CH645128A5 - Frostschutzmittel fuer kuehlfluessigkeiten. - Google Patents

Frostschutzmittel fuer kuehlfluessigkeiten. Download PDF

Info

Publication number: CH645128A5
Authority: CH; Switzerland
Prior art keywords: antifreeze; alkali; weight; sodium; agent
Prior art date: 1979-09-26

Application number

CH715780A

Other languages

German (de)

English (en)

Inventor

Wolfgang Ernhardt

Wolfram Rudolf Walt Sokolowski

Werner Rommel

Dieter Rudolf Gustav Wagnitz

Original Assignee

British Petroleum Co

Priority date (The priority date 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 date listed.)

1979-09-26

Filing date

1980-09-24

Publication date

1984-09-14

1980-09-24 Application filed by British Petroleum Co filed Critical British Petroleum Co

1984-09-14 Publication of CH645128A5 publication Critical patent/CH645128A5/de

Links

239000007798 antifreeze agent Substances 0.000 title claims description 3
239000007788 liquid Substances 0.000 title description 4
230000002528 anti-freeze Effects 0.000 claims description 37
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 20
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 claims description 12
229910021538 borax Inorganic materials 0.000 claims description 10
235000010339 sodium tetraborate Nutrition 0.000 claims description 10
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 claims description 9
YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical class C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 claims description 8
FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 8
239000003795 chemical substances by application Substances 0.000 claims description 7
239000002826 coolant Substances 0.000 claims description 7
OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 claims description 7
-1 alkali metal salts Chemical class 0.000 claims description 6
235000010288 sodium nitrite Nutrition 0.000 claims description 6
239000004328 sodium tetraborate Substances 0.000 claims description 6
DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 5
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 5
239000003513 alkali Substances 0.000 claims description 5
239000012964 benzotriazole Substances 0.000 claims description 5
YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 claims description 4
KEZYHIPQRGTUDU-UHFFFAOYSA-N 2-[dithiocarboxy(methyl)amino]acetic acid Chemical compound SC(=S)N(C)CC(O)=O KEZYHIPQRGTUDU-UHFFFAOYSA-N 0.000 claims description 4
150000008044 alkali metal hydroxides Chemical class 0.000 claims description 4
150000001447 alkali salts Chemical class 0.000 claims description 4
AJFXNBUVIBKWBT-UHFFFAOYSA-N disodium;boric acid;hydrogen borate Chemical compound [Na+].[Na+].OB(O)O.OB(O)O.OB(O)O.OB([O-])[O-] AJFXNBUVIBKWBT-UHFFFAOYSA-N 0.000 claims description 4
RLJMLMKIBZAXJO-UHFFFAOYSA-N lead nitrate Chemical compound [O-][N+](=O)O[Pb]O[N+]([O-])=O RLJMLMKIBZAXJO-UHFFFAOYSA-N 0.000 claims description 4
239000000203 mixture Substances 0.000 claims description 4
239000004323 potassium nitrate Substances 0.000 claims description 4
235000010333 potassium nitrate Nutrition 0.000 claims description 4
KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 3
239000004327 boric acid Substances 0.000 claims description 3
239000000110 cooling liquid Substances 0.000 claims description 3
JTDPJYXDDYUJBS-UHFFFAOYSA-N quinoline-2-carbohydrazide Chemical compound C1=CC=CC2=NC(C(=O)NN)=CC=C21 JTDPJYXDDYUJBS-UHFFFAOYSA-N 0.000 claims description 3
239000002904 solvent Substances 0.000 claims description 3
239000002518 antifoaming agent Substances 0.000 claims description 2
150000002826 nitrites Chemical class 0.000 claims description 2
159000000000 sodium salts Chemical class 0.000 claims description 2
229910052783 alkali metal Inorganic materials 0.000 claims 2
229910052910 alkali metal silicate Inorganic materials 0.000 claims 2
RBXVOQPAMPBADW-UHFFFAOYSA-N nitrous acid;phenol Chemical class ON=O.OC1=CC=CC=C1 RBXVOQPAMPBADW-UHFFFAOYSA-N 0.000 claims 2
229910001854 alkali hydroxide Inorganic materials 0.000 claims 1
229910001963 alkali metal nitrate Inorganic materials 0.000 claims 1
150000002823 nitrates Chemical class 0.000 claims 1
238000005260 corrosion Methods 0.000 description 18
238000012360 testing method Methods 0.000 description 17
230000007797 corrosion Effects 0.000 description 15
230000000052 comparative effect Effects 0.000 description 14
229910052751 metal Inorganic materials 0.000 description 11
239000002184 metal Substances 0.000 description 11
238000001816 cooling Methods 0.000 description 9
229910001018 Cast iron Inorganic materials 0.000 description 8
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
239000010949 copper Substances 0.000 description 8
229910052802 copper Inorganic materials 0.000 description 8
230000004580 weight loss Effects 0.000 description 8
229910001369 Brass Inorganic materials 0.000 description 7
230000015572 biosynthetic process Effects 0.000 description 7
239000010951 brass Substances 0.000 description 7
150000002739 metals Chemical class 0.000 description 7
239000011241 protective layer Substances 0.000 description 7
230000004584 weight gain Effects 0.000 description 7
235000019786 weight gain Nutrition 0.000 description 7
229910000838 Al alloy Inorganic materials 0.000 description 6
239000000654 additive Substances 0.000 description 5
