RU2341324C2 - Улучшенная композиция и способ для удаления карбонилсульфида из содержащего его кислотного газа - Google Patents
Улучшенная композиция и способ для удаления карбонилсульфида из содержащего его кислотного газа Download PDFInfo
- Publication number
- RU2341324C2 RU2341324C2 RU2005132473/15A RU2005132473A RU2341324C2 RU 2341324 C2 RU2341324 C2 RU 2341324C2 RU 2005132473/15 A RU2005132473/15 A RU 2005132473/15A RU 2005132473 A RU2005132473 A RU 2005132473A RU 2341324 C2 RU2341324 C2 RU 2341324C2
- Authority
- RU
- Russia
- Prior art keywords
- carbon atoms
- group
- formula
- cos
- represents hydrogen
- Prior art date
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- 239000007789 gas Substances 0.000 title claims abstract description 117
- 239000000203 mixture Substances 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims description 35
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 title abstract description 208
- 230000002378 acidificating effect Effects 0.000 title description 2
- 239000002904 solvent Substances 0.000 claims abstract description 102
- 125000004432 carbon atom Chemical group C* 0.000 claims abstract description 73
- 239000001257 hydrogen Substances 0.000 claims abstract description 42
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 42
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 35
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims abstract description 26
- 125000002768 hydroxyalkyl group Chemical group 0.000 claims abstract description 24
- 150000001875 compounds Chemical class 0.000 claims abstract description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229920001515 polyalkylene glycol Polymers 0.000 claims abstract description 10
- 150000005215 alkyl ethers Chemical class 0.000 claims abstract description 9
- GUVUOGQBMYCBQP-UHFFFAOYSA-N dmpu Chemical compound CN1CCCN(C)C1=O GUVUOGQBMYCBQP-UHFFFAOYSA-N 0.000 claims abstract description 8
- XTHFKEDIFFGKHM-UHFFFAOYSA-N Dimethoxyethane Chemical compound COCCOC XTHFKEDIFFGKHM-UHFFFAOYSA-N 0.000 claims description 50
- 150000002431 hydrogen Chemical class 0.000 claims description 25
- -1 piperazine compound Chemical class 0.000 claims description 19
- 125000002947 alkylene group Chemical group 0.000 claims description 14
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 14
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims description 13
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 11
- LCEDQNDDFOCWGG-UHFFFAOYSA-N morpholine-4-carbaldehyde Chemical compound O=CN1CCOCC1 LCEDQNDDFOCWGG-UHFFFAOYSA-N 0.000 claims description 10
- 229920001223 polyethylene glycol Polymers 0.000 claims description 10
- LVTYICIALWPMFW-UHFFFAOYSA-N diisopropanolamine Chemical compound CC(O)CNCC(C)O LVTYICIALWPMFW-UHFFFAOYSA-N 0.000 claims description 9
- 229940043276 diisopropanolamine Drugs 0.000 claims description 9
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 8
- OPKOKAMJFNKNAS-UHFFFAOYSA-N N-methylethanolamine Chemical compound CNCCO OPKOKAMJFNKNAS-UHFFFAOYSA-N 0.000 claims description 7
- 239000002202 Polyethylene glycol Substances 0.000 claims description 6
- 150000005218 dimethyl ethers Chemical class 0.000 claims description 6
- KYWXRBNOYGGPIZ-UHFFFAOYSA-N 1-morpholin-4-ylethanone Chemical compound CC(=O)N1CCOCC1 KYWXRBNOYGGPIZ-UHFFFAOYSA-N 0.000 claims description 5
- ZUHZGEOKBKGPSW-UHFFFAOYSA-N tetraglyme Chemical compound COCCOCCOCCOCCOC ZUHZGEOKBKGPSW-UHFFFAOYSA-N 0.000 claims description 4
