WO2022092490A1 - 전기 자동차용 냉각액 조성물 - Google Patents
전기 자동차용 냉각액 조성물 Download PDFInfo
- Publication number
- WO2022092490A1 WO2022092490A1 PCT/KR2021/009103 KR2021009103W WO2022092490A1 WO 2022092490 A1 WO2022092490 A1 WO 2022092490A1 KR 2021009103 W KR2021009103 W KR 2021009103W WO 2022092490 A1 WO2022092490 A1 WO 2022092490A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- acid
- cooling liquid
- electric vehicle
- liquid composition
- composition
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 47
- 239000000110 cooling liquid Substances 0.000 title claims abstract description 22
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000002826 coolant Substances 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 11
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 claims description 10
- 150000007524 organic acids Chemical class 0.000 claims description 8
- 150000003839 salts Chemical class 0.000 claims description 8
- 150000003851 azoles Chemical class 0.000 claims description 7
- WWZKQHOCKIZLMA-UHFFFAOYSA-N Caprylic acid Natural products CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 claims description 6
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims description 6
- OBETXYAYXDNJHR-UHFFFAOYSA-N alpha-ethylcaproic acid Natural products CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 claims description 6
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims description 6
- -1 glycol ethers Chemical class 0.000 claims description 6
- 150000002334 glycols Chemical class 0.000 claims description 6
- ZWLPBLYKEWSWPD-UHFFFAOYSA-N o-toluic acid Chemical compound CC1=CC=CC=C1C(O)=O ZWLPBLYKEWSWPD-UHFFFAOYSA-N 0.000 claims description 6
- 239000003002 pH adjusting agent Substances 0.000 claims description 5
- 150000003852 triazoles Chemical class 0.000 claims description 5
- OBETXYAYXDNJHR-SSDOTTSWSA-M (2r)-2-ethylhexanoate Chemical compound CCCC[C@@H](CC)C([O-])=O OBETXYAYXDNJHR-SSDOTTSWSA-M 0.000 claims description 4
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 claims description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 4
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 claims description 4
- FBUKVWPVBMHYJY-UHFFFAOYSA-N nonanoic acid Chemical compound CCCCCCCCC(O)=O FBUKVWPVBMHYJY-UHFFFAOYSA-N 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 4
- WLJVNTCWHIRURA-UHFFFAOYSA-N pimelic acid Chemical compound OC(=O)CCCCCC(O)=O WLJVNTCWHIRURA-UHFFFAOYSA-N 0.000 claims description 4
- TYFQFVWCELRYAO-UHFFFAOYSA-N suberic acid Chemical compound OC(=O)CCCCCCC(O)=O TYFQFVWCELRYAO-UHFFFAOYSA-N 0.000 claims description 4
- ZDPHROOEEOARMN-UHFFFAOYSA-N undecanoic acid Chemical compound CCCCCCCCCCC(O)=O ZDPHROOEEOARMN-UHFFFAOYSA-N 0.000 claims description 4
- 239000005711 Benzoic acid Substances 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- 235000010233 benzoic acid Nutrition 0.000 claims description 3
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 3
- WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 claims description 2
- GYSCBCSGKXNZRH-UHFFFAOYSA-N 1-benzothiophene-2-carboxamide Chemical compound C1=CC=C2SC(C(=O)N)=CC2=C1 GYSCBCSGKXNZRH-UHFFFAOYSA-N 0.000 claims description 2
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 claims description 2
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 claims description 2
- RUETZBUVTWCCIZ-UHFFFAOYSA-N 2-benzylidenebutanoic acid Chemical compound CCC(C(O)=O)=CC1=CC=CC=C1 RUETZBUVTWCCIZ-UHFFFAOYSA-N 0.000 claims description 2
- RQQOKGOWIHSMCK-UHFFFAOYSA-N 2-benzylidenehexanoic acid Chemical compound CCCCC(C(O)=O)=CC1=CC=CC=C1 RQQOKGOWIHSMCK-UHFFFAOYSA-N 0.000 claims description 2
- MCHAOCNRCCQOPT-UHFFFAOYSA-N 2-benzylidenepentanoic acid Chemical compound CCCC(C(O)=O)=CC1=CC=CC=C1 MCHAOCNRCCQOPT-UHFFFAOYSA-N 0.000 claims description 2
- GUOKCLGPRJMRRF-UHFFFAOYSA-N 2-ethoxy-3-phenylprop-2-enoic acid Chemical compound CCOC(C(O)=O)=CC1=CC=CC=C1 GUOKCLGPRJMRRF-UHFFFAOYSA-N 0.000 claims description 2
- CGMMPMYKMDITEA-UHFFFAOYSA-N 2-ethylbenzoic acid Chemical compound CCC1=CC=CC=C1C(O)=O CGMMPMYKMDITEA-UHFFFAOYSA-N 0.000 claims description 2
- GADSJKKDLMALGL-UHFFFAOYSA-N 2-propylbenzoic acid Chemical compound CCCC1=CC=CC=C1C(O)=O GADSJKKDLMALGL-UHFFFAOYSA-N 0.000 claims description 2
