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims 2
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 claims 2
- PAMIQIKDUOTOBW-UHFFFAOYSA-N 1-methylpiperidine Chemical compound CN1CCCCC1 PAMIQIKDUOTOBW-UHFFFAOYSA-N 0.000 claims 1
- GOJUJUVQIVIZAV-UHFFFAOYSA-N 2-amino-4,6-dichloropyrimidine-5-carbaldehyde Chemical group NC1=NC(Cl)=C(C=O)C(Cl)=N1 GOJUJUVQIVIZAV-UHFFFAOYSA-N 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 30
- 150000001412 amines Chemical class 0.000 abstract description 15
- 238000002156 mixing Methods 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 125000000271 carboxylic acid salt group Chemical group 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 41
- 238000000034 method Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 239000008367 deionised water Substances 0.000 description 9
- 229910021641 deionized water Inorganic materials 0.000 description 9
- 230000008929 regeneration Effects 0.000 description 8
- 238000011069 regeneration method Methods 0.000 description 8
- 238000011161 development Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 4
- 150000003354 serine derivatives Chemical class 0.000 description 4
- 238000010792 warming Methods 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 150000001413 amino acids Chemical class 0.000 description 3
- 150000001721 carbon Chemical group 0.000 description 3
- 150000003141 primary amines Chemical class 0.000 description 3
- 150000003335 secondary amines Chemical class 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- PTHDBHDZSMGHKF-UHFFFAOYSA-N 2-piperidin-2-ylethanol Chemical compound OCCC1CCCCN1 PTHDBHDZSMGHKF-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910000000 metal hydroxide Inorganic materials 0.000 description 2
- 150000004692 metal hydroxides Chemical class 0.000 description 2
- IMYBWPUHVYRSJG-UHFFFAOYSA-M potassium;2-aminoethanesulfonate Chemical compound [K+].NCCS([O-])(=O)=O IMYBWPUHVYRSJG-UHFFFAOYSA-M 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- QWCKQJZIFLGMSD-UHFFFAOYSA-N 2-Aminobutanoic acid Natural products CCC(N)C(O)=O QWCKQJZIFLGMSD-UHFFFAOYSA-N 0.000 description 1
- MMJPRMWAPXGVRH-UHFFFAOYSA-N 3-(dimethylamino)-2-hydroxybutanoic acid Chemical compound CN(C)C(C)C(O)C(O)=O MMJPRMWAPXGVRH-UHFFFAOYSA-N 0.000 description 1
- 0 CN(*)C(*)(*)CC(O[N+])=O Chemical compound CN(*)C(*)(*)CC(O[N+])=O 0.000 description 1
- QWCKQJZIFLGMSD-GSVOUGTGSA-N D-alpha-aminobutyric acid Chemical compound CC[C@@H](N)C(O)=O QWCKQJZIFLGMSD-GSVOUGTGSA-N 0.000 description 1
- 108010013381 Porins Proteins 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 102000007739 porin activity proteins Human genes 0.000 description 1
- 125000002924 primary amino group Chemical class [H]N([H])* 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/22—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated the carbon skeleton being further substituted by oxygen atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
-
- 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
- B01D53/14—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
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/06—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton
- C07C229/10—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings
- C07C229/12—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one amino and one carboxyl group bound to the carbon skeleton the nitrogen atom of the amino group being further bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings to carbon atoms of acyclic carbon skeletons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/80—Organic bases or salts
-
- 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
- B01D2252/20494—Amino acids, their salts or derivatives
-
- 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
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- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
Abstract
Description
비교예 MEA(35℃) | 비교예 MEA(100℃) | 비교예 MEA(120℃) | 실시예 3 (35℃) | 실시예 3 (100℃) | 실시예 3 (120℃) | ||||||