230000000694 effects Effects 0.000 description 5
229910052782 aluminium Inorganic materials 0.000 description 4
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
UFZOPKFMKMAWLU-UHFFFAOYSA-N ethoxy(methyl)phosphinic acid Chemical compound CCOP(C)(O)=O UFZOPKFMKMAWLU-UHFFFAOYSA-N 0.000 description 4
239000003112 inhibitor Substances 0.000 description 4
235000011121 sodium hydroxide Nutrition 0.000 description 4
229910000679 solder Inorganic materials 0.000 description 4
238000002360 preparation method Methods 0.000 description 3
KRXFTOUYGXMRRU-UHFFFAOYSA-N 3h-1,3-benzothiazole-2-thione;sodium Chemical compound [Na].C1=CC=C2SC(=S)NC2=C1 KRXFTOUYGXMRRU-UHFFFAOYSA-N 0.000 description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical class OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
239000004115 Sodium Silicate Substances 0.000 description 2
230000032683 aging Effects 0.000 description 2
229910045601 alloy Inorganic materials 0.000 description 2
239000000956 alloy Substances 0.000 description 2
150000001412 amines Chemical class 0.000 description 2
238000009835 boiling Methods 0.000 description 2
238000010276 construction Methods 0.000 description 2
238000013461 design Methods 0.000 description 2
238000011161 development Methods 0.000 description 2
230000018109 developmental process Effects 0.000 description 2
238000004453 electron probe microanalysis Methods 0.000 description 2
229910001092 metal group alloy Inorganic materials 0.000 description 2
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
229910052708 sodium Inorganic materials 0.000 description 2
235000015424 sodium Nutrition 0.000 description 2
239000011734 sodium Substances 0.000 description 2
235000019795 sodium metasilicate Nutrition 0.000 description 2
VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 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
JCRIDWXIBSEOEG-UHFFFAOYSA-N 2,6-dinitrophenol Chemical class OC1=C([N+]([O-])=O)C=CC=C1[N+]([O-])=O JCRIDWXIBSEOEG-UHFFFAOYSA-N 0.000 description 1
IQUPABOKLQSFBK-UHFFFAOYSA-N 2-nitrophenol Chemical compound OC1=CC=CC=C1[N+]([O-])=O IQUPABOKLQSFBK-UHFFFAOYSA-N 0.000 description 1
ZXVONLUNISGICL-UHFFFAOYSA-N 4,6-dinitro-o-cresol Chemical group CC1=CC([N+]([O-])=O)=CC([N+]([O-])=O)=C1O ZXVONLUNISGICL-UHFFFAOYSA-N 0.000 description 1
BTJIUGUIPKRLHP-UHFFFAOYSA-N 4-nitrophenol Chemical class OC1=CC=C([N+]([O-])=O)C=C1 BTJIUGUIPKRLHP-UHFFFAOYSA-N 0.000 description 1
108010053481 Antifreeze Proteins Proteins 0.000 description 1
229910001137 Avional Inorganic materials 0.000 description 1
239000005711 Benzoic acid Substances 0.000 description 1
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
239000004721 Polyphenylene oxide Substances 0.000 description 1
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
VGJDTIGMXVZBBD-UHFFFAOYSA-N [F].[F].[F].[F].[F].[F].[Na] Chemical compound [F].[F].[F].[F].[F].[F].[Na] VGJDTIGMXVZBBD-UHFFFAOYSA-N 0.000 description 1
230000000996 additive effect Effects 0.000 description 1
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
235000010233 benzoic acid Nutrition 0.000 description 1
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical class OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000012809 cooling fluid Substances 0.000 description 1
229920001577 copolymer Polymers 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
239000012530 fluid Substances 0.000 description 1
210000002837 heart atrium Anatomy 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
238000000034 method Methods 0.000 description 1
XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
150000004686 pentahydrates Chemical class 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
150000003014 phosphoric acid esters Chemical class 0.000 description 1
230000000704 physical effect Effects 0.000 description 1
229920000570 polyether Polymers 0.000 description 1
229920000642 polymer Polymers 0.000 description 1
229920001296 polysiloxane Polymers 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
229910052700 potassium Inorganic materials 0.000 description 1
239000011591 potassium Substances 0.000 description 1
239000000047 product Substances 0.000 description 1
XMVJITFPVVRMHC-UHFFFAOYSA-N roxarsone Chemical group OC1=CC=C([As](O)(O)=O)C=C1[N+]([O-])=O XMVJITFPVVRMHC-UHFFFAOYSA-N 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
WXMKPNITSTVMEF-UHFFFAOYSA-M sodium benzoate Chemical compound [Na+].[O-]C(=O)C1=CC=CC=C1 WXMKPNITSTVMEF-UHFFFAOYSA-M 0.000 description 1
239000004299 sodium benzoate Substances 0.000 description 1
235000010234 sodium benzoate Nutrition 0.000 description 1
NVIFVTYDZMXWGX-UHFFFAOYSA-N sodium metaborate Chemical compound [Na+].[O-]B=O NVIFVTYDZMXWGX-UHFFFAOYSA-N 0.000 description 1
239000004317 sodium nitrate Substances 0.000 description 1
235000010344 sodium nitrate Nutrition 0.000 description 1
VLDHWMAJBNWALQ-UHFFFAOYSA-M sodium;1,3-benzothiazol-3-ide-2-thione Chemical compound [Na+].C1=CC=C2SC([S-])=NC2=C1 VLDHWMAJBNWALQ-UHFFFAOYSA-M 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
239000010959 steel Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000010998 test method Methods 0.000 description 1
STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
239000011701 zinc Substances 0.000 description 1
229910052725 zinc Inorganic materials 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