- ZDFKSZDMHJHQHS-UHFFFAOYSA-N 2-tert-butylbenzoic acid Chemical compound CC(C)(C)C1=CC=CC=C1C(O)=O ZDFKSZDMHJHQHS-UHFFFAOYSA-N 0.000 claims description 2
- VBHRLSQLJDHSCO-UHFFFAOYSA-N 5,5-dimethylhexanoic acid Chemical compound CC(C)(C)CCCC(O)=O VBHRLSQLJDHSCO-UHFFFAOYSA-N 0.000 claims description 2
- WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 claims description 2
- NMEZJSDUZQOPFE-UHFFFAOYSA-N Cyclohex-1-enecarboxylic acid Chemical compound OC(=O)C1=CCCCC1 NMEZJSDUZQOPFE-UHFFFAOYSA-N 0.000 claims description 2
- GHVNFZFCNZKVNT-UHFFFAOYSA-N Decanoic acid Natural products CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 2
- 239000001361 adipic acid Substances 0.000 claims description 2
- 235000011037 adipic acid Nutrition 0.000 claims description 2
- 150000001298 alcohols Chemical class 0.000 claims description 2
- 150000008044 alkali metal hydroxides Chemical group 0.000 claims description 2
- XNCRUNXWPDJHGV-UHFFFAOYSA-N alpha-Methyl-cinnamic acid Chemical compound OC(=O)C(C)=CC1=CC=CC=C1 XNCRUNXWPDJHGV-UHFFFAOYSA-N 0.000 claims description 2
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 claims description 2
- GONOPSZTUGRENK-UHFFFAOYSA-N benzyl(trichloro)silane Chemical compound Cl[Si](Cl)(Cl)CC1=CC=CC=C1 GONOPSZTUGRENK-UHFFFAOYSA-N 0.000 claims description 2
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 2
- 235000013985 cinnamic acid Nutrition 0.000 claims description 2
- 229930016911 cinnamic acid Natural products 0.000 claims description 2
- 229930005346 hydroxycinnamic acid Natural products 0.000 claims description 2
- 235000010359 hydroxycinnamic acids Nutrition 0.000 claims description 2
- WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 claims description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N n-hexanoic acid Natural products CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 2
- NGSWKAQJJWESNS-ZZXKWVIFSA-N trans-4-coumaric acid Chemical compound OC(=O)\C=C\C1=CC=C(O)C=C1 NGSWKAQJJWESNS-ZZXKWVIFSA-N 0.000 claims description 2
- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 claims 2
- PIODUORJBYXSQY-UHFFFAOYSA-N 2-ethylhexanoic acid Chemical group CCCCC(CC)C(O)=O.CCCCC(CC)C(O)=O PIODUORJBYXSQY-UHFFFAOYSA-N 0.000 claims 1
- YPIFGDQKSSMYHQ-UHFFFAOYSA-N 7,7-dimethyloctanoic acid Chemical compound CC(C)(C)CCCCCC(O)=O YPIFGDQKSSMYHQ-UHFFFAOYSA-N 0.000 claims 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- GJBRTCPWCKRSTQ-UHFFFAOYSA-N decanedioic acid Chemical compound OC(=O)CCCCCCCCC(O)=O.OC(=O)CCCCCCCCC(O)=O GJBRTCPWCKRSTQ-UHFFFAOYSA-N 0.000 claims 1
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 239000002244 precipitate Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000470 constituent Substances 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 28
- 238000001556 precipitation Methods 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical group C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 9
- NSPMIYGKQJPBQR-UHFFFAOYSA-N 4H-1,2,4-triazole Chemical compound C=1N=CNN=1 NSPMIYGKQJPBQR-UHFFFAOYSA-N 0.000 description 8
- 239000012964 benzotriazole Substances 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- CMGDVUCDZOBDNL-UHFFFAOYSA-N 4-methyl-2h-benzotriazole Chemical compound CC1=CC=CC2=NNN=C12 CMGDVUCDZOBDNL-UHFFFAOYSA-N 0.000 description 5
- KLSJWNVTNUYHDU-UHFFFAOYSA-N Amitrole Chemical compound NC1=NC=NN1 KLSJWNVTNUYHDU-UHFFFAOYSA-N 0.000 description 5
- 238000011156 evaluation Methods 0.000 description 5
- QWENRTYMTSOGBR-UHFFFAOYSA-N 1H-1,2,3-Triazole Chemical compound C=1C=NNN=1 QWENRTYMTSOGBR-UHFFFAOYSA-N 0.000 description 4
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 2
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 2
- KBPLFHHGFOOTCA-UHFFFAOYSA-N 1-Octanol Chemical compound CCCCCCCCO KBPLFHHGFOOTCA-UHFFFAOYSA-N 0.000 description 2
- BBMCTIGTTCKYKF-UHFFFAOYSA-N 1-heptanol Chemical compound CCCCCCCO BBMCTIGTTCKYKF-UHFFFAOYSA-N 0.000 description 2
- SVTBMSDMJJWYQN-UHFFFAOYSA-N 2-methylpentane-2,4-diol Chemical compound CC(O)CC(C)(C)O SVTBMSDMJJWYQN-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- ZSIAUFGUXNUGDI-UHFFFAOYSA-N hexan-1-ol Chemical compound CCCCCCO ZSIAUFGUXNUGDI-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- DNIAPMSPPWPWGF-VKHMYHEASA-N (+)-propylene glycol Chemical compound C[C@H](O)CO DNIAPMSPPWPWGF-VKHMYHEASA-N 0.000 description 1