- VMCIKMLQXFLKAX-UHFFFAOYSA-N 1-methoxy-2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethane Chemical compound COCCOCCOCCOCCOCCOCCOC VMCIKMLQXFLKAX-UHFFFAOYSA-N 0.000 claims description 3
- WFCSWCVEJLETKA-UHFFFAOYSA-N 2-piperazin-1-ylethanol Chemical compound OCCN1CCNCC1 WFCSWCVEJLETKA-UHFFFAOYSA-N 0.000 claims description 3
- SBZXBUIDTXKZTM-UHFFFAOYSA-N diglyme Chemical compound COCCOCCOC SBZXBUIDTXKZTM-UHFFFAOYSA-N 0.000 claims description 3
- HKKZPBCWTDFVFB-UHFFFAOYSA-N 1-methoxy-2-[2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethane Chemical compound COCCOCCOCCOCCOCCOCCOCCOCCOC HKKZPBCWTDFVFB-UHFFFAOYSA-N 0.000 claims description 2
- DMDPGPKXQDIQQG-UHFFFAOYSA-N pentaglyme Chemical compound COCCOCCOCCOCCOCCOC DMDPGPKXQDIQQG-UHFFFAOYSA-N 0.000 claims description 2
- YFNKIDBQEZZDLK-UHFFFAOYSA-N triglyme Chemical compound COCCOCCOCCOC YFNKIDBQEZZDLK-UHFFFAOYSA-N 0.000 claims description 2
- 125000001424 substituent group Chemical group 0.000 claims 2
- DTPCFIHYWYONMD-UHFFFAOYSA-N decaethylene glycol Chemical compound OCCOCCOCCOCCOCCOCCOCCOCCOCCOCCO DTPCFIHYWYONMD-UHFFFAOYSA-N 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 3
- 239000006096 absorbing agent Substances 0.000 description 25
- 238000010521 absorption reaction Methods 0.000 description 24
- PNVJTZOFSHSLTO-UHFFFAOYSA-N Fenthion Chemical compound COP(=S)(OC)OC1=CC=C(SC)C(C)=C1 PNVJTZOFSHSLTO-UHFFFAOYSA-N 0.000 description 16
- 238000006477 desulfuration reaction Methods 0.000 description 16
- 230000023556 desulfurization Effects 0.000 description 16
- 150000001412 amines Chemical class 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000002253 acid Substances 0.000 description 10
- LIWAQLJGPBVORC-UHFFFAOYSA-N ethylmethylamine Chemical compound CCNC LIWAQLJGPBVORC-UHFFFAOYSA-N 0.000 description 10
- 229910002091 carbon monoxide Inorganic materials 0.000 description 9
- GQHTUMJGOHRCHB-UHFFFAOYSA-N 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine Chemical compound C1CCCCN2CCCN=C21 GQHTUMJGOHRCHB-UHFFFAOYSA-N 0.000 description 8
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 8
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 7
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical compound OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 7
- 239000012047 saturated solution Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 150000003335 secondary amines Chemical class 0.000 description 6
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 5
- 229960002887 deanol Drugs 0.000 description 5
- 239000012972 dimethylethanolamine Substances 0.000 description 5
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 5
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 125000005907 alkyl ester group Chemical group 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000003795 desorption Methods 0.000 description 4
- 239000012973 diazabicyclooctane Substances 0.000 description 4
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 4
- 150000002334 glycols Chemical class 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- XHFGWHUWQXTGAT-UHFFFAOYSA-N n-methylpropan-2-amine Chemical compound CNC(C)C XHFGWHUWQXTGAT-UHFFFAOYSA-N 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- SBYHFKPVCBCYGV-UHFFFAOYSA-N quinuclidine Chemical compound C1CC2CCN1CC2 SBYHFKPVCBCYGV-UHFFFAOYSA-N 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 150000003512 tertiary amines Chemical class 0.000 description 4
