JP7018625B2 - 臭気低減剤 - Google Patents
臭気低減剤 Download PDFInfo
- Publication number
- JP7018625B2 JP7018625B2 JP2017528683A JP2017528683A JP7018625B2 JP 7018625 B2 JP7018625 B2 JP 7018625B2 JP 2017528683 A JP2017528683 A JP 2017528683A JP 2017528683 A JP2017528683 A JP 2017528683A JP 7018625 B2 JP7018625 B2 JP 7018625B2
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- JP
- Japan
- Prior art keywords
- platinum
- odorous substance
- freshness
- porous silica
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003638 chemical reducing agent Substances 0.000 title description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 148
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 91
- 239000000126 substance Substances 0.000 claims description 77
- 229910052697 platinum Inorganic materials 0.000 claims description 71
- 239000003795 chemical substances by application Substances 0.000 claims description 54
- 238000000354 decomposition reaction Methods 0.000 claims description 45
- 239000000377 silicon dioxide Substances 0.000 claims description 45
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 claims description 40
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 32
- GETQZCLCWQTVFV-UHFFFAOYSA-N trimethylamine Chemical compound CN(C)C GETQZCLCWQTVFV-UHFFFAOYSA-N 0.000 claims description 30
- 150000001875 compounds Chemical class 0.000 claims description 27
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 239000002781 deodorant agent Substances 0.000 claims description 19
- 239000002245 particle Substances 0.000 claims description 18
- 239000003755 preservative agent Substances 0.000 claims description 18
- 229910021529 ammonia Inorganic materials 0.000 claims description 17
- 239000011148 porous material Substances 0.000 claims description 17
- 235000013305 food Nutrition 0.000 claims description 15
- 239000012298 atmosphere Substances 0.000 claims description 13
- 239000003039 volatile agent Substances 0.000 claims description 12
- 238000002441 X-ray diffraction Methods 0.000 claims description 8
- 230000001877 deodorizing effect Effects 0.000 claims description 7
- 239000003205 fragrance Substances 0.000 claims description 6
- 230000000593 degrading effect Effects 0.000 claims description 2
- 230000002335 preservative effect Effects 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 claims 1
- 238000006731 degradation reaction Methods 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 24
- 150000001299 aldehydes Chemical class 0.000 description 21
- 239000002994 raw material Substances 0.000 description 17
- 235000014113 dietary fatty acids Nutrition 0.000 description 16
- 229930195729 fatty acid Natural products 0.000 description 16
- 239000000194 fatty acid Substances 0.000 description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 15
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 14
- 150000004665 fatty acids Chemical class 0.000 description 13
- 229910052757 nitrogen Inorganic materials 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- 150000002830 nitrogen compounds Chemical class 0.000 description 10
- 229910017464 nitrogen compound Inorganic materials 0.000 description 9