- ZEWJFUNFEABPGL-UHFFFAOYSA-N 1,2,4-triazole-3-carboxamide Chemical compound NC(=O)C=1N=CNN=1 ZEWJFUNFEABPGL-UHFFFAOYSA-N 0.000 description 1
- LZTSCEYDCZBRCJ-UHFFFAOYSA-N 1,2-dihydro-1,2,4-triazol-3-one Chemical compound OC=1N=CNN=1 LZTSCEYDCZBRCJ-UHFFFAOYSA-N 0.000 description 1
- BIGYLAKFCGVRAN-UHFFFAOYSA-N 1,3,4-thiadiazolidine-2,5-dithione Chemical compound S=C1NNC(=S)S1 BIGYLAKFCGVRAN-UHFFFAOYSA-N 0.000 description 1
- YPFDHNVEDLHUCE-UHFFFAOYSA-N 1,3-propanediol Substances OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 1
- ASOKPJOREAFHNY-UHFFFAOYSA-N 1-Hydroxybenzotriazole Chemical compound C1=CC=C2N(O)N=NC2=C1 ASOKPJOREAFHNY-UHFFFAOYSA-N 0.000 description 1
- AJARSKDYXXACJR-UHFFFAOYSA-N 1-[(dibutylamino)methyl]benzotriazole-4-carboxylic acid Chemical compound C1=CC=C2N(CN(CCCC)CCCC)N=NC2=C1C(O)=O AJARSKDYXXACJR-UHFFFAOYSA-N 0.000 description 1
- LQPDFQFGNCXQSL-UHFFFAOYSA-N 1-[(dioctylamino)methyl]benzotriazole-4-carboxylic acid Chemical compound C1=CC=C2N(CN(CCCCCCCC)CCCCCCCC)N=NC2=C1C(O)=O LQPDFQFGNCXQSL-UHFFFAOYSA-N 0.000 description 1
- KGEPBYXGRXRFGU-UHFFFAOYSA-N 1-[[bis(2-ethylhexyl)amino]methyl]benzotriazole-4-carboxylic acid Chemical compound C1=CC=C2N(CN(CC(CC)CCCC)CC(CC)CCCC)N=NC2=C1C(O)=O KGEPBYXGRXRFGU-UHFFFAOYSA-N 0.000 description 1
- DYNVQVFAPOVHNT-UHFFFAOYSA-N 1-[[bis(2-hydroxypropyl)amino]methyl]benzotriazole-4-carboxylic acid Chemical compound C1=CC=C2N(CN(CC(C)O)CC(O)C)N=NC2=C1C(O)=O DYNVQVFAPOVHNT-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- SBASXUCJHJRPEV-UHFFFAOYSA-N 2-(2-methoxyethoxy)ethanol Chemical compound COCCOCCO SBASXUCJHJRPEV-UHFFFAOYSA-N 0.000 description 1
- JNXJYDMXAJDPRV-UHFFFAOYSA-N 2-(benzotriazol-1-yl)butanedioic acid Chemical compound C1=CC=C2N(C(C(O)=O)CC(=O)O)N=NC2=C1 JNXJYDMXAJDPRV-UHFFFAOYSA-N 0.000 description 1
- ZMWRRFHBXARRRT-UHFFFAOYSA-N 2-(benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol Chemical compound CCC(C)(C)C1=CC(C(C)(C)CC)=CC(N2N=C3C=CC=CC3=N2)=C1O ZMWRRFHBXARRRT-UHFFFAOYSA-N 0.000 description 1
- LHPPDQUVECZQSW-UHFFFAOYSA-N 2-(benzotriazol-2-yl)-4,6-ditert-butylphenol Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC(N2N=C3C=CC=CC3=N2)=C1O LHPPDQUVECZQSW-UHFFFAOYSA-N 0.000 description 1
- WXHVQMGINBSVAY-UHFFFAOYSA-N 2-(benzotriazol-2-yl)-4-tert-butylphenol Chemical compound CC(C)(C)C1=CC=C(O)C(N2N=C3C=CC=CC3=N2)=C1 WXHVQMGINBSVAY-UHFFFAOYSA-N 0.000 description 1
- ITLDHFORLZTRJI-UHFFFAOYSA-N 2-(benzotriazol-2-yl)-5-octoxyphenol Chemical compound OC1=CC(OCCCCCCCC)=CC=C1N1N=C2C=CC=CC2=N1 ITLDHFORLZTRJI-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- COBPKKZHLDDMTB-UHFFFAOYSA-N 2-[2-(2-butoxyethoxy)ethoxy]ethanol Chemical compound CCCCOCCOCCOCCO COBPKKZHLDDMTB-UHFFFAOYSA-N 0.000 description 1
- WFSMVVDJSNMRAR-UHFFFAOYSA-N 2-[2-(2-ethoxyethoxy)ethoxy]ethanol Chemical compound CCOCCOCCOCCO WFSMVVDJSNMRAR-UHFFFAOYSA-N 0.000 description 1
- GTAKOUPXIUWZIA-UHFFFAOYSA-N 2-[2-[2-(2-ethoxyethoxy)ethoxy]ethoxy]ethanol Chemical compound CCOCCOCCOCCOCCO GTAKOUPXIUWZIA-UHFFFAOYSA-N 0.000 description 1
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 description 1
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 1
- DHTAIMJOUCYGOL-UHFFFAOYSA-N 2-ethyl-n-(2-ethylhexyl)-n-[(4-methylbenzotriazol-1-yl)methyl]hexan-1-amine Chemical group C1=CC=C2N(CN(CC(CC)CCCC)CC(CC)CCCC)N=NC2=C1C DHTAIMJOUCYGOL-UHFFFAOYSA-N 0.000 description 1
- KPYHSKSQWKIIHY-UHFFFAOYSA-N 2-ethyl-n-(2-ethylhexyl)-n-[(5-methylbenzotriazol-1-yl)methyl]hexan-1-amine Chemical compound CC1=CC=C2N(CN(CC(CC)CCCC)CC(CC)CCCC)N=NC2=C1 KPYHSKSQWKIIHY-UHFFFAOYSA-N 0.000 description 1
- MFJSDFYFPQRWBB-UHFFFAOYSA-N 2-ethyl-n-(2-ethylhexyl)-n-[[1-methyl-6-(2h-triazol-4-yl)cyclohexa-2,4-dien-1-yl]methyl]hexan-1-amine Chemical compound CCCCC(CC)CN(CC(CC)CCCC)CC1(C)C=CC=CC1C1=NNN=C1 MFJSDFYFPQRWBB-UHFFFAOYSA-N 0.000 description 1
- YTZPUTADNGREHA-UHFFFAOYSA-N 2h-benzo[e]benzotriazole Chemical compound C1=CC2=CC=CC=C2C2=NNN=C21 YTZPUTADNGREHA-UHFFFAOYSA-N 0.000 description 1
- ZDWPBMJZDNXTPG-UHFFFAOYSA-N 2h-benzotriazol-4-amine Chemical compound NC1=CC=CC2=C1NN=N2 ZDWPBMJZDNXTPG-UHFFFAOYSA-N 0.000 description 1