- GIAFURWZWWWBQT-UHFFFAOYSA-N 2-(2-aminoethoxy)ethanol Chemical compound NCCOCCO GIAFURWZWWWBQT-UHFFFAOYSA-N 0.000 description 3
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- PYFSCIWXNSXGNS-UHFFFAOYSA-N N-methylbutan-2-amine Chemical compound CCC(C)NC PYFSCIWXNSXGNS-UHFFFAOYSA-N 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 3
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- QCOGKXLOEWLIDC-UHFFFAOYSA-N N-methylbutylamine Chemical compound CCCCNC QCOGKXLOEWLIDC-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 2
- WEHWNAOGRSTTBQ-UHFFFAOYSA-N dipropylamine Chemical compound CCCNCCC WEHWNAOGRSTTBQ-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 238000002309 gasification Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- RIVIDPPYRINTTH-UHFFFAOYSA-N n-ethylpropan-2-amine Chemical compound CCNC(C)C RIVIDPPYRINTTH-UHFFFAOYSA-N 0.000 description 2
- 150000003141 primary amines Chemical class 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000002336 sorption--desorption measurement Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- LMBFAGIMSUYTBN-MPZNNTNKSA-N teixobactin Chemical compound C([C@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H](CCC(N)=O)C(=O)N[C@H]([C@@H](C)CC)C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CO)C(=O)N[C@H]1C(N[C@@H](C)C(=O)N[C@@H](C[C@@H]2NC(=N)NC2)C(=O)N[C@H](C(=O)O[C@H]1C)[C@@H](C)CC)=O)NC)C1=CC=CC=C1 LMBFAGIMSUYTBN-MPZNNTNKSA-N 0.000 description 2
- PYFSCIWXNSXGNS-RXMQYKEDSA-N (2r)-n-methylbutan-2-amine Chemical compound CC[C@@H](C)NC PYFSCIWXNSXGNS-RXMQYKEDSA-N 0.000 description 1
- RJLKIAGOYBARJG-UHFFFAOYSA-N 1,3-dimethylpiperidin-2-one Chemical compound CC1CCCN(C)C1=O RJLKIAGOYBARJG-UHFFFAOYSA-N 0.000 description 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical compound C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- SGUVLZREKBPKCE-UHFFFAOYSA-N 1,5-diazabicyclo[4.3.0]-non-5-ene Chemical compound C1CCN=C2CCCN21 SGUVLZREKBPKCE-UHFFFAOYSA-N 0.000 description 1
- JPIGSMKDJQPHJC-UHFFFAOYSA-N 1-(2-aminoethoxy)ethanol Chemical compound CC(O)OCCN JPIGSMKDJQPHJC-UHFFFAOYSA-N 0.000 description 1
- KIAMPLQEZAMORJ-UHFFFAOYSA-N 1-ethoxy-2-[2-(2-ethoxyethoxy)ethoxy]ethane Chemical compound CCOCCOCCOCCOCC KIAMPLQEZAMORJ-UHFFFAOYSA-N 0.000 description 1
- RQIOWVGTLVTEFX-UHFFFAOYSA-N 1-methoxy-2-[2-[2-[2-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethane Chemical compound COCCOCCOCCOCCOCCOCCOCCOC RQIOWVGTLVTEFX-UHFFFAOYSA-N 0.000 description 1
- YOYAIZYFCNQIRF-UHFFFAOYSA-N 2,6-dichlorobenzonitrile Chemical compound ClC1=CC=CC(Cl)=C1C#N YOYAIZYFCNQIRF-UHFFFAOYSA-N 0.000 description 1
- JHOOWURXQGAXHL-UHFFFAOYSA-N 2-[2-(2-propan-2-yloxyethoxy)ethoxy]propane Chemical compound CC(C)OCCOCCOC(C)C JHOOWURXQGAXHL-UHFFFAOYSA-N 0.000 description 1
- AHTTUKMNYVZLFF-UHFFFAOYSA-N 2-[2-[2-(2-propan-2-yloxyethoxy)ethoxy]ethoxy]propane Chemical compound CC(C)OCCOCCOCCOC(C)C AHTTUKMNYVZLFF-UHFFFAOYSA-N 0.000 description 1
- IGVDVEJIGWXPFH-UHFFFAOYSA-N 2-[2-[2-[2-[2-(2-propan-2-yloxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]propane Chemical compound CC(C)OCCOCCOCCOCCOCCOC(C)C IGVDVEJIGWXPFH-UHFFFAOYSA-N 0.000 description 1
- UYGAXBLBTBAPPZ-UHFFFAOYSA-N 2-[2-[2-[2-[2-[2-(2-propan-2-yloxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propane Chemical compound CC(C)OCCOCCOCCOCCOCCOCCOC(C)C UYGAXBLBTBAPPZ-UHFFFAOYSA-N 0.000 description 1
