JP4035109B2 - 神経毒ガスの選択的濾過および濃縮 - Google Patents
神経毒ガスの選択的濾過および濃縮 Download PDFInfo
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- 239000007789 gas Substances 0.000 title claims description 69
- 238000001914 filtration Methods 0.000 title description 10
- 231100000189 neurotoxic Toxicity 0.000 title description 8
- 230000002887 neurotoxic effect Effects 0.000 title description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 187
- 239000000377 silicon dioxide Substances 0.000 claims description 92
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 78
- 239000001257 hydrogen Substances 0.000 claims description 65
- 229910052739 hydrogen Inorganic materials 0.000 claims description 65
- 239000000126 substance Substances 0.000 claims description 61
- 239000003463 adsorbent Substances 0.000 claims description 60
- VONWDASPFIQPDY-UHFFFAOYSA-N dimethyl methylphosphonate Chemical compound COP(C)(=O)OC VONWDASPFIQPDY-UHFFFAOYSA-N 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 45
- 239000003795 chemical substances by application Substances 0.000 claims description 42
- 229910020175 SiOH Inorganic materials 0.000 claims description 29
- SNVCRNWSNUUGEA-UHFFFAOYSA-N dichlorophosphoryloxymethane Chemical compound COP(Cl)(Cl)=O SNVCRNWSNUUGEA-UHFFFAOYSA-N 0.000 claims description 28
- 125000001424 substituent group Chemical group 0.000 claims description 28
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 26
- 238000001179 sorption measurement Methods 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 23
- 238000006073 displacement reaction Methods 0.000 claims description 22
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 17
- 229910052698 phosphorus Inorganic materials 0.000 claims description 17
- 239000011574 phosphorus Substances 0.000 claims description 17
- NLOUTGCXBXLQIA-UHFFFAOYSA-N trichloro phosphate Chemical compound ClOP(=O)(OCl)OCl NLOUTGCXBXLQIA-UHFFFAOYSA-N 0.000 claims description 17
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 16
- UKVQBONVSSLJBB-UHFFFAOYSA-N 2-pyridin-2-ylacetonitrile Chemical compound N#CCC1=CC=CC=N1 UKVQBONVSSLJBB-UHFFFAOYSA-N 0.000 claims description 14
- 125000000524 functional group Chemical group 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 11
- 229910044991 metal oxide Inorganic materials 0.000 claims description 9
- 150000004706 metal oxides Chemical class 0.000 claims description 9
- 239000004065 semiconductor Substances 0.000 claims description 8
- 238000006467 substitution reaction Methods 0.000 claims description 8
- 239000003958 nerve gas Substances 0.000 claims description 5
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims description 2
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 claims description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical group CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 claims 2
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims 2