- KFJDQPJLANOOOB-UHFFFAOYSA-N 2h-benzotriazole-4-carboxylic acid Chemical compound OC(=O)C1=CC=CC2=NNN=C12 KFJDQPJLANOOOB-UHFFFAOYSA-N 0.000 description 1
- WVIXTJQLKOLKTQ-UHFFFAOYSA-N 3-(benzotriazol-1-yl)propane-1,2-diol Chemical compound C1=CC=C2N(CC(O)CO)N=NC2=C1 WVIXTJQLKOLKTQ-UHFFFAOYSA-N 0.000 description 1
- MVRGLMCHDCMPKD-UHFFFAOYSA-N 3-amino-1h-1,2,4-triazole-5-carboxylic acid Chemical compound NC1=NNC(C(O)=O)=N1 MVRGLMCHDCMPKD-UHFFFAOYSA-N 0.000 description 1
- CQLAMJKGAKHIOC-UHFFFAOYSA-N 3-hydroxybenzotriazole-5-carboxylic acid Chemical compound OC(=O)C1=CC=C2N=NN(O)C2=C1 CQLAMJKGAKHIOC-UHFFFAOYSA-N 0.000 description 1
- NGKNMHFWZMHABQ-UHFFFAOYSA-N 4-chloro-2h-benzotriazole Chemical compound ClC1=CC=CC2=NNN=C12 NGKNMHFWZMHABQ-UHFFFAOYSA-N 0.000 description 1
- QRHDSDJIMDCCKE-UHFFFAOYSA-N 4-ethyl-2h-benzotriazole Chemical compound CCC1=CC=CC2=C1N=NN2 QRHDSDJIMDCCKE-UHFFFAOYSA-N 0.000 description 1
- UTMDJGPRCLQPBT-UHFFFAOYSA-N 4-nitro-1h-1,2,3-benzotriazole Chemical compound [O-][N+](=O)C1=CC=CC2=NNN=C12 UTMDJGPRCLQPBT-UHFFFAOYSA-N 0.000 description 1
- AWQSAIIDOMEEOD-UHFFFAOYSA-N 5,5-Dimethyl-4-(3-oxobutyl)dihydro-2(3H)-furanone Chemical compound CC(=O)CCC1CC(=O)OC1(C)C AWQSAIIDOMEEOD-UHFFFAOYSA-N 0.000 description 1
- TZLDNVUKHFRJDP-UHFFFAOYSA-N 5-(4-propan-2-ylphenyl)-1h-1,2,4-triazol-3-amine Chemical compound C1=CC(C(C)C)=CC=C1C1=NC(N)=NN1 TZLDNVUKHFRJDP-UHFFFAOYSA-N 0.000 description 1
- YLMXGBDXGVPHRZ-UHFFFAOYSA-N 5-heptyl-1h-1,2,4-triazol-3-amine Chemical compound CCCCCCCC1=NC(N)=NN1 YLMXGBDXGVPHRZ-UHFFFAOYSA-N 0.000 description 1
- LRUDIIUSNGCQKF-UHFFFAOYSA-N 5-methyl-1H-benzotriazole Chemical class C1=C(C)C=CC2=NNN=C21 LRUDIIUSNGCQKF-UHFFFAOYSA-N 0.000 description 1
- GHUDJFJZFUVPIQ-UHFFFAOYSA-N 5-phenyl-1h-1,2,4-triazol-3-amine Chemical compound NC1=NNC(C=2C=CC=CC=2)=N1 GHUDJFJZFUVPIQ-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- VRAIHTAYLFXSJJ-UHFFFAOYSA-N alumane Chemical compound [AlH3].[AlH3] VRAIHTAYLFXSJJ-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001565 benzotriazoles Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229940028356 diethylene glycol monobutyl ether Drugs 0.000 description 1
- XXJWXESWEXIICW-UHFFFAOYSA-N diethylene glycol monoethyl ether Chemical compound CCOCCOCCO XXJWXESWEXIICW-UHFFFAOYSA-N 0.000 description 1
- 229940075557 diethylene glycol monoethyl ether Drugs 0.000 description 1
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- TUEYHEWXYWCDHA-UHFFFAOYSA-N ethyl 5-methylthiadiazole-4-carboxylate Chemical compound CCOC(=O)C=1N=NSC=1C TUEYHEWXYWCDHA-UHFFFAOYSA-N 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000013529 heat transfer fluid Substances 0.000 description 1
- 229940051250 hexylene glycol Drugs 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 235000015073 liquid stocks Nutrition 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- OKQVTLCUHATGDD-UHFFFAOYSA-N n-(benzotriazol-1-ylmethyl)-2-ethyl-n-(2-ethylhexyl)hexan-1-amine Chemical compound C1=CC=C2N(CN(CC(CC)CCCC)CC(CC)CCCC)N=NC2=C1 OKQVTLCUHATGDD-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- JCGNDDUYTRNOFT-UHFFFAOYSA-N oxolane-2,4-dione Chemical compound O=C1COC(=O)C1 JCGNDDUYTRNOFT-UHFFFAOYSA-N 0.000 description 1
- 239000010957 pewter Substances 0.000 description 1
- 229910000498 pewter Inorganic materials 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- UWHCKJMYHZGTIT-UHFFFAOYSA-N tetraethylene glycol Chemical compound OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- JLGLQAWTXXGVEM-UHFFFAOYSA-N triethylene glycol monomethyl ether Chemical compound COCCOCCOCCO JLGLQAWTXXGVEM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/20—Antifreeze additives therefor, e.g. for radiator liquids
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/10—Liquid materials
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/12—Oxygen-containing compounds
- C23F11/124—Carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
- C23F11/10—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using organic inhibitors
- C23F11/14—Nitrogen-containing compounds
- C23F11/149—Heterocyclic compounds containing nitrogen as hetero atom
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
Definitions
- the present invention relates to a coolant composition for an electric vehicle.