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Chemical Kinetics & Catalysis (AREA)
Combustion & Propulsion (AREA)
Thermal Sciences (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Detergent Compositions (AREA)
Fireproofing Substances (AREA)

CH715780A 1979-09-26 1980-09-24 Frostschutzmittel fuer kuehlfluessigkeiten. CH645128A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19792938868 DE2938868C2 (de)	1979-09-26	1979-09-26	Gefrierschutzmittel für Kühlflüssigkeiten

Publications (1)

Publication Number	Publication Date
CH645128A5 true CH645128A5 (de)	1984-09-14

Family

ID=6081842

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH715780A CH645128A5 (de)	1979-09-26	1980-09-24	Frostschutzmittel fuer kuehlfluessigkeiten.

Country Status (8)

Country	Link
AT (1)	AT376996B (fr)
BE (1)	BE885432A (fr)
CH (1)	CH645128A5 (fr)
DE (1)	DE2938868C2 (fr)
DK (1)	DK149960C (fr)
FR (1)	FR2465773B1 (fr)
GB (1)	GB2059432B (fr)
NL (1)	NL8005093A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1155646A (fr) *	1980-05-19	1983-10-25	Stanley T. Hirozawa	Produits antigel a agents anticorrosion de l'aluminium et des soudures tendres
DE3824672C1 (fr) *	1988-07-20	1990-04-05	Deutsche Bp Ag, 2000 Hamburg, De
DE69220209T2 (de) *	1992-04-06	1997-10-02	Texaco Services Europ Ltd	Korrosionsverhindernde Gefrierschutzmittel
DE10302093A1 (de) *	2003-01-21	2004-07-29	Basf Ag	Wärmeträgerflüssigkeiten mit Glaskorrosionsschutz insbesondere für Solaranlagen
EP1749073A1 (fr) *	2003-11-13	2007-02-07	Vladisav Milovanovic	Solution aqueuse non toxique antigel et anticorrosion et dispositif de regeneration de l'antigel utilise
DE102010002341A1 (de) *	2010-02-25	2011-08-25	Behr GmbH & Co. KG, 70469	Wärmeübertrager und Bauteile für Kfz-Kühlkreisläufe
CN113930221B (zh) *	2021-10-27	2023-12-26	常州市鑫光新材料科技有限公司	内燃机车专用冷却液

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL283904A (fr)	1961-10-04
DE1492522C3 (de) *	1967-03-23	1976-01-02	Deutsche Bp Ag, 2000 Hamburg	Gefrierschutzmittel für Kühlflüssigkeiten