- FWFSEYBSWVRWGL-UHFFFAOYSA-N cyclohex-2-enone Chemical compound O=C1CCCC=C1 FWFSEYBSWVRWGL-UHFFFAOYSA-N 0.000 claims 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims 2
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 claims 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims 2
- FDPIMTJIUBPUKL-UHFFFAOYSA-N pentan-3-one Chemical compound CCC(=O)CC FDPIMTJIUBPUKL-UHFFFAOYSA-N 0.000 claims 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 claims 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims 1
- 229910002651 NO3 Inorganic materials 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical group CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 claims 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims 1
- JYQQWQJCEUMXQZ-UHFFFAOYSA-N methyl cyanate Chemical compound COC#N JYQQWQJCEUMXQZ-UHFFFAOYSA-N 0.000 claims 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims 1
- ASUDFOJKTJLAIK-UHFFFAOYSA-N 2-methoxyethanamine Chemical compound COCCN ASUDFOJKTJLAIK-UHFFFAOYSA-N 0.000 description 18
- 150000001412 amines Chemical class 0.000 description 16
- 238000002474 experimental method Methods 0.000 description 14
- 239000000203 mixture Substances 0.000 description 14
- 238000002329 infrared spectrum Methods 0.000 description 10
- 238000001228 spectrum Methods 0.000 description 10
- 230000002860 competitive effect Effects 0.000 description 9
- DYAHQFWOVKZOOW-UHFFFAOYSA-N Sarin Chemical compound CC(C)OP(C)(F)=O DYAHQFWOVKZOOW-UHFFFAOYSA-N 0.000 description 8
- 125000003277 amino group Chemical group 0.000 description 4
- 150000002903 organophosphorus compounds Chemical class 0.000 description 4
- 238000007792 addition Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000003795 desorption Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 239000002594 sorbent Substances 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000003047 austin model 1 Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229910021485 fumed silica Inorganic materials 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 150000003335 secondary amines Chemical class 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- WTFNSXYULBQCQV-UHFFFAOYSA-N $l^{1}-oxidanyloxymethane Chemical group CO[O] WTFNSXYULBQCQV-UHFFFAOYSA-N 0.000 description 1
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 239000005949 Malathion Substances 0.000 description 1
- 239000005921 Phosmet Substances 0.000 description 1
- GRXKLBBBQUKJJZ-UHFFFAOYSA-N Soman Chemical compound CC(C)(C)C(C)OP(C)(F)=O GRXKLBBBQUKJJZ-UHFFFAOYSA-N 0.000 description 1
- -1 TMP Chemical group 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- PJVJTCIRVMBVIA-JTQLQIEISA-N [dimethylamino(ethoxy)phosphoryl]formonitrile Chemical compound CCO[P@@](=O)(C#N)N(C)C PJVJTCIRVMBVIA-JTQLQIEISA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000013626 chemical specie Substances 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- JXSJBGJIGXNWCI-UHFFFAOYSA-N diethyl 2-[(dimethoxyphosphorothioyl)thio]succinate Chemical compound CCOC(=O)CC(SP(=S)(OC)OC)C(=O)OCC JXSJBGJIGXNWCI-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229960000453 malathion Drugs 0.000 description 1