- a heat transfer system in thermal communication with the power source is used to control the heat generated during operation of the power source.
- automobiles employ heat transfer fluids and cooling systems that transfer and dissipate heat generated as a by-product of gasoline internal combustion engines.
- the heat transfer fluid and cooling system ensure that the engine operates in an optimal environment and is not exposed to undesirable high temperatures.
- alternative power sources include, but are not limited to, batteries, fuel cells, solar photovoltaic cells and engines powered by vapor condensing, natural gas, hydrogen, and the like. These alternative power sources may be used alone or in combination, for example those employed in hybrid vehicles.
- Lithium secondary batteries used in electric vehicles must have high energy density and high output in a short time, and can be used for more than 10 years under harsh conditions where charging and discharging by large currents are repeated in a short time. It is inevitably required to have superior safety and long-term lifespan characteristics compared to secondary batteries. In particular, cooling technology to solve the problem of heat generated during use of lithium ion batteries is becoming an important issue.
- conventional cooling systems and heat transfer fluids are not suitable for use with alternative power sources, particularly those employing electricity or an electrical charge.
- conventional heat transfer fluids are generally characterized by very high conductivity, typically in the range of 3,000 uS/cm or greater.
- highly conductive heat transfer fluids with alternative power sources, particularly electrical based alternative power sources may result in electric shock, increased corrosion and/or short circuits in electrical circuits.
- the present invention relates to a coolant composition for an electric vehicle.
- An example of the present invention relates to a coolant composition for an electric vehicle comprising a coolant composition for an electric vehicle comprising a solvent, an organic acid or a salt thereof, and an azole.
- the solvent may be one having low electrical conductivity and immobility, for example, may be one or more selected from the group consisting of water, alcohols, glycols and glycol ethers, for example, ethylene glycol And it may be a mixture of water, but is not limited thereto.
- any alcohol known in the art may be used, for example, at least one selected from the group consisting of methanol, ethanol, propanol, butanol, pentanol, hexanol, heptanol and octanol. may be, but is not limited thereto.
- any glycols known in the art may be used, for example, ethylene glycol, diethylene glycol, triethylene glycol, propylene glycol, 1,3-propanediol, 1,3-butanediol, 1 It may be at least one selected from the group consisting of ,5-pentanediol and hexylene glycol, but is not limited thereto.
- any glycol ethers known in the art may be used, for example, ethylene glycol monomethyl ether, diethylene glycol monomethyl ether, triethylene glycol monomethyl ether, tetraethylene glycol monomethyl ether, Ethylene glycol monoethyl ether, diethylene glycol monoethyl ether, triethylene glycol monoethyl ether, tetraethylene glycol monoethyl ether, ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, triethylene glycol monobutyl ether and tetraethylene glycol It may be at least one selected from the group consisting of monobutyl ether, but is not limited thereto.
- the water may be deionized water, pure distilled water, or twice distilled water, but is not limited thereto.
- the solvent is 1 to 99% by weight, 10 to 99% by weight, 20 to 99% by weight, 30 to 99% by weight, 40 to 99% by weight, 50 to 99% by weight, 60 to 99% by weight based on the total weight of the composition 99% by weight, 70 to 99% by weight, 80 to 99% by weight, may be included, for example, 90 to 99% by weight may be included, but is not limited thereto.
- glycols when the solvent includes glycols, glycols may be included in 88 wt% or more based on the total weight of the composition, for example, 88 to 98 wt%, 89 to 98 wt%, 90 to 98% by weight, may be included in 91 to 98% by weight, but is not limited thereto.
- the water may be 10% by weight or less based on the total weight of the composition, for example, 1 to 10% by weight, 1 to 9% by weight, 2 to 10% by weight, 2 to 9% by weight, but may be included, but is not limited thereto.
- the organic acid or its salt is 2-ethylhexanoic acid, sebacic acid, toluic acid, adipic acid, suberic acid, glutaric acid, neodecane Acid, neooctanoic acid, succinic acid, cinnamic acid, azelaic acid, methylcinnamic acid, hydroxycinnamic acid, ethylcinnamic acid, propylcinnamic acid, butylcinnamic acid, ethoxycinnamic acid, ethylbenzoic acid, propylbenzoic acid, pimelic acid, dicyclopentadiene dicarboxylic acid , undecanoic acid, benzoic acid, toluic acid, nonanoic acid, phthalic acid, decanoic acid, terephthalic acid, dotecanoic acid, hexanoic acid, cyclohexenoic acid,
- the organic acid or its salt may be one or more selected from the group consisting of 2-ethylhexanoic acid, sebacic acid, and toluic acid. there is.
- the organic acid or its salt is 0.1 to less than 6.00% by weight, 0.1 to 5.00% by weight, 0.1 to 4.00% by weight, 0.1 to 3.00% by weight, for example, based on the total weight of the composition. , 0.1 or more to 2.0 or less by weight may be included.
- azoles are 0.02 or more and less than 3.00 wt%, 0.02 or more and less than 2.00 wt%, 0.02 or more and less than 1.00 wt%, 0.1 or more and less than 3.00 wt%, 0.1 or more and less than 2.00 wt%, based on the total weight of the composition % by weight, 0.1 or more to less than 1.00% by weight, 0.2 or more to less than 3.00% by weight, 0.2 or more to less than 2.00% by weight, for example, 0.2 or more to less than 1.0% by weight.
- the azoles may be triazole-based, but is not limited thereto.
- the azoles may be azoles that do not contain elemental sulfur, but are not limited thereto.
- the triazole-based group may be selected from the group consisting of triazole derivatives, benzotriazole derivatives and tolutriazole derivatives, but is not limited thereto.