- LDSQQXKSEFZAPE-UHFFFAOYSA-N 2-piperidin-4-ylethanol Chemical compound OCCC1CCNCC1 LDSQQXKSEFZAPE-UHFFFAOYSA-N 0.000 description 1
- WOVKYSAHUYNSMH-RRKCRQDMSA-N 5-bromodeoxyuridine Chemical compound C1[C@H](O)[C@@H](CO)O[C@H]1N1C(=O)NC(=O)C(Br)=C1 WOVKYSAHUYNSMH-RRKCRQDMSA-N 0.000 description 1
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 150000008378 aryl ethers Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 150000001983 dialkylethers Chemical class 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 229940043279 diisopropylamine Drugs 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- QKYWADPCTHTJHQ-UHFFFAOYSA-N n,2-dimethylpropan-1-amine Chemical compound CNCC(C)C QKYWADPCTHTJHQ-UHFFFAOYSA-N 0.000 description 1
- VLSTXUUYLIALPB-UHFFFAOYSA-N n-propan-2-ylpropan-1-amine Chemical compound CCCNC(C)C VLSTXUUYLIALPB-UHFFFAOYSA-N 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 125000006413 ring segment Chemical group 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
-
- 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
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/308—Carbonoxysulfide COS
-
- 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
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45635403P | 2003-03-21 | 2003-03-21 | |
| US60/456,354 | 2003-03-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2005132473A RU2005132473A (ru) | 2006-01-27 |
| RU2341324C2 true RU2341324C2 (ru) | 2008-12-20 |
Family
ID=33098111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2005132473/15A RU2341324C2 (ru) | 2003-03-21 | 2004-03-11 | Улучшенная композиция и способ для удаления карбонилсульфида из содержащего его кислотного газа |
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| JP (3) | JP5154795B2 (enExample) |
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| TR (1) | TR200505119T1 (enExample) |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2640262C2 (ru) * | 2012-06-15 | 2017-12-27 | ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи | Способ очистки сжиженных углеводородов с применением соединений 3-(пиперазин-1-ил)пропан-1, 2 диола |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MXPA05010039A (es) | 2003-03-21 | 2005-10-26 | Dow Global Technologies Inc | Composicion mejorada y metodo para eliminar sulfuro de carbonilo del gas acido que lo contiene. |
| EP1872846B1 (en) * | 2005-04-04 | 2013-07-24 | Mitsubishi Heavy Industries, Ltd. | Absorbing solution and method for absorbing co2 or h2s or both |
| US20060233618A1 (en) * | 2005-04-19 | 2006-10-19 | Daniel Puzio | Power tool having power-take-off driven chuck with dust protection features |
| FR2896244B1 (fr) | 2006-01-18 | 2013-04-12 | Total Sa | Procede de purification de melanges gazeux contenant des mercaptans et autres gaz acides |
| DE102006010595A1 (de) * | 2006-03-06 | 2007-09-13 | Uhde Gmbh | Lösungsmittel zur Abtrennung von sauren Gasbestandteilen aus technischen Gasen |
| JP5215595B2 (ja) | 2007-06-18 | 2013-06-19 | 三菱重工業株式会社 | 吸収液、吸収液を用いたｃｏ２又はｈ２ｓ除去装置及び方法 |
| DE102008031552A1 (de) * | 2008-07-07 | 2010-01-14 | Uhde Gmbh | Verfahren zum Entfernen von Sauergasen aus einem Gasstrom |
| US20100132552A1 (en) * | 2009-07-08 | 2010-06-03 | Lechnick William J | Zone or process for improving an efficiency thereof |
| CN102051244B (zh) * | 2009-10-28 | 2014-04-02 | 中国石油化工股份有限公司 | 高酸性石油天然气的高效净化脱硫剂 |
| WO2011121633A1 (ja) * | 2010-03-29 | 2011-10-06 | 株式会社 東芝 | 酸性ガス吸収剤、酸性ガス除去装置および酸性ガス除去方法 |