- 150000002825 nitriles Chemical group 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- LMNZTLDVJIUSHT-UHFFFAOYSA-N phosmet Chemical compound C1=CC=C2C(=O)N(CSP(=S)(OC)OC)C(=O)C2=C1 LMNZTLDVJIUSHT-UHFFFAOYSA-N 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000004835 semi-empirical calculation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
- G01N1/405—Concentrating samples by adsorption or 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/40—Concentrating samples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/112—Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
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- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
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Description
気により完全に脱着したが、各化合物の脱着は、広い温度範囲にわたって生じる。したがって、選択フィルターの点から見て、温度パルスの利用は、表面から特定種の有機リン化合物を選択的に追い出すためにはあまり役に立たないであろう。例えば、MDCPは150℃で完全に脱着するが、これと同じ温度で、全DMMPおよびTMPの約70%および50%も表面から脱着する。
DMMP、TMP、TCP、MDCP、ならびに種々の化学置換剤、TEA、2‐PyAN、EDA、および2‐メトキシエチルアミン(MEA)は、米国ウィスコンシン州ミルウォーキー所在のアルドリッチ・ケミカル社(Aldrich Chemical Company)から購入した。すべての試薬は受け取った状態のまま使用し、標準凍結融解サイクルを用いて排気し得るガラス球に移した。チャート1は各化合物の構造式を示している。
(有機リンの競合吸着) 本発明者らは、その最初の実験セットで、4種の有機リン化合物のシリカへの競合吸着を調べた。シリカに吸着したTCP、MDCP、DMMPおよびTMPのスペクトルがそれぞれ図1a〜dに示されている。各化合物は、それらの相対表面存在量のモニターに用い得る特有のバンドを生成する。本発明者らが各吸着化合物量のモニターに用いた特有の積分バンドが表2にリストされている:
TCP<MDCP<置換剤A<DMMP<置換剤B<TMP<置換剤C
である。
とを発見する。TMP対2‐PyANの実験では、TMP処理したシリカを2‐PyANに暴露すると、吸着TMPの約95%が表面に残ることが明らかになる。それゆえ、2‐PyANは置換剤Bとして良好な候補分子である(図6参照)。
Claims (18)
- ガス流中の有機リンの相対濃度を増大させる方法であって、
少なくとも1種の非標的分子の分子と混合して有機リンの分子を含む第1ガス流を吸着材に通して、吸着材に有機リンの分子と非標的分子の分子とを吸着させるステップと、次いで、
化学置換剤の分子を含む第2ガス流を吸着材に通すことによって、化学置換剤の分子が吸着材に吸着して非標的分子の分子を吸着材に吸着させたまま有機リンの分子を選択的に吸着材から追い出し、この化学置換によって追い出された有機リンの分子が第2ガス流に入るステップと
を含んでなる方法。 - 有機リンが神経ガスである、請求項1に記載の方法。
- 金属酸化物半導体センサーにより標的分子をより容易に検出し得るようにガス流中の標的分子の相対濃度を増大させる方法であって、
少なくとも1種の非標的分子の分子と混合して標的分子の分子を含む第1ガス流を吸着材に通して標的分子の分子と非標的分子の分子とを吸着材に吸着させるステップと、次いで、
化学置換剤の分子を含む第2ガス流を吸着材に通すことによって、化学置換剤の分子が吸着材に吸着して非標的分子の分子を吸着材に吸着させたまま標的分子の分子を吸着剤から選択的に追い出し、この化学置換によって追い出された標的分子の分子が第2ガス流に入るステップと、次いで、
第2ガス流を金属酸化物半導体センサーに通して標的分子を検出するステップと
を含んでなる方法。 - 化学置換剤は、化学置換剤の分子が少なくとも約90重量%の標的分子の分子を吸着材から化学的に追い出すほど標的分子に比べて高度の吸着材上での選択的吸着作用を有する、請求項3に記載の方法。
- 標的分子が有機リンである、請求項3に記載の方法。
- 有機リンが神経ガスである、請求項5に記載の方法。
- 吸着材がシリカである、請求項3に記載の方法。
- 吸着材がシリカであり、標的分子が、シリカの少なくとも1つの表面SiOH基と標的分子の少なくとも1つの官能基との間の少なくとも1つの水素結合を介してシリカに吸着し、化学置換剤が、シリカの少なくとも1つの表面SiOH基と化学置換剤の少なくとも1つの官能基との間の少なくとも1つの水素結合を介してシリカに吸着し、標的分子と化学置換剤による吸着強度が、水素結合の数と、官能価によって決まる各水素結合の強度とによって決定される、請求項3に記載の方法。
- ガス流中の非標的分子から有機リンを分離する方法であって、
非標的分子の分子と混合して有機リンの分子を含む第1ガス流を吸着材に通して有機リンの分子と非標的分子の分子とを吸着材に吸着させるステップと、次いで、
化学置換剤の分子を含む第2ガス流を吸着材に通すことによって、化学置換剤の分子が吸着材に吸着して有機リンの分子を吸着材に吸着させたまま非標的分子の分子を吸着剤から選択的に追い出すステップと
を含んでなる方法。 - 吸着材がシリカである、請求項9に記載の方法。