- the triazole type is N,N-bis(2-ethylhexyl)-4-methyl-1 H-benzotriazole-1-methylamine, N,N-bis(2-ethylhexyl)-5-methyl -1H-benzotriazole-1-methylamine, octyl 1Hbenzotriazole, ditertiary butylated 1Hbenzotriazole, 1H-1,2,3-triazole, 2H-1,2,3-triazole Sol, 1H-1,2,4-triazole, 4H-1,2,4-triazole, 1-(1', 2'-di-carboxyethyl) benzotriazole, 2-(2'-hydroxyl) -5'-methyl phenyl) benzotriazole, 1H-1,2,3-triazole, 2H-1,2,3-triazole, 1H-1,2,4-triazole, 4H-1,2, 4-triazole, benzotriazole, tolyltriazo
- the azoles are at least one selected from the group consisting of benzotriazole, tolytriazole, and 1,2,4-triazole. it could be
- the pH of the cooling liquid composition may be 5.5 to 10.0, 6.0 to 10.0, 5.5 to 9.5, 6.0 to 9.5, for example, 6.0 to 9.0, but is not limited thereto.
- the cooling liquid composition may further include a pH adjusting agent.
- the pH adjusting agent is not limited as long as it is used within a range that can adjust the pH of the composition to 5.5 to 10.0, 6.0 to 10.0, 5.5 to 9.5, 6.0 to 9.5, for example, 6.0 to 9.0.
- the pH adjusting agent may be an alkali metal hydroxide, for example, from the group consisting of lithium hydroxide, sodium hydroxide, potassium hydroxide and triethylamine. It may be one or more selected types, but is not limited thereto.
- the cooling liquid composition may be a cooling liquid stock solution. Accordingly, the cooling liquid composition is diluted in 20 to 70% by volume, 30 to 70% by volume, 40 to 70% by volume, 20 to 60% by volume, 30 to 60% by volume, for example, 40 to 60% by volume of water. It may be prepared and used as a final cooling liquid, but is not limited thereto.
- the present invention relates to a coolant composition for an electric vehicle, and an object of the composition is to effectively control the heat generated during operation of an electric component, which is a component of an electric vehicle, to secure durability and stability of the component. There is an excellent effect of corrosion resistance between parts of the cooling system while having little influence on the formation of precipitates.
- a coolant composition for an electric vehicle comprising a solvent, an organic acid or a salt thereof, and an azole.
- Coolant compositions for electric vehicles of various formulations were prepared as shown in Table 1 below. Components and contents included in each composition are shown in Table 1 below. Water and ethylene glycol were used as solvents, and their ratio is % by weight. In addition, the remainder excluding the solvent was expressed in parts by weight based on 100 parts by weight of the composition.
- Example 1 Example 2 Example 3
- Example 4 Example 5
- Example 6 ethylene glycol 90.00% 90.00% 90.00% 90.00% 90.00% 90.00% deionized water 8.63% 7.65% 6.65% 8.87% 6.30% 2.25%
- 2-Ethylhexanoicacidsebacicacid 1.00% 1.00% 1.00% 0.10% 2.00% 5.00%
- Comparative Example 1 Comparative Example 2 Comparative Example 3 Comparative Example 4 Comparative Example 5 Comparative Example 6 Comparative Example 7 Comparative Example 8 ethylene glycol 90.00% 90.00% 90.00% 90.00% 90.00% 90.00% 90.00% deionized water 8.64% 5.65% 8.93% 0.90% 4.95% 3.70% 4.95% 4.95% 2-Ethylhexanoicacidsebacicacid 1.00% 1.00% 0.05% 6.00% 2.00% 2.00% 2.00% 2.00% 2.00% Azole (benzotriazole, tolytriazole, 1,2,4-triazole) 0.01% 3.00% 1.00% 1.00% 1.00% 1.00% 1.00% 1.00% 1.00% sodium hydroxide 0.35% 0.35% 0.02% 2.10% 1.05% 2.30% 1.05% 1.05% benzoic acid One% phosphoric acid One% mercapto benzothiazole One% dimercapto thiadiazole One%
- a battery used as a power source for electric vehicles consists of cells, modules, and packs.
- One cell is composed of 3.75 volts, and several cells are connected in series to form a 90 volt module unit. Accordingly, the influence of the coolant on the module voltage among the battery constituent units was confirmed.
- each of the cooling solutions prepared in Examples and Comparative Examples was diluted to 50 wt% using distilled water. Then, a 10-pin connector (female) used as a battery component was immersed in a diluted cooling solution, and then a current of 90 V voltage was applied to the 10-pin connector for 4 hours or more. Then, the current was cut off and the amount of material generated in the 10-pin connector was checked, and the results are shown in Table 4 according to the result display standards of Table 3.