- 229920006267 polyester film Polymers 0.000 description 9
- 239000012495 reaction gas Substances 0.000 description 9
- 150000003464 sulfur compounds Chemical class 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 7
- 238000001179 sorption measurement Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 238000006068 polycondensation reaction Methods 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- -1 fatty acid salt Chemical class 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 3
- 238000004438 BET method Methods 0.000 description 3
- 238000003775 Density Functional Theory Methods 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 3
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000000969 carrier Substances 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 235000013372 meat Nutrition 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- CLSUSRZJUQMOHH-UHFFFAOYSA-L platinum dichloride Chemical compound Cl[Pt]Cl CLSUSRZJUQMOHH-UHFFFAOYSA-L 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000000634 powder X-ray diffraction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000002336 sorption--desorption measurement Methods 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 125000005211 alkyl trimethyl ammonium group Chemical group 0.000 description 2
- IXSUHTFXKKBBJP-UHFFFAOYSA-L azanide;platinum(2+);dinitrite Chemical compound [NH2-].[NH2-].[Pt+2].[O-]N=O.[O-]N=O IXSUHTFXKKBBJP-UHFFFAOYSA-L 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- JARKCYVAAOWBJS-UHFFFAOYSA-N hexanal Chemical compound CCCCCC=O JARKCYVAAOWBJS-UHFFFAOYSA-N 0.000 description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- BSAIUMLZVGUGKX-UHFFFAOYSA-N non-2-enal Chemical compound CCCCCCC=CC=O BSAIUMLZVGUGKX-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000006864 oxidative decomposition reaction Methods 0.000 description 2
- 239000011941 photocatalyst Substances 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 125000003172 aldehyde group Chemical group 0.000 description 1
- 229910001508 alkali metal halide Inorganic materials 0.000 description 1
- 150000008045 alkali metal halides Chemical class 0.000 description 1
- 125000005210 alkyl ammonium group Chemical group 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WGQKYBSKWIADBV-UHFFFAOYSA-O benzylaminium Chemical compound [NH3+]CC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-O 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 description 1
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 150000003058 platinum compounds Chemical class 0.000 description 1
- 229910003446 platinum oxide Inorganic materials 0.000 description 1
- NFOHLBHARAZXFQ-UHFFFAOYSA-L platinum(2+);dihydroxide Chemical compound O[Pt]O NFOHLBHARAZXFQ-UHFFFAOYSA-L 0.000 description 1
- NWAHZABTSDUXMJ-UHFFFAOYSA-N platinum(2+);dinitrate Chemical compound [Pt+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O NWAHZABTSDUXMJ-UHFFFAOYSA-N 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 235000021055 solid food Nutrition 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- ZQZCOBSUOFHDEE-UHFFFAOYSA-N tetrapropyl silicate Chemical compound CCCO[Si](OCCC)(OCCC)OCCC ZQZCOBSUOFHDEE-UHFFFAOYSA-N 0.000 description 1
