CA2333046A1 - Diesel engine antifreeze composition - Google Patents
Diesel engine antifreeze compositionInfo
- Publication number
- CA2333046A1 CA2333046A1 CA002333046A CA2333046A CA2333046A1 CA 2333046 A1 CA2333046 A1 CA 2333046A1 CA 002333046 A CA002333046 A CA 002333046A CA 2333046 A CA2333046 A CA 2333046A CA 2333046 A1 CA2333046 A1 CA 2333046A1
- Authority
- CA
- Canada
- Prior art keywords
- corrosion
- aluminum
- combination
- polymeric polycarboxylates
- cavitation
- 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.)
- Granted
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- 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)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides heavy duty long life corrosion inhibition formulations and compositions for inhibiting mineral scale and the corrosion of metals particularly the cavitation corrosion of aluminum in the presence of aqueous liquids. The combination of a mixture of polymeric polycarboxylates, azoles, a combination of nitrite and nitrate salts, phosphates, stabilized silicates and transition metal compounds provide a synergistic protective effect against the cavitation corrosion of aluminum in aqueous liquids reducing the corrosion rate and is effective at relatively low concentrations and varying pH ranges.
The addition of selected polymeric polycarboxylates not only significantly reduces glycol based coolant cavitation erosion-corrosion, heat rejecting aluminum corrosion, and hard water precipitates and scale, it has been discovered that polymeric polycarboxylates in combination with siloxane stabilized silicates enhance secondary silicate stabilization leading to improvement in an aluminum corrosion protection and coolant life when utilized with selected amounts of the above-identified additives. The formulations are particularly suitable for automotive applications.
The addition of selected polymeric polycarboxylates not only significantly reduces glycol based coolant cavitation erosion-corrosion, heat rejecting aluminum corrosion, and hard water precipitates and scale, it has been discovered that polymeric polycarboxylates in combination with siloxane stabilized silicates enhance secondary silicate stabilization leading to improvement in an aluminum corrosion protection and coolant life when utilized with selected amounts of the above-identified additives. The formulations are particularly suitable for automotive applications.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8382198A | 1998-05-22 | 1998-05-22 | |
US09/083,821 | 1998-05-22 | ||
PCT/US1999/011324 WO1999061545A1 (en) | 1998-05-22 | 1999-05-21 | Diesel engine antifreeze composition |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2333046A1 true CA2333046A1 (en) | 1999-12-02 |
CA2333046C CA2333046C (en) | 2007-02-06 |
Family
ID=22180917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002333046A Expired - Lifetime CA2333046C (en) | 1998-05-22 | 1999-05-21 | Diesel engine antifreeze composition |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN1246415C (en) |
AU (1) | AU743301B2 (en) |
CA (1) | CA2333046C (en) |
WO (1) | WO1999061545A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7754097B2 (en) | 2005-08-12 | 2010-07-13 | Honeywell International Inc. | Method for stabilizing an engine coolant concentrate and preventing hard water salt formation upon dilution |
EP1941076B1 (en) | 2005-10-25 | 2013-03-27 | Prestone Products Corporation | Heat transfer fluid compositions for cooling systems containing magnesium or magnesium alloys |
CN100441657C (en) * | 2006-06-12 | 2008-12-10 | 蓝星环境工程有限公司 | Cooling fluid of engine |
CN102272260B (en) * | 2008-11-07 | 2016-04-20 | 霍尼韦尔国际公司 | Heat-transfer fluid and corrosion inhibitor formulations used thereof |