1979
- 1979-09-26 DE DE19792938868 patent/DE2938868C2/de not_active Expired
1980
- 1980-09-10 NL NL8005093A patent/NL8005093A/nl not_active Application Discontinuation
- 1980-09-17 DK DK394780A patent/DK149960C/da not_active IP Right Cessation
- 1980-09-22 GB GB8030540A patent/GB2059432B/en not_active Expired
- 1980-09-24 FR FR8020502A patent/FR2465773B1/fr not_active Expired
- 1980-09-24 CH CH715780A patent/CH645128A5/de not_active IP Right Cessation
- 1980-09-26 AT AT481880A patent/AT376996B/de not_active IP Right Cessation
- 1980-09-26 BE BE0/202258A patent/BE885432A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB2059432A (en)	1981-04-23
DE2938868C2 (de)	1982-12-02
FR2465773A1 (fr)	1981-03-27
DK394780A (da)	1981-03-27
DK149960C (da)	1987-07-06
FR2465773B1 (fr)	1985-09-06
DE2938868A1 (de)	1981-04-02
GB2059432B (en)	1984-04-18
ATA481880A (de)	1984-06-15
NL8005093A (nl)	1981-03-30
DK149960B (da)	1986-11-03
BE885432A (fr)	1981-03-26
AT376996B (de)	1985-01-25

Legal Events

Date	Code	Title	Description
1991-05-31	PL	Patent ceased
2024-10-31	PL	Patent ceased

Publication	Publication Date	Title
DE3884728T2 (de)	1994-03-31	Frostschutzmittel mit korrosionsinhibierender Eigenschaft.
DE69609193T2 (de)	2001-03-22	Neosäure als korrosinsinhibitoren
DE69120212T2 (de)	1996-10-10	Gefrierschutzmittel/Kühlmittel mit aromatischer carboxylischer Säure als Korrosionsinhibitor
EP0816467B1 (fr)	2004-03-10	Composition d'antigel concentré sans silicate, borate et nitrate et réfrigérant comprenant l'antigel
EP0880566B1 (fr)	1999-11-10	Utilisation d'imidazoles quaternarises comme inhibiteurs de corrosion pour metaux non ferreux et concentres d'antigels, et compositions d'agents refrigerants les contenant
DE1217137B (de)	1966-05-18	Gefrierschutzmittel fuer Kuehlfluessigkeiten
DE69117416T2 (de)	1996-07-11	Korrosionsverhindernde Gefrier-/Kühlmittel das eine Cyclohexansäure enthält
DE19930682A1 (de)	2001-01-18	Silikat-, borat- und phosphatfreie Kühlflüssigkeiten auf Basis von Glykolen mit verbessertem Korrosionsverhalten
DE1285835B (de)	1968-12-19	Korrosionsschutzmittel fuer Metalloberflaechen, die mit fluessigen Medien in Beruehrung stehen
DE60011717T2 (de)	2005-07-07	Phosphorarme Kühlmittelzusammensetzung
CH645128A5 (de)	1984-09-14	Frostschutzmittel fuer kuehlfluessigkeiten.
DE3016623A1 (de)	1980-11-13	Verfahren und mittel zur behandlung eines waessrigen systems zur korrosionsverhinderung
DE3414748C2 (fr)	1992-06-17
EP0863960B2 (fr)	2008-06-25	Concentre antigel
DE1771985A1 (de)	1972-02-10	Korrosionsinhibitoren fuer Methoxypropanol
EP0971013A1 (fr)	2000-01-12	Liquide caloporteur pour installations solaires à base d'alkylene glycols
DE2036628A1 (fr)	1971-02-04
EP1025181B1 (fr)	2002-01-02	Liquide de refroidissement s'utilisant dans des pieces en magnesium
EP1129236B1 (fr)	2003-02-26	Liquide de refroidissement pour rodage de moteur
DE1492522C3 (de)	1976-01-02	Gefrierschutzmittel für Kühlflüssigkeiten
EP1386952A2 (fr)	2004-02-04	Agent antigel
DE1932576C (fr)	1973-04-05
DE822527C (de)	1951-11-26	Korrosionsschutzmittel
DE1932576A1 (de)	1971-01-07	Inhibitorgemisch fuer Frostschutzmittel
DE1211893B (de)	1966-03-03	Verwendung eines Gemisches als Korrosionsinhibitor fuer Metalle, deren Oberflaechen mit Kesselsteinverhuetungs- und Gefrierschutzmitteln enthaltenden waessrigen Fluessigkeiten in Beruehrung kommen