- 229920000428 triblock copolymer Polymers 0.000 description 1
- 229940005605 valeric acid Drugs 0.000 description 1
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/01—Deodorant compositions
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/03—Catalysts comprising molecular sieves not having base-exchange properties
- B01J29/035—Microporous crystalline materials not having base exchange properties, such as silica polymorphs, e.g. silicalites
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
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- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
- B65D81/28—Applications of food preservatives, fungicides, pesticides or animal repellants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/50—Containers, packaging elements or packages, specially adapted for particular articles or materials for living organisms, articles or materials sensitive to changes of environment or atmospheric conditions, e.g. land animals, birds, fish, water plants, non-aquatic plants, flower bulbs, cut flowers or foliage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H3/00—Other air-treating devices
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Description
[1]多孔質シリカに白金又は白金含有化合物を担持させてなる臭気物質の分解剤であって、前記臭気物質が、アルデヒド類、脂肪酸類、硫黄化合物、及び窒素化合物から選択される少なくとも1種の揮発性化合物を含み、酸素の存在下、80~-40℃の雰囲気下で使用される、分解剤、
[2]臭気物質と[1]記載の分解剤とを、酸素の存在下、80~-40℃の雰囲気下で接触させて、前記臭気物質を分解する方法であって、前記臭気物質が、アルデヒド類、脂肪酸類、硫黄化合物、及び窒素化合物から選択される少なくとも1種の揮発性化合物を含む、分解方法、
[3]多孔質シリカに白金又は白金含有化合物を担持させてなる、臭気物質を分解する消臭剤であって、前記臭気物質が、アルデヒド類、脂肪酸類、硫黄化合物、及び窒素化合物から選択される少なくとも1種の揮発性化合物を含み、酸素の存在下、80~-40℃の雰囲気下で使用される、消臭剤、
[4]臭気物質と[3]記載の消臭剤とを、酸素の存在下、80~-40℃の雰囲気下で接触させて、前記臭気物質を分解して消臭する方法であって、前記臭気物質が、アルデヒド類、脂肪酸類、硫黄化合物、及び窒素化合物から選択される少なくとも1種の揮発性化合物を含む、消臭方法、
[5]多孔質シリカに白金又は白金含有化合物を担持させてなる、臭気物質を分解する飲食品又は花卉の鮮度保持剤であって、前記臭気物質が、アルデヒド類、脂肪酸類、硫黄化合物、及び窒素化合物から選択される少なくとも1種の揮発性化合物を含み、酸素の存在下、80~-40℃の雰囲気下で使用される、鮮度保持剤、
[6]臭気物質と[5]記載の鮮度保持剤とを、酸素の存在下、80~-40℃の雰囲気下で接触させて、前記臭気物質を分解して飲食品又は花卉の鮮度を保持する方法であって、前記臭気物質が、アルデヒド類、脂肪酸類、硫黄化合物、及び窒素化合物から選択される少なくとも1種の揮発性化合物を含む、鮮度保持方法、及び
[7][1]記載の分解剤、[3]記載の消臭剤、又は[5]記載の鮮度保持剤を備える、物品、に関する。
表1に示す担体1.0gを50mLの水に懸濁させ、Pt担持量1.0質量%になるように塩化白金酸水溶液[H2PtCl6 aq.]を滴下し、その水溶液を室温にて一晩撹拌した。エバポレータを用いて50℃に加熱して溶媒を留去し、得られた粉末を60℃で16~18時間真空乾燥させ、水素ガスを、30mL/minで流通させながら、150℃で2時間の還元処理をすることによって担体に白金を担持させた分解剤を得た。
表1に示す担体1.0gを50mLの水に懸濁させ、Pt担持量1.0質量%になるようにジニトロジアンミン白金硝酸水溶液[(NO2)2(NH3)2Pt・HNO3 aq.]を滴下し、その水溶液を室温にて一晩撹拌した。エバポレータを用いて50℃に加熱して溶媒を留去し、得られた粉末を60℃で16~18時間真空乾燥させ、水素ガスを、30mL/minで流通させながら、300℃で2時間の還元処理をすることによって担体に白金を担持させた分解剤を得た。
表1に示す担体にPtを担持させることなく、そのままのものを分解剤とした。
実施例1~3で得られた分解剤を用いて下記のアルデヒド分解試験を行った。表2に記載の量のアルデヒド(アセトアルデヒド)を含む反応ガス(アセトアルデヒド濃度、約100ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、4℃で21時間静置後、におい袋内のヘッドスペースのアルデヒド(アセトアルデヒド)濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1~3で得られた分解剤を用いて下記のアンモニア分解試験を行った。表2に記載の量のアンモニアを含む反応ガス(アンモニア濃度、約65ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、4℃で21時間静置後、におい袋内のヘッドスペースのアンモニア濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1~3で得られた分解剤を用いて下記のトリメチルアミン分解試験を行った。