- ガス流中の非標的分子から有機リンを分離する方法であって、
化学置換剤の分子を吸着材に吸着させるように吸着材を化学置換剤で前処理するステップと、
非標的分子の分子と混合して有機リンの分子を含むガス流を吸着材に通すことによって、有機リンの分子は吸着材に吸着するが、非標的分子の分子は吸着材に吸着せずにガス流中に留まり、化学置換剤は非標的分子に比べて吸着材に選択的に吸着して非標的分子が吸着材に吸着するのを阻止するステップと
を含んでなる方法。 - 吸着材がシリカである、請求項11に記載の方法。
- ガス流中の非標的分子から有機リンを分離する方法であって、
化学置換剤の分子を吸着剤に吸着させるように吸着材を化学置換剤で前処理するステップと、
非標的分子の分子と混合して有機リンの分子を含むガス流を吸着材に通すことによって、非標的分子の分子は吸着材に吸着するが、有機リンの分子は吸着材に吸着せずにガス流中に留まり、化学置換剤を有機リンに比べて選択的に吸着材に吸着させて有機リンが吸着材に吸着するのを阻止するステップと
を含んでなる方法。 - 吸着材がシリカである、請求項13に記載の方法。
- ガス流中の標的分子の相対濃度を増大させる方法であって、
少なくとも1種の非標的分子の分子と混合して標的分子の分子を含む第1ガス流をシリカ吸着材に通して標的分子の分子と非標的分子の分子とをシリカに吸着させるステップと、次いで、
化学置換剤の分子を含む第2ガス流をシリカに通すことによって、化学置換剤の分子が
シリカに吸着して非標的分子の分子をシリカに吸着させたまま標的分子の分子をシリカから選択的に追い出し、この化学置換によって追い出された標的分子の分子が第2ガス流に入るステップと、
標的分子が、シリカの少なくとも1つの表面SiOH基と標的分子の少なくとも1つの官能基との間の少なくとも1つの水素結合を介してシリカに吸着し、化学置換剤が、シリカの少なくとも1つの表面SiOH基と化学置換剤の少なくとも1つの官能基との間の少なくとも1つの水素結合を介してシリカに吸着し、標的分子と化学置換剤による吸着強度が、水素結合の数と、官能価によって決まる各水素結合の強度とによって決定されることと
を含んでなる方法。 - 化学置換剤の少なくとも1つの官能基が、以下の化合物:n‐へキサン、シクロヘキサン、四塩化炭素、ベンゼン、硝酸メチル、シアン酸メチル、ホルムアルデヒド、トリクロロホスフェート、メタノール、アセトアルデヒド、ジクロロリン酸メチル、メチルエチルケトン、アセトン、シクロペンタノン、シクロヘキサノン、1,4‐ジオキサン、t‐ブタノール、2‐シクロヘキセン‐1‐オン、リン酸トリメチル、ジエチルケトン、メチルホスホン酸ジメチル、テトラヒドロフラン、ピリジン、トリエチルアミン、2‐ピリジルアセトニトリル、メトキシエチルアミン、およびエチレンジアミン中に含まれる官能基群から選択される、請求項15に記載の方法。
- 化学置換剤が、複数の水素結合を介してシリカに吸着する、請求項15に記載の方法。
- ガス流中の非標的分子から標的分子を分離する方法であって、
化学置換剤の分子をシリカに吸着させるようにシリカ吸着材を化学置換剤で前処理するステップと、
非標的分子の分子と混合して標的分子の分子を含むガス流をシリカに通すことによって、標的分子の分子はシリカに吸着するが、非標的分子の分子はシリカに吸着せずにガス流中に留まり、化学置換剤は非標的分子に比べてシリカに選択的に吸着して非標的分子がシリカに吸着するのを阻止するステップと、
標的分子が、シリカの少なくとも1つの表面SiOH基と非標的分子の少なくとも1つの官能基との間の少なくとも1つの水素結合を介してシリカに吸着し、化学置換剤が、シリカの少なくとも1つの表面SiOH基と化学置換剤の少なくとも1つの官能基との間の少なくとも1つの水素結合を介してシリカに吸着し、標的分子と化学置換剤による吸着強度が、水素結合の数と、官能価によって決まる各水素結合の強度とによって決定されることと
を含んでなる方法。
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US10/001,664 US6610125B2 (en) | 2001-10-23 | 2001-10-23 | Selective filtration and concentration of toxic nerve agents |
PCT/US2002/033748 WO2003039701A2 (en) | 2001-10-23 | 2002-10-22 | Selective separation and concentration of toxic nerve agents |
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US8123834B2 (en) | 2005-10-06 | 2012-02-28 | The Board Of Trustees Of The University Of Illinois | High gain selective metal organic framework preconcentrators |
US7880026B2 (en) * | 2006-04-14 | 2011-02-01 | The Board Of Trustees Of The University Of Illinois | MOF synthesis method |
US8123841B2 (en) | 2008-01-16 | 2012-02-28 | The Board Of Trustees Of The University Of Illinois | Column design for micro gas chromatograph |
US8269029B2 (en) | 2008-04-08 | 2012-09-18 | The Board Of Trustees Of The University Of Illinois | Water repellent metal-organic frameworks, process for making and uses regarding same |
US8192685B2 (en) * | 2008-11-04 | 2012-06-05 | Advanced Concepts And Technologies International, L.L.C. | Molecular separators, concentrators, and detectors preparatory to sensor operation, and methods of minimizing false positives in sensor operations |