| US9887914B2 (en) * | 2014-02-04 | 2018-02-06 | Fastly, Inc. | Communication path selection for content delivery |
| JP6648980B2 (ja) * | 2015-04-20 | 2020-02-19 | Ｊｘｔｇエネルギー株式会社 | 液体炭化水素油中の硫化カルボニルを除去する方法 |
| CN104931432A (zh) * | 2015-06-30 | 2015-09-23 | 苏州东辰林达检测技术有限公司 | 一种氧硫化碳检测试剂及其制备方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4336233A (en) * | 1975-11-18 | 1982-06-22 | Basf Aktiengesellschaft | Removal of CO2 and/or H2 S and/or COS from gases containing these constituents |
| US5589149A (en) * | 1993-11-09 | 1996-12-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for absorption of mercaptans |
| DE10139453A1 (de) * | 2001-08-10 | 2003-02-20 | Basf Ag | Verfahren und Absorptionsmittel zur Entfernung saurer Gase aus Fluiden |
| RU2227060C2 (ru) * | 1998-06-29 | 2004-04-20 | Басф Акциенгезельшафт | Способ удаления газовых компонентов кислотного характера из газов |
Family Cites Families (56)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US558914A (en) * | 1896-04-21 | Valentine a | ||
| US3071433A (en) * | 1959-05-11 | 1963-01-01 | Rhodia | Method of reducing the hydrogen sulfide content of industrial waste gases |
| GB1058304A (en) * | 1964-03-12 | 1967-02-08 | Shell Int Research | Process for the purification of fluids |
| US3284531A (en) | 1965-07-06 | 1966-11-08 | Dow Chemical Co | Removing carbonyl sulfide with an anhydrous, basic, anion resin |
| US3737392A (en) | 1969-06-11 | 1973-06-05 | Allied Chem | Solvent composition useful in acid gas removal from gas mixtures |
| US4044100A (en) | 1969-12-08 | 1977-08-23 | Allied Chemical Corporation | Separation of acidic gas constituents from gaseous mixtures containing the same |
| US3773896A (en) * | 1971-04-26 | 1973-11-20 | Koppers Gmbh Heinrich | Washing agent and a process for washing acidic components from a gas stream |
| DE2250169A1 (de) | 1972-10-13 | 1974-04-25 | Metallgesellschaft Ag | Verfahren zur entschwefelung technischer brenngase und synthesegase |
| US3824766A (en) | 1973-05-10 | 1974-07-23 | Allied Chem | Gas purification |
| US3837143A (en) | 1973-08-06 | 1974-09-24 | Allied Chem | Simultaneous drying and sweetening of wellhead natural gas |
| US3965244A (en) | 1974-11-27 | 1976-06-22 | Shell Oil Company | Selective removal of sulfur compounds from acid gas mixtures containing significant quantities of carbonyl sulfide |
| US3989811A (en) | 1975-01-30 | 1976-11-02 | Shell Oil Company | Process for recovering sulfur from fuel gases containing hydrogen sulfide, carbon dioxide, and carbonyl sulfide |
| DE2548700C2 (de) * | 1975-10-30 | 1982-04-01 | Linde Ag, 6200 Wiesbaden | Verfahren und Vorrichtung zur Wasserstoffreinigung unter gleichzeitiger Kohlendioxidgewinnung |
| US4183903A (en) * | 1978-08-02 | 1980-01-15 | Exxon Research & Engineering Co. | Method of removing carbon dioxide from gases utilizing an alkaline absorption solution containing a cyclic urea anti-foaming agent |
| CA1124038A (en) * | 1978-08-24 | 1982-05-25 | Glenn D. Correll | Hydrolysis of carbon oxysulfide with morpholines and piperazines |
| US4351812A (en) | 1978-08-24 | 1982-09-28 | The Dow Chemical Company | Hydrolysis of carbon oxysulfide with morpholines and piperazines |
| SU927282A1 (ru) * | 1979-04-25 | 1982-05-15 | Всесоюзный Научно-Исследовательский И Проектный Институт По Подготовке @К Транспортировке И Переработке Природного Газа | Абсорбент дл очистки газов от кислых компонентов |