表2に記載の量のトリメチルアミンを含む反応ガス(トリメチルアミン濃度、約3ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、4℃で21時間静置後、におい袋内のヘッドスペースのトリメチルアミン濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1~3で得られた分解剤を用いて下記のメチルメルカプタン分解試験を行った。表2に記載の量のメチルメルカプタンを含む反応ガス(メチルメルカプタン濃度、約1.5ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、4℃で21時間静置後、におい袋内のヘッドスペースのメチルメルカプタン濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1、2で得られた分解剤を用いて下記のアンモニア分解試験を行った。表2に記載の量のアンモニアを含む反応ガス(アンモニア濃度、約50ppm;酸素、20体積%;ヘリウム、残部:バランスガス)2Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、25℃で21時間静置後、におい袋内のヘッドスペースのアンモニア濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1、2及び比較例1で得られた分解剤を用いて下記のメチルメルカプタン分解試験を行った。表2に記載の量のメチルメルカプタンを含む反応ガス(メチルメルカプタン濃度、約15ppm;酸素、20体積%;ヘリウム、残部:バランスガス)2Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤400mgを投入し、25℃で21時間静置後、におい袋内のヘッドスペースのメチルメルカプタン濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1~3で得られた分解剤を用いて下記の脂肪酸分解試験を行った。表2に記載の量の脂肪酸(酢酸)を含む反応ガス(酢酸濃度、約50ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、25℃で21時間静置後、におい袋内のヘッドスペースの脂肪酸(酢酸)濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
実施例1~3及び比較例1で得られた分解剤を用いて下記のアルデヒド分解試験を行った。表2に記載の量のアルデヒド(ホルムアルデヒド)を含む反応ガス(ホルムアルデヒド濃度、約100ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、25℃で21時間静置後、におい袋内のヘッドスペースのアルデヒド(ホルムアルデヒド)濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。また、25℃で21時間静置後のにおい袋内のヘッドスペースの二酸化炭素の発生量をガス検知管(株式会社ガステック製)にて測定した。結果を表3に示す。
実施例2で得られた分解剤を用いて下記のアルデヒド分解試験を行った。表2に記載の量のアルデヒド(アセトアルデヒド)を含む反応ガス(アセトアルデヒド濃度、約50ppm;酸素、20体積%;窒素、残部:バランスガス)2.5Lを入れた「におい袋」(袋容量:3L、袋サイズ:250×250mm、材質:ポリエステルフィルム/アズワン株式会社製)に分解剤500mgを投入し、-20℃で21時間静置後、におい袋内のヘッドスペースのガスのみを別の「におい袋」に移送し、常温に戻したのちアルデヒド(アセトアルデヒド)濃度をガス検知管(株式会社ガステック製)にて測定した。結果を表2に示す。
Claims (11)
- 1~15nmの平均細孔直径を有し300~2000m2/gの比表面積を有しX線回折のd間隔が2.0nmより大きい位置に少なくとも1つのピークを有する多孔質シリカに、白金又は白金含有化合物を担持させてなる臭気物質の分解剤であって、前記臭気物質が、アンモニア、トリメチルアミン、及びメチルメルカプタンから選択される少なくとも1種の揮発性化合物を含み、酸素の存在下、15~-40℃の雰囲気下で使用される、分解剤。
- 白金の含有量が0.1~5質量%であり、多孔質シリカに担持された白金又は白金含有化合物が、粒径が0.5~7nmの粒子状である、請求項1記載の分解剤。
- 臭気物質と請求項1又は2記載の分解剤とを、酸素の存在下、15~-40℃の雰囲気下で接触させて、前記臭気物質を分解する方法であって、前記臭気物質が、アンモニア、トリメチルアミン、及びメチルメルカプタンから選択される少なくとも1種の揮発性化合物を含む、分解方法。
- 1~15nmの平均細孔直径を有し300~2000m2/gの比表面積を有しX線回折のd間隔が2.0nmより大きい位置に少なくとも1つのピークを有する多孔質シリカに、白金又は白金含有化合物を担持させてなる、臭気物質を分解する消臭剤であって、前記臭気物質が、アンモニア、トリメチルアミン、及びメチルメルカプタンから選択される少なくとも1種の揮発性化合物を含み、酸素の存在下、15~-40℃の雰囲気下で使用される、消臭剤。
- 白金の含有量が0.1~5質量%であり、多孔質シリカに担持された白金又は白金含有化合物が、粒径が0.5~7nmの粒子状である、請求項4記載の消臭剤。
- 臭気物質と請求項4又は5記載の消臭剤とを、酸素の存在下、15~-40℃の雰囲気下で接触させて、前記臭気物質を分解して消臭する方法であって、前記臭気物質が、アンモニア、トリメチルアミン、及びメチルメルカプタンから選択される少なくとも1種の揮発性化合物を含む、消臭方法。
- 1~15nmの平均細孔直径を有し300~2000m2/gの比表面積を有しX線回折のd間隔が2.0nmより大きい位置に少なくとも1つのピークを有する多孔質シリカに、白金又は白金含有化合物を担持させてなる、臭気物質を分解する飲食品又は花卉の鮮度保持剤であって、前記臭気物質が、アンモニア、トリメチルアミン、及びメチルメルカプタンから選択される少なくとも1種の揮発性化合物を含み、酸素の存在下、15~-40℃の雰囲気下で使用される、鮮度保持剤。
- 白金の含有量が0.1~5質量%であり、多孔質シリカに担持された白金又は白金含有化合物が、粒径が0.5~7nmの粒子状である、請求項7記載の鮮度保持剤。
- 臭気物質と請求項7又は8記載の鮮度保持剤とを、酸素の存在下、15~-40℃の雰囲気下で接触させて、前記臭気物質を分解して飲食品又は花卉の鮮度を保持する方法であって、前記臭気物質が、アンモニア、トリメチルアミン、及びメチルメルカプタンから選択される少なくとも1種の揮発性化合物を含む、鮮度保持方法。
- 請求項1又は2記載の分解剤、請求項4又は5記載の消臭剤、又は請求項7又は8記載の鮮度保持剤を備える、物品。
- 袋、容器、フィルター、冷蔵庫、冷凍庫、コンテナ、空調機、車両、船舶、又は航空機である、請求項10記載の物品。
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