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US3457704A (en) * | 1966-10-10 | 1969-07-29 | Phillips Petroleum Co | Chromatographic method and apparatus |
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FR2300607A1 (fr) * | 1975-02-13 | 1976-09-10 | Erap | Proce |
GB1574801A (en) | 1976-05-07 | 1980-09-10 | Boc Ltd | Gas separation |
US4293316A (en) * | 1977-09-30 | 1981-10-06 | Harry E. Aine | Inlet system for a gas analyzer |
IT1132538B (it) * | 1980-08-07 | 1986-07-02 | Sisas Spa Soc Italiana Serie A | Procedimento per la separazione di metaxilene da miscele di idrocarburi aromatici |
US4698071A (en) * | 1985-04-15 | 1987-10-06 | Canadian Patents And Development Limited | Trace vapor concentrator |
DE3609587C1 (de) | 1986-03-21 | 1986-12-04 | BÖWE Reinigungstechnik GmbH, 8900 Augsburg | Vorrichtung zur Rueckgewinnung von Loesemittelgasen |
US4904634A (en) | 1986-12-29 | 1990-02-27 | Aluminum Company Of America | Active material useful as adsorbent comprising metal oxide/hydroxide surfaces reacted with one or more phosphorous-containing materials having selected organic radicals attached thereto |
US4814526A (en) | 1987-07-28 | 1989-03-21 | Eastman Kodak Company | Selective adsorption/separation of diiodonaphthalenes |
EP0350992A1 (en) * | 1988-07-04 | 1990-01-17 | Duphar International Research B.V | Method of air sampling |
US4915843A (en) | 1988-11-28 | 1990-04-10 | Union Oil Company Of California | Continuous displacement chromatographic method |
US5042995A (en) * | 1989-12-28 | 1991-08-27 | Uop | Pressure swing adsorption with intermediate product recovery using two adsorption zones |
US5106396A (en) * | 1989-12-28 | 1992-04-21 | Mitariten Michael J | Adsorption processes with intermediate product recovery using two adsorption zones |
US5869349A (en) | 1990-12-12 | 1999-02-09 | University Of Utah Reseach Foundation | Immobilization of acid-treated antibodies on siliceous support |
US5281257A (en) * | 1992-12-11 | 1994-01-25 | Purus Inc. | System for increasing efficiency of vapor phase pollutant removal with on-site regeneration and pollutant recovery |
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JPH0996622A (ja) | 1995-09-29 | 1997-04-08 | Matsushita Electric Ind Co Ltd | ガスセンサおよびその製造方法 |
JP3594463B2 (ja) | 1997-10-15 | 2004-12-02 | 株式会社西部技研 | ガス吸着装置 |
US6239262B1 (en) | 1998-01-07 | 2001-05-29 | Rensselaer Polytechnic Institute | Low molecular weight displacers for protein purification in hydrophobic interaction and reversed phase chromatographic systems |
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DE60214218D1 (de) | 2006-10-05 |
DE60214218T2 (de) | 2006-12-14 |
ES2266635T3 (es) | 2007-03-01 |
JP2005508496A (ja) | 2005-03-31 |
WO2003039701B1 (en) | 2004-07-29 |
WO2003039701A3 (en) | 2003-08-21 |
EP1439893B1 (en) | 2006-08-23 |
US6610125B2 (en) | 2003-08-26 |
AU2002363316A1 (en) | 2003-05-19 |
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