JP5452139B2 - クライオスタット - Google Patents
クライオスタット Download PDFInfo
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- JP5452139B2 JP5452139B2 JP2009202844A JP2009202844A JP5452139B2 JP 5452139 B2 JP5452139 B2 JP 5452139B2 JP 2009202844 A JP2009202844 A JP 2009202844A JP 2009202844 A JP2009202844 A JP 2009202844A JP 5452139 B2 JP5452139 B2 JP 5452139B2
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- 230000003287 optical effect Effects 0.000 claims description 156
- 239000003566 sealing material Substances 0.000 claims description 42
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 18
- 239000011737 fluorine Substances 0.000 claims description 18
- 229910052731 fluorine Inorganic materials 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229920000642 polymer Polymers 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 13
- 229920005989 resin Polymers 0.000 claims description 13
- 229920005549 butyl rubber Polymers 0.000 claims description 12
- 229920001973 fluoroelastomer Polymers 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000002983 circular dichroism Methods 0.000 claims description 5
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical group FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims description 5
- 210000004027 cell Anatomy 0.000 description 70
- 238000005259 measurement Methods 0.000 description 22
- 230000000052 comparative effect Effects 0.000 description 20
- 239000007789 gas Substances 0.000 description 20
- 238000010438 heat treatment Methods 0.000 description 18
- 238000001816 cooling Methods 0.000 description 15
- 238000001142 circular dichroism spectrum Methods 0.000 description 13
- 230000005494 condensation Effects 0.000 description 13
- 238000009833 condensation Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 229920001577 copolymer Polymers 0.000 description 7
- -1 alkyl vinyl ether Chemical compound 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
- 239000010703 silicon Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000006057 Non-nutritive feed additive Substances 0.000 description 3
- 239000000370 acceptor Substances 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 3
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 150000001451 organic peroxides Chemical class 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 229920001084 poly(chloroprene) Polymers 0.000 description 3
- 235000012239 silicon dioxide Nutrition 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000002211 ultraviolet spectrum Methods 0.000 description 3
- MIZLGWKEZAPEFJ-UHFFFAOYSA-N 1,1,2-trifluoroethene Chemical compound FC=C(F)F MIZLGWKEZAPEFJ-UHFFFAOYSA-N 0.000 description 2
- XFCMNSHQOZQILR-UHFFFAOYSA-N 2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOC(=O)C(C)=C XFCMNSHQOZQILR-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 229920002681 hypalon Polymers 0.000 description 2
- 150000002484 inorganic compounds Chemical class 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000000870 ultraviolet spectroscopy Methods 0.000 description 2
- MYOQALXKVOJACM-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy pentaneperoxoate Chemical compound CCCCC(=O)OOOC(C)(C)C MYOQALXKVOJACM-UHFFFAOYSA-N 0.000 description 1
- KDGNCLDCOVTOCS-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy propan-2-yl carbonate Chemical compound CC(C)OC(=O)OOC(C)(C)C KDGNCLDCOVTOCS-UHFFFAOYSA-N 0.000 description 1