- the present invention relates to a coolant composition for an electric vehicle.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sustainable Development (AREA)
- Manufacturing & Machinery (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
Description
실시예 1 | 실시예 2 | 실시예 3 | 실시예 4 | 실시예 5 | 실시예 6 | |
에틸렌글리콜 | 90.00% | 90.00% | 90.00% | 90.00% | 90.00% | 90.00% |
탈이온수 | 8.63% | 7.65% | 6.65% | 8.87% | 6.30% | 2.25% |
2-Ethylhexanoicacidsebacicacid | 1.00% | 1.00% | 1.00% | 0.10% | 2.00% | 5.00% |
아졸류(benzotriazole, tolytriazole, 1,2,4-triazole) | 0.02% | 1.00% | 2.00% | 1.00% | 1.00% | 1.00% |
sodium hydroxide | 0.35% | 0.35% | 0.35% | 0.04% | 0.70% | 1.75% |
비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 | 비교예 5 | 비교예 6 | 비교예 7 | 비교예 8 | |
에틸렌글리콜 | 90.00% | 90.00% | 90.00% | 90.00% | 90.00% | 90.00% | 90.00% | 90.00% |
탈이온수 | 8.64% | 5.65% | 8.93% | 0.90% | 4.95% | 3.70% | 4.95% | 4.95% |
2-Ethylhexanoicacidsebacicacid | 1.00% | 1.00% | 0.05% | 6.00% | 2.00% | 2.00% | 2.00% | 2.00% |
아졸류(benzotriazole, tolytriazole, 1,2,4-triazole) | 0.01% | 3.00% | 1.00% | 1.00% | 1.00% | 1.00% | 1.00% | 1.00% |
sodium hydroxide | 0.35% | 0.35% | 0.02% | 2.10% | 1.05% | 2.30% | 1.05% | 1.05% |
benzoic acid | 1% | |||||||
phosphoric acid | 1% | |||||||
mercapto benzothiazole | 1% | |||||||
dimercapto thiadiazole | 1% |
금속부식평가(ASTM 1384) | 알루미늄 aluminum |
주철 Cast iron |
강 Steel |
황동 Brass |
땜납 Solder |
구리 copper |
액상 | 침전 발생량 (vol%) |
|
무게변화량(mg) | 30 max | 10 max | 10 max | 10 max | 30 max | 10 max | |||
실시예 1 | 양호 | -1.7 | -3.4 | -0.3 | -2.7 | -3.0 | -2.3 | 침전없음 | < 0.1 |
실시예 2 | 양호 | 1.0 | -0.5 | -1.8 | -1.1 | -4.3 | -0.7 | 침전없음 | < 0.1 |
실시예 3 | 양호 | -1.5 | 0.5 | 0.3 | 0.9 | -3.1 | 0.8 | 침전없음 | < 0.1 |
실시예 4 | 양호 | -5.3 | -6.7 | -2.2 | -2.9 | -7.7 | -1.9 | 침전없음 | < 0.1 |
실시예 5 | 양호 | -2.0 | -3.2 | -1.8 | -0.7 | -3.4 | 0.5 | 침전없음 | < 0.1 |
실시예 6 | 양호 | -1.1 | -0.8 | -0.5 | -0.8 | -1.8 | -0.9 | 침전없음 | < 0.1 |
비교예 1 | 불합격 | -11.0 | -14.7 | -12.2 | -23.6 | -15.0 | -47.3 | 침전발생 | 0.3 |
비교예 2 | 불합격 | -14.8 | -8.1 | -8.4 | -9.7 | -74.0 | -6.6 | 침전발생 | 0.6 |
비교예 3 | 불합격 | -22.4 | -42.8 | -31.9 | -14.0 | -9.4 | -21.0 | 침전발생 | 1 |
비교예 4 | 불합격 | -2.0 | -0.3 | -0.2 | -0.8 | 1.0 | 1.1 | 침전발생 | 0.5 |
비교예 5 | 양호 | -1.3 | 1.0 | -0.8 | -1.4 | -6.6 | 1.9 | 침전없음 | < 0.1 |
비교예 6 | 양호 | 0.4 | -0.7 | 0.5 | 1.1 | -8.4 | -0.7 | 침전없음 | < 0.1 |
비교예 7 | 양호 | 0.7 | -0.5 | -0.8 | 0.8 | -5.6 | -2.1 | 침전없음 | < 0.1 |
비교예 8 | 양호 | -1.2 | 1.1 | 0.8 | -2.3 | -3.9 | -3.0 | 침전없음 | < 0.1 |
표시 | 기준 |
◎ | 핀홀이 막을 정도의 석출물이 발생하지 않음. |
○ | 핀홀 중 1~2개만 막힌 상태 |
△ | 핀홀이 석출물에 의해 막힌 상태 |
X | 핀홀 석출물에 의해 뒤덮힌 상태 |
통전 평가 결과 | |
실시예 1 | ◎ |
실시예 2 | ◎ |
실시예 3 | ○ |
실시예 4 | ◎ |
실시예 5 | ◎ |
실시예 6 | ○ |
비교예 1 | ◎ |
비교예 2 | △ |
비교예 3 | ◎ |
비교예 4 | △ |
비교예 5 | X |
비교예 6 | X |
비교예 7 | X |
비교예 8 | X |
Claims (12)
- 용제, 유기산 또는 그 염 및 아졸류를 포함하는 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 용제는 물, 알코올류, 글리콜류 및 글리콜 에테르류로 이루어진 군에서 선택된1종 이상이 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 용제는 조성물 총 중량을 기준으로 1 내지 99 중량% 포함되는 것인, 전기 자동차용 냉각액 조성물.
- 제2항에 있어서, 상기 글리콜류는 조성물 총 중량을 기준으로 88 중량% 이상 포함되는 것인, 전기 자동차용 냉각액 조성물.
- 제2항에 있어서, 상기 물은 조성물 총 중량을 기준으로 10 중량% 이하 포함되는 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 유기산 또는 그 염은 2-에틸헥사노익 산 (2-Ethylhexanoic acid), 세바스 산(sebacic acid), 톨루엔 산 (Toluic acid), 아디픽산, 수베르산, 글루타릭산, 네오데칸산, 네오옥타논산, 숙신산, 계피산, 아젤라익산, 메틸계피산, 하이드록시계피산, 에틸계피산, 프로필계피산, 부틸계피산, 에톡시계피산, 에틸벤조산, 프로필벤조산, 피멜릭산, 디시클로펜타디엔 디카르복실산, 운데칸산, 벤조산, 톨루엔산, 노난산, 프탈산, 데칸산, 테레프탈산, 도테칸산, 헥산산, 시클로헥세논산, 2-에틸헥산산, 세바식산, 데칸디카복실산, t-부틸벤조산, 옥탄산 및 헵탄산으로 이루어진 군에서 선택된 1종 이상인 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 유기산 또는 그 염은 조성물 총 중량을 기준으로 0.1 이상 내지 6.00 미만 중량% 포함되는 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 아졸류는 트리아졸계인 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 아졸류는 조성물 총 중량을 기준으로 0.02 이상 내지 3.00 미만 중량% 포함되는 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 냉각액 조성물의 pH는 5.5 내지 10.0인 것인, 전기 자동차용 냉각액 조성물.