흡수량 (mole-CO2/ mole-MEA) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-MEA) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-MEA) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-amine) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-amine) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-amine) | 분압 (PCO2, kPa) |
0.2451 | 2.2741 | 0.1065 | 1.3782 | 0.0940 | 4.1347 | 0.0740 | 2.0673 | 0.1248 | 8.9585 | 0.1232 | 11.715 |
0.4641 | 6.2710 | 0.1861 | 4.1347 | 0.3072 | 19.2952 | 0.5667 | 7.5803 | 0.2949 | 46.8599 | 0.1957 | 28.9429 |
0.6235 | 52.1661 | 0.2763 | 9.6476 | 0.4007 | 55.1293 | 0.7383 | 37.9014 | 0.3956 | 102.6782 | 0.2735 | 69.3986 |
0.6995 | 118.6557 | 0.3587 | 24.8082 | 0.4537 | 101.9891 | 0.7741 | 58.5748 | 0.4717 | 157.1184 | 0.3323 | 109.5694 |
0.7565 | 153.3971 | 0.4282 | 55.8184 | 0.4872 | 140.5796 | 0.8033 | 82.6938 | 0.5181 | 209.4912 | 0.3726 | 161.9422 |
0.8014 | 184.6830 | 0.4836 | 104.0565 | 0.5109 | 185.3721 | 0.8416 | 105.4347 | ||||
0.5362 | 187.4395 |
비교예 MEA(35℃) | 비교예 MEA(100℃) | 비교예 MEA(120℃) | 실시예 4 (35℃) | 실시예 4 (120℃) | |||||
흡수량 (mole-CO2/ mole-MEA) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-MEA) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-MEA) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-amine) | 분압 (PCO2, kPa) | 흡수량 (mole-CO2/ mole-amine) | 분압 (PCO2, kPa) |
0.2451 | 2.2741 | 0.1065 | 1.3782 | 0.0940 | 4.1347 | 0.1604 | 1.3782 | 0.1376 | 8.2694 |
0.4641 | 6.2710 | 0.1861 | 4.1347 | 0.3072 | 19.2952 | 0.5028 | 3.4456 | 0.2332 | 19.9844 |
0.6235 | 52.1661 | 0.2763 | 9.6476 | 0.4007 | 55.1293 | 0.7760 | 9.6476 | 0.3228 | 35.1449 |
0.6995 | 118.6557 | 0.3587 | 24.8082 | 0.4537 | 101.9891 | 0.8345 | 21.3626 | 0.4185 | 62.0204 |
0.7565 | 153.3971 | 0.4282 | 55.8184 | 0.4872 | 140.5796 | 0.8944 | 53.0619 | 0.4907 | 97.1653 |
0.8014 | 184.6830 | 0.4836 | 104.0565 | 0.5109 | 185.3721 | 0.9205 | 91.6524 | 0.5400 | 135.0667 |
0.5362 | 187.4395 | 0.9595 | 149.5381 | 0.5690 | 159.1857 |
Claims (9)
- 제1항에 있어서, 상기 화학식 1의 화합물이 분자내에 아미노기, 카르복실산 염 및 수산기의 관능기를 각각 1 ~ 5개 포함하는 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 화학식 2의 화합물이 분자내에 아미노기 및 카르복실산 염의 관능기가 각각 1 ~ 5개인 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 화학식 1 또는 상기 화학식 2의 화합물이 분자내에 K, Na 또는 Cs의 알카리 금속의 카르복실산염을 포함하는 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 혼합 흡수제가 5 ~ 50%(w/v) 농도 범위의 수용액으로 사용되는 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 아민계 화합물이 상기 화학식 1 또는 화학식 2의 아미노산 염에 대하여 1 : 0.1 ~ 5 중량비로 첨가되는 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 화학식 1의 화합물이 3-(디메틸아미노)-2-(히드록시)-부틸산염, 3-(디메틸아미노)-2-(히드록시)-펜틸산염, 3-(메틸아미노)-2-(히드록시)-부틸산염, 3-(메틸아미노)-2-(히드록시)-펜틸산염, 3-(메틸아미노)-2-(히드록시)-2’-(메틸)-부틸산염, 3-(메틸아미노)-2-(히드록시)-2’-(메틸)-펜틸산염, 2-(메틸아미노)-1-(히드록시)-부틸산염, 2-(메틸아미노)-1-(히드록시)-프로필산염, 세린, N-메틸세린, N,N'-디메틸세린, 2-(메틸아미노)-1-(히드록시)-1-(메틸)-세린으로 이루어진 군으로부터 선택되는 1종 또는 2종 이상의 혼합물인 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 화학식 2의 화합물이 2-(메틸)-2-(디메틸아미노)-부틸산염, 2-(에틸)-2-(디메틸아미노)-부틸산염, 2-(메틸)-2-(메틸아미노)-부틸산염, 2-(에틸)-2-(메틸아미노)-부틸산염, 알파-아미노 부틸산염, 2-(메틸)-2-(디메틸아 미노)-펜틸산염, 2-(에틸)-2-(디메틸아미노)-펜틸산염, 2-(메틸)-2-(메틸아미노)-펜틸산염, 2-(에틸)-2-(메틸아미노)-펜틸산염으로 이루어진 군으로부터 선택되는 1종 또는 2종 이상의 혼합물인 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
- 제1항에 있어서, 상기 아민계 화합물이, 3,3’-디아미노프로필아민, N-(2-아미노메틸)-1,3-프로판디아민, 피페라진, 2-아미노메틸피페라진, 피페리딘, 몰포린, 4-피페리딘 메탄올, 2,2’-(에틸렌디옥시)비스(에틸아민), 에탄올아민, 1,6-헥사메틸렌디아민, 4-아미노메틸피페리딘 및 2-아미노메틸피페리딘로 이루어진 군으로부터 선택되는 1종 또는 2종 이상의 혼합물인 것을 특징으로 하는 이산화탄소 분리용 혼합 흡수제.
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JP2006343402A JP4865530B2 (ja) | 2006-11-29 | 2006-12-20 | 二酸化炭素分離用の混合吸収剤 |
CA2571816A CA2571816C (en) | 2006-11-29 | 2006-12-20 | Absorbent for separation of carbon dioxide |
CN2006101683928A CN101190397B (zh) | 2006-11-29 | 2006-12-27 | 用于分离二氧化碳的吸收剂 |
US11/616,561 US7759285B2 (en) | 2006-11-29 | 2006-12-27 | Absorbent for separation of carbon dioxide |
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JP4865530B2 (ja) | 2012-02-01 |
CA2571816C (en) | 2011-02-22 |
US7759285B2 (en) | 2010-07-20 |
CN101190397A (zh) | 2008-06-04 |
JP2008136989A (ja) | 2008-06-19 |
CN101190397B (zh) | 2011-09-14 |
CA2571816A1 (en) | 2008-05-29 |
US20080125314A1 (en) | 2008-05-29 |
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