- RIPYNJLMMFGZSX-UHFFFAOYSA-N (5-benzoylperoxy-2,5-dimethylhexan-2-yl) benzenecarboperoxoate Chemical compound C=1C=CC=CC=1C(=O)OOC(C)(C)CCC(C)(C)OOC(=O)C1=CC=CC=C1 RIPYNJLMMFGZSX-UHFFFAOYSA-N 0.000 description 1
- NALFRYPTRXKZPN-UHFFFAOYSA-N 1,1-bis(tert-butylperoxy)-3,3,5-trimethylcyclohexane Chemical group CC1CC(C)(C)CC(OOC(C)(C)C)(OOC(C)(C)C)C1 NALFRYPTRXKZPN-UHFFFAOYSA-N 0.000 description 1
- WFLOTYSKFUPZQB-UHFFFAOYSA-N 1,2-difluoroethene Chemical group FC=CF WFLOTYSKFUPZQB-UHFFFAOYSA-N 0.000 description 1
- MPJPKEMZYOAIRN-UHFFFAOYSA-N 1,3,5-tris(2-methylprop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound CC(=C)CN1C(=O)N(CC(C)=C)C(=O)N(CC(C)=C)C1=O MPJPKEMZYOAIRN-UHFFFAOYSA-N 0.000 description 1
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 description 1
- VDYWHVQKENANGY-UHFFFAOYSA-N 1,3-Butyleneglycol dimethacrylate Chemical compound CC(=C)C(=O)OC(C)CCOC(=O)C(C)=C VDYWHVQKENANGY-UHFFFAOYSA-N 0.000 description 1
- WVGXBYVKFQJQGN-UHFFFAOYSA-N 1-tert-butylperoxy-2-propan-2-ylbenzene Chemical compound CC(C)C1=CC=CC=C1OOC(C)(C)C WVGXBYVKFQJQGN-UHFFFAOYSA-N 0.000 description 1
- BJELTSYBAHKXRW-UHFFFAOYSA-N 2,4,6-triallyloxy-1,3,5-triazine Chemical compound C=CCOC1=NC(OCC=C)=NC(OCC=C)=N1 BJELTSYBAHKXRW-UHFFFAOYSA-N 0.000 description 1
- ODBCKCWTWALFKM-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhex-3-yne Chemical group CC(C)(C)OOC(C)(C)C#CC(C)(C)OOC(C)(C)C ODBCKCWTWALFKM-UHFFFAOYSA-N 0.000 description 1
- DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical group CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 description 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
- HWSSEYVMGDIFMH-UHFFFAOYSA-N 2-[2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOCCOC(=O)C(C)=C HWSSEYVMGDIFMH-UHFFFAOYSA-N 0.000 description 1
- LTHJXDSHSVNJKG-UHFFFAOYSA-N 2-[2-[2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethoxy]ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOCCOCCOC(=O)C(C)=C LTHJXDSHSVNJKG-UHFFFAOYSA-N 0.000 description 1
- PMAAOHONJPSASX-UHFFFAOYSA-N 2-butylperoxypropan-2-ylbenzene Chemical group CCCCOOC(C)(C)C1=CC=CC=C1 PMAAOHONJPSASX-UHFFFAOYSA-N 0.000 description 1
- XOJWAAUYNWGQAU-UHFFFAOYSA-N 4-(2-methylprop-2-enoyloxy)butyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCCCOC(=O)C(C)=C XOJWAAUYNWGQAU-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910016036 BaF 2 Inorganic materials 0.000 description 1
- WHVLVEATLPIRED-UHFFFAOYSA-N C=C.F.F.F Chemical group C=C.F.F.F WHVLVEATLPIRED-UHFFFAOYSA-N 0.000 description 1
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004641 Diallyl-phthalate Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 1
- OKKRPWIIYQTPQF-UHFFFAOYSA-N Trimethylolpropane trimethacrylate Chemical compound CC(=C)C(=O)OCC(CC)(COC(=O)C(C)=C)COC(=O)C(C)=C OKKRPWIIYQTPQF-UHFFFAOYSA-N 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 229920005603 alternating copolymer Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- XQPRBTXUXXVTKB-UHFFFAOYSA-M caesium iodide Inorganic materials [I-].[Cs+] XQPRBTXUXXVTKB-UHFFFAOYSA-M 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- XENVCRGQTABGKY-ZHACJKMWSA-N chlorohydrin Chemical compound CC#CC#CC#CC#C\C=C\C(Cl)CO XENVCRGQTABGKY-ZHACJKMWSA-N 0.000 description 1
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical compound FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 1
- 239000012969 di-tertiary-butyl peroxide Substances 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229920000578 graft copolymer Polymers 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000314 lubricant Substances 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