| IT1132170B (it) | 1980-07-04 | 1986-06-25 | Snam Progetti | Processo di separazione selettiva di idrogeno solforato da miscele gassose contenenti anche anidride carbonica |
| US4409199A (en) | 1981-12-14 | 1983-10-11 | Shell Oil Company | Removal of H2 S and COS |
| US4405585A (en) | 1982-01-18 | 1983-09-20 | Exxon Research And Engineering Co. | Process for the selective removal of hydrogen sulfide from gaseous mixtures with severely sterically hindered secondary aminoether alcohols |
| US4483833A (en) | 1982-01-18 | 1984-11-20 | Exxon Research & Engineering Co. | Process for selective removal of H2 S from mixtures containing H22 with heterocyclic tertiary aminoalkanols |
| US4623371A (en) | 1984-08-03 | 1986-11-18 | El Paso Hydrocarbons Company | Utilizing the Mehra process for processing and BTU upgrading of nitrogen-rich natural gas streams |
| DE3222588A1 (de) | 1982-06-16 | 1983-12-22 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zum regenerieren von absorptionsloesungen fuer schwefelhaltige gase |
| DE3242277A1 (de) | 1982-11-16 | 1984-05-17 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zum entschwefeln von gasen mit einer aminhaltigen waschloesung |
| US4482529A (en) | 1983-01-07 | 1984-11-13 | Air Products And Chemicals, Inc. | Catalytic hydrolysis of COS in acid gas removal solvents |
| US4524050A (en) | 1983-01-07 | 1985-06-18 | Air Products And Chemicals, Inc. | Catalytic hydrolysis of carbonyl sulfide |
| US4581154A (en) | 1983-12-19 | 1986-04-08 | Norton Company | Solvent composition for the removal of acid gas from gas mixtures at subfreezing temperatures |
| US4705673A (en) * | 1984-10-10 | 1987-11-10 | Union Carbide Corporation | Mixed solvent system for treating acidic gas |
| US4741745A (en) | 1986-05-07 | 1988-05-03 | Norton Company | Process for separation of carbon dioxide from other gases |
| IT1191805B (it) * | 1986-06-11 | 1988-03-23 | Snam Progetti | Processo per la rimozione selettiva di acido solfidrico |
| US4749555A (en) | 1986-10-02 | 1988-06-07 | Shell Oil Company | Process for the selective removal of hydrogen sulphide and carbonyl sulfide from light hydrocarbon gases containing carbon dioxide |
| US4895670A (en) | 1987-10-13 | 1990-01-23 | Exxon Research And Engineering Company | Addition of severely-hindered aminoacids to severely-hindered amines for the absorption of H2 S |
| JPH0698262B2 (ja) | 1987-11-06 | 1994-12-07 | 株式会社日本触媒 | 酸性ガス吸収剤組成物 |
| DE3828227A1 (de) | 1988-08-19 | 1990-02-22 | Basf Ag | Verfahren zum entfernen von co(pfeil abwaerts)2(pfeil abwaerts) und gegebenenfalls h(pfeil abwaerts)2(pfeil abwaerts) aus gasen |
| DE3828513A1 (de) | 1988-08-23 | 1990-03-01 | Merck Patent Gmbh | Abloesemittel fuer fotoresists |
| US5167941A (en) * | 1988-11-29 | 1992-12-01 | The Dow Chemical Company | Quaternary polyamines as sulfite oxidation inhibitors in amine scrubbing of SO2 |
| US4980140A (en) | 1989-03-13 | 1990-12-25 | Shell Oil Company | Selective removal of carbonyl sulfide from a hydrogen sulfide containing gas mixture |
| DE3922904A1 (de) * | 1989-07-12 | 1991-01-17 | Cassella Ag | Verfahren zum entfernen von schwefelkohlenstoff aus abgasgemischen |
| DE4027239A1 (de) * | 1990-08-29 | 1992-03-05 | Linde Ag | Verfahren zur selektiven entfernung anorganischer und/oder organischer schwefelverbindungen |
| JPH05202367A (ja) * | 1991-10-15 | 1993-08-10 | General Sekiyu Kk | 抽出による軽油の脱硫および脱硝方法 |