- 제1항에 있어서, 상기 냉각액 조성물은 pH 조절제를 추가로 포함하는 것인, 전기 자동차용 냉각액 조성물.
- 제11항에 있어서, 상기 pH 조절제는 알칼리 금속 수산화물인 것인, 냉각액 조성물.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18/032,682 US20230383163A1 (en) | 2020-10-29 | 2021-07-15 | Cooling liquid composition for electric vehicle |
CN202180073533.0A CN116472324A (zh) | 2020-10-29 | 2021-07-15 | 电动汽车用冷却液组合物 |
EP21886489.0A EP4239033A4 (en) | 2020-10-29 | 2021-07-15 | COOLANT COMPOSITION FOR ELECTRIC VEHICLES |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2020-0142461 | 2020-10-29 | ||
KR1020200142461A KR20220057325A (ko) | 2020-10-29 | 2020-10-29 | 전기 자동차용 냉각액 조성물 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022092490A1 true WO2022092490A1 (ko) | 2022-05-05 |
Family
ID=81382820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2021/009103 WO2022092490A1 (ko) | 2020-10-29 | 2021-07-15 | 전기 자동차용 냉각액 조성물 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230383163A1 (ko) |
EP (1) | EP4239033A4 (ko) |
KR (1) | KR20220057325A (ko) |
CN (1) | CN116472324A (ko) |
WO (1) | WO2022092490A1 (ko) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0131395B1 (ko) * | 1993-12-31 | 1998-04-14 | 김준웅 | 부동액 조성물 |
KR19980046619A (ko) * | 1996-12-13 | 1998-09-15 | 김영귀 | 부동액 조성물 |
JP6537847B2 (ja) * | 2015-03-02 | 2019-07-03 | シーシーアイ株式会社 | 冷却液組成物 |
KR20190078030A (ko) * | 2017-12-26 | 2019-07-04 | 현대자동차주식회사 | 차량용 냉각액 |
JP6570217B2 (ja) * | 2014-03-31 | 2019-09-04 | 日産自動車株式会社 | 冷却液 |
KR20200142461A (ko) | 2019-06-12 | 2020-12-22 | 디일 운트 이글 피처 게엠베하 | 전자 점화 기구용 배터리의 작동 기구 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5917972B2 (ja) * | 2012-03-27 | 2016-05-18 | シーシーアイ株式会社 | 冷却液組成物 |
CN111621266A (zh) * | 2020-05-18 | 2020-09-04 | 广研德孚科技发展(深圳)有限公司 | 一种电动汽车用冷却液及其制备工艺 |
-
2020
- 2020-10-29 KR KR1020200142461A patent/KR20220057325A/ko not_active Application Discontinuation
-
2021
- 2021-07-15 CN CN202180073533.0A patent/CN116472324A/zh active Pending
- 2021-07-15 US US18/032,682 patent/US20230383163A1/en active Pending
- 2021-07-15 WO PCT/KR2021/009103 patent/WO2022092490A1/ko active Application Filing
- 2021-07-15 EP EP21886489.0A patent/EP4239033A4/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0131395B1 (ko) * | 1993-12-31 | 1998-04-14 | 김준웅 | 부동액 조성물 |
KR19980046619A (ko) * | 1996-12-13 | 1998-09-15 | 김영귀 | 부동액 조성물 |
JP6570217B2 (ja) * | 2014-03-31 | 2019-09-04 | 日産自動車株式会社 | 冷却液 |
JP6537847B2 (ja) * | 2015-03-02 | 2019-07-03 | シーシーアイ株式会社 | 冷却液組成物 |
KR20190078030A (ko) * | 2017-12-26 | 2019-07-04 | 현대자동차주식회사 | 차량용 냉각액 |
KR20200142461A (ko) | 2019-06-12 | 2020-12-22 | 디일 운트 이글 피처 게엠베하 | 전자 점화 기구용 배터리의 작동 기구 |
Non-Patent Citations (1)
Title |
---|
See also references of EP4239033A4 |
Also Published As
Publication number | Publication date |
---|---|
US20230383163A1 (en) | 2023-11-30 |
EP4239033A4 (en) | 2024-04-10 |
KR20220057325A (ko) | 2022-05-09 |
CN116472324A (zh) | 2023-07-21 |
EP4239033A1 (en) | 2023-09-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US7419617B2 (en) | Coolant comprising azole derivatives for cooling systems in fuel-cell drives | |
US7201982B2 (en) | Methods for fuel cell coolant systems | |
KR101207886B1 (ko) | 부식 억제제, 부식 억제 열 전달 유체, 및 이들의 사용 | |
AU2002346913A1 (en) | Corrosion inhibiting compositions and methods for fuel cell coolant systems | |
AU2003294775B2 (en) | Coolant based on azole derivatives containing 1,3-propanediol for fuel cell cooling systems | |
CN112969770A (zh) | 新的用于燃料电池、储存电池和电池的防冻剂和冷却剂 | |
WO2022092490A1 (ko) | 전기 자동차용 냉각액 조성물 | |
WO2022092491A1 (ko) | 열안정성이 향상된 열전달 유체 조성물 | |
CN113913163B (zh) | 一种热传导介质及其制备方法与应用 | |
WO2023111687A1 (en) | Heat transfer system with organic, non-ionic inhibitors compatible with flux exposure in fuel cell operations | |
KR20210083963A (ko) | 수소 자동차용 냉각액 조성물 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21886489 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 18032682 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202180073533.0 Country of ref document: CN |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2021886489 Country of ref document: EP Effective date: 20230530 |