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Inorganic materials [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 1
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M potassium chloride Inorganic materials [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- GJBRNHKUVLOCEB-UHFFFAOYSA-N tert-butyl benzenecarboperoxoate Chemical compound CC(C)(C)OOC(=O)C1=CC=CC=C1 GJBRNHKUVLOCEB-UHFFFAOYSA-N 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/0332—Cuvette constructions with temperature control
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/19—Dichroism
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
- G01N2021/158—Eliminating condensation
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
1. 入射口及び出射口が形成されたケーシングと、
ケーシング内に設けられたセル収容室と、
セルの温度を調節する温度調節手段と、
ケーシングの入射口から入射した光をセル収容室へ導く第1の光路管と、
セル収容室を通過した光をケーシングの出射口へ導く第2の光路管と、
第1の光路管及び第2の光路管において、外部に露出する開口にそれぞれ配置された第1の光学窓及び第2の光学窓と、
第1の光学窓及び第2の光学窓の周縁に配置され、第1の光路管及び第2の光路管をそれぞれ封止する水蒸気透過率が30000cc・cm2・mm・sec・cm Hg×1010以下のシール材と、
を備えており、第1の光路管及び第2の光路管には乾燥ガスが封入されている、クライオスタット。
2. 第1の光学窓及び第2の光学窓の最大径がそれぞれ16mm以上である上記項1に記載のクライオスタット。
3. 第1の光路管及び第2の光路管がフッ化エチレン樹脂を含む上記項1又は2に記載のクライオスタット。
4. シール材がフッ素含有ポリマー及び/又はブチルゴムを含む、上記項1〜3のいずれかに記載のクライオスタット。
5. フッ素含有ポリマーが二元系フッ素ゴム及び三元系フッ素ゴムの少なくとも1種である、上記項4に記載のクライオスタット。
6. さらに、第1の光学窓への入射光を制限するための絞り窓を備えた上記項1〜5のいずれかに記載のクライオスタット。
7. 第1の光路管及び/又は第2の光路管にガスを供給するためのガス流路を備えた上記項1〜6のいずれかに記載のクライオスタット。
8. 上記項1〜7のいずれかに記載のクライオスタットを備えた円二色分散計。
図1に示す構成のクライオスタットを組み立てた。
シール材19として、シリコンを用いた以外は実施例1と同様の方法によりクライオスタットを組み立てた。シリコンの水蒸気透過率は、106000cc・cm2・mm・sec・cm Hg×1010である。
図3及び図4に示す構成のクライオスタットを組み立てた。
シール材19として、シリコンを用いた以外は実施例2と同様の方法によりクライオスタットを組み立てた。
図5及び図6に示す構成のクライオスタットを組み立てた。
シール材19として、シリコンを用いた以外は実施例3と同様の方法によりクライオスタットを組み立てた。
図7及び図8に示す構成のクライオスタットを組み立てた。
図9及び図10に示す構成のクライオスタットを組み立てた。
フッ素含有ポリマーの代わりに、ブチルゴムを用いた以外は、実施例1と同様の方法により、クライオスタットを組み立てた。ブチルゴムの水蒸気透過率は、400〜2000cc・cm2・mm・sec・cm Hg×1010である。
加熱冷却ブロック10に設けられた入光口4、出光口5、第1の光路管11、第2の光路管12及び蛍光出射口23の口径を全て8mmとした以外は実施例1と同様の方法により、クライオスタットを組み立てた。
シール材19として、ポリクロロプレンを用いた以外は実施例1と同様の方法によりクライオスタットを組み立てた。ポリクロロプレンの水蒸気透過率は、18000cc・cm2・mm・sec・cm Hg×1010である。
エチルアルコールを4cm3入れたガラス製のセル27(寸法:光路長1cm、幅1cm、容積4cm3)を実施例1〜7及び比較例1〜4にて組み立てたクライオスタットのセル収容室2に設置し、ケーシング1の上面の開口6に蓋(図示せず)をした。
製品名「J−820」(日本分光株式会社製)の円二色分散計に設置された標準セルホルダーの代わりに、実施例1にて組み立てたクライオスタットを用いて、CDスペクトルを測定した。
2…セル収容室
3…断熱材
4…入光口
5…出光口
6…開口
7…管部材
8…第1の空洞
9…第2の空洞
10…加熱冷却ブロック
11…第1の光路管
12…第2の光路管
13…第1の光路管の第1の管部(第2の管部よりも径が小さい)
14…第1の光路管の第2の管部(第1の管部よりも径が大きい)
15…第1の光学窓
16…第2の光路管の第1の管部(第2の管部よりも径が小さい)
17…第2の光路管の第2の管部(第1の管部よりも径が大きい)
18…第2の光学窓
19…シール材
20…絞り窓
21…第3の光路管
22…ガス流路
23…蛍光出射口
24…第3の光路管の第1の管部(第2の管部よりも径が小さい)
25…第3の光路管の第2の管部(第1の管部よりも径が大きい)
26…第3の光学窓
27…セル
Claims (8)
- 入射口及び出射口が形成されたケーシングと、
ケーシング内に設けられたセル収容室と、
セルの温度を調節する温度調節手段と、
ケーシングの入射口から入射した光をセル収容室へ導く第1の光路管と、
セル収容室を通過した光をケーシングの出射口へ導く第2の光路管と、
第1の光路管及び第2の光路管において、外部に露出する開口にそれぞれ配置された第1の光学窓及び第2の光学窓と、
第1の光学窓及び第2の光学窓の周縁に配置され、第1の光路管及び第2の光路管をそれぞれ封止する水蒸気透過率が30000cc・cm2・mm・sec・cm Hg×1010以下のシール材と、
を備えており、第1の光路管及び第2の光路管には乾燥ガスが封入されている、クライオスタット。 - 第1の光学窓及び第2の光学窓の最大径がそれぞれ16mm以上である請求項1に記載のクライオスタット。
- 第1の光路管及び第2の光路管がフッ化エチレン樹脂を含む請求項1又は2に記載のクライオスタット。
- シール材がフッ素含有ポリマー及び/又はブチルゴムを含む、請求項1〜3のいずれかに記載のクライオスタット。
- フッ素含有ポリマーが二元系フッ素ゴム及び三元系フッ素ゴムの少なくとも1種である、請求項4に記載のクライオスタット。
- さらに、第1の光学窓への入射光を制限するための絞り窓を備えた請求項1〜5のいずれかに記載のクライオスタット。
- 第1の光路管及び/又は第2の光路管にガスを供給するためのガス流路を備えた請求項1〜6のいずれかに記載のクライオスタット。
- 請求項1〜7のいずれかに記載のクライオスタットを備えた円二色分散計。
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