| US5618506A (en) * | 1994-10-06 | 1997-04-08 | The Kansai Electric Power Co., Inc. | Process for removing carbon dioxide from gases |
| US6592779B1 (en) | 1995-10-23 | 2003-07-15 | Union Carbide Chemicals & Plastics Technology Corporation | Composition and method for acid gas treatment |
| MY117311A (en) | 1996-08-22 | 2004-06-30 | Shell Int Research | Process for reducing total sulphur content in gases containing hydrogen sulphide and other sulphur components |
| US6090356A (en) | 1997-09-12 | 2000-07-18 | Texaco Inc. | Removal of acidic gases in a gasification power system with production of hydrogen |
| DE19753903C2 (de) * | 1997-12-05 | 2002-04-25 | Krupp Uhde Gmbh | Verfahren zur Entfernung von CO¶2¶ und Schwefelverbindungen aus technischen Gasen, insbesondere aus Erdgas und Roh-Synthesegas |
| DE19854353A1 (de) * | 1998-11-25 | 2000-06-21 | Clariant Gmbh | Verfahren zur Reinigung von Gasen |
| EP1022046A1 (de) * | 1999-01-22 | 2000-07-26 | Krupp Uhde GmbH | Verfahren zur Entfernung von Kohlendioxid, Schwefelverbindungen, Wasser und aromatischen und höheren aliphatischen Kohlenwasserstoffen aus technischen Gasen |
| US6337059B1 (en) | 1999-05-03 | 2002-01-08 | Union Carbide Chemicals & Plastics Technology Corporation | Absorbent compositions for the removal of acid gases from gas streams |
| DE19933301A1 (de) | 1999-07-15 | 2001-01-18 | Basf Ag | Verfahren zum Entfernen von Mercaptanen aus Fluidströmen |
| DE19947845A1 (de) * | 1999-10-05 | 2001-04-12 | Basf Ag | Verfahren zum Entfernen von COS aus einem Kohlenwasserstoff-Fluidstrom und Waschflüssikgkeit zur Verwendung in derartigen Verfahren |
| US6531103B1 (en) * | 2000-03-09 | 2003-03-11 | Union Carbide Chemicals And Plastics Technology Corporation | Process for removing sulfur compounds from gas and liquid hydrocarbon streams |
| DE10136484A1 (de) * | 2001-07-27 | 2003-02-13 | Uhde Gmbh | Verfahren zur Entfernung von Gasbestandteilen aus technischen Gasen mittels Ethylenglykoldimethylethern bei tieferen Temperaturen |
| JP4673624B2 (ja) * | 2002-09-17 | 2011-04-20 | フルー・コーポレイシヨン | 酸性ガスを除去するための構成および方法 |
| DE10306254A1 (de) * | 2003-02-14 | 2004-08-26 | Basf Ag | Absorptionsmittel und Verfahren zur Entfernung saurer Gase aus Fluiden |
| MXPA05010039A (es) | 2003-03-21 | 2005-10-26 | Dow Global Technologies Inc | Composicion mejorada y metodo para eliminar sulfuro de carbonilo del gas acido que lo contiene. |
| MX276488B (es) | 2003-07-22 | 2010-06-09 | Dow Global Technologies Inc | Regeneracion de fluidos de tratamiento que contienen gas acido. |
-
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4336233A (en) * | 1975-11-18 | 1982-06-22 | Basf Aktiengesellschaft | Removal of CO2 and/or H2 S and/or COS from gases containing these constituents |
| US5589149A (en) * | 1993-11-09 | 1996-12-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for absorption of mercaptans |
| RU2227060C2 (ru) * | 1998-06-29 | 2004-04-20 | Басф Акциенгезельшафт | Способ удаления газовых компонентов кислотного характера из газов |
| DE10139453A1 (de) * | 2001-08-10 | 2003-02-20 | Basf Ag | Verfahren und Absorptionsmittel zur Entfernung saurer Gase aus Fluiden |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2640262C2 (ru) * | 2012-06-15 | 2017-12-27 | ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи | Способ очистки сжиженных углеводородов с применением соединений 3-(пиперазин-1-ил)пропан-1, 2 диола |
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