US9994755B2 (en) | 2012-09-07 | 2018-06-12 | Prestone Products Corporation | Heat transfer fluids and corrosion inhibitor formulations for use thereof |
US8617416B1 (en) * | 2012-09-07 | 2013-12-31 | Prestone Products Corporation | Heat transfer fluids and corrosion inhibitor formulations for use thereof |
US9080093B2 (en) | 2013-02-13 | 2015-07-14 | Basf Se | Antifreeze concentrate with corrosion protection and aqueous coolant composition produced therefrom |
BR112015018314B1 (en) * | 2013-02-13 | 2021-12-28 | Basf Se | ANTIFREEZE CONCENTRATE WITH CORROSION PROTECTION, AQUEOUS REFRIGERANT COMPOSITION, USES OF AN AQUEOUS REFRIGERANT COMPOSITION AND A COMPOUND, AND, METHOD FOR REDUCING ALUMINUM HYDROXIDE GEL PRECIPITATION |
CN103666389B (en) * | 2013-09-30 | 2016-08-24 | 安阳化学工业集团有限责任公司 | The engine coolant prepared with coal-ethylene glycol waste material |
CN103694966B (en) * | 2013-09-30 | 2016-08-24 | 安阳化学工业集团有限责任公司 | Process units and the technique thereof of engine coolant is prepared with coal-ethylene glycol waste material |
CN104562039B (en) * | 2013-10-24 | 2017-05-17 | 中国石油化工股份有限公司 | Corrosion inhibitor composition and preparation method thereof |
CN104862709A (en) * | 2015-04-28 | 2015-08-26 | 安徽不二越精工轴承有限公司 | Steel material anticorrosion conditioning fluid |
CN104804713B (en) * | 2015-05-04 | 2018-04-27 | 宁波保税区韬鸿化工科技有限公司 | Automobile engine water-free cooling |
CN104893687B (en) * | 2015-06-03 | 2018-05-29 | 辽宁石油化工大学 | A kind of method that coal-ethylene glycol process waste liquor anti-icing fluid directly processed is quickly handled using inorganic base |
JP6734658B2 (en) * | 2016-02-15 | 2020-08-05 | 株式会社松風 | 2 Paste type root canal sealer composition |
CN108504337A (en) * | 2018-04-09 | 2018-09-07 | 徐冬 | A kind of preparation method of modified ethylene glycol-based antifreeze coolant liquid |
CN112143464A (en) * | 2020-09-24 | 2020-12-29 | 中盐金坛盐化有限责任公司 | Nitrate system molten salt heat transfer and storage medium and preparation method thereof |
CN113185986A (en) * | 2021-04-22 | 2021-07-30 | 陕西省交通建设集团公司宜富分公司 | Long-acting antifreezing flame-retardant additive for water and preparation method thereof |
CN113930221B (en) * | 2021-10-27 | 2023-12-26 | 常州市鑫光新材料科技有限公司 | Special coolant for diesel locomotive |
CN114672287B (en) * | 2022-04-01 | 2023-08-18 | 陶普斯化学科技(北京)有限公司 | High corrosion inhibition low conductivity heat transfer medium and preparation method and application thereof |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4370255A (en) * | 1978-03-30 | 1983-01-25 | Dow Corning Corporation | Stabilization of aqueous silicates using alkali siliconates of silylalkyl phosphonates |
US4362644A (en) * | 1981-04-01 | 1982-12-07 | Basf Wyandotte Corporation | Arylalkyl silicone sulfonate-silicate copolymers |
US4354002A (en) * | 1981-04-01 | 1982-10-12 | Basf Wyandotte Corporation | Novel aliphatic sulfosiloxane-silicate copolymers |
US4548787A (en) * | 1981-10-26 | 1985-10-22 | Basf Wyandotte Corporation | Aqueous liquids containing metal cavitation-erosion corrosion inhibitors |
US4440721A (en) * | 1981-10-26 | 1984-04-03 | Basf Wyandotte Corporation | Aqueous liquids containing metal cavitation-erosion corrosion inhibitors |
US4728452A (en) * | 1986-01-17 | 1988-03-01 | Pony Industries, Inc. | Metal corrosion inhibition in closed cooling systems |
US5290469A (en) * | 1991-07-23 | 1994-03-01 | Basf Corporation | Glycol-based polycarboxylate-containing antifreeze/coolant formulations for resisting cavitation erosion-corrosion on aluminum |
US5290468A (en) * | 1991-07-23 | 1994-03-01 | Basf Corporation | Polycarboxylate-containing antifreeze/coolant additive for use in hard water applications |
US5290467A (en) * | 1991-07-23 | 1994-03-01 | Basf Corporation | Polycarboxylate-containing antifreeze/coolant additive for resisting cavitation erosion-corrosion on aluminum |
US5320771A (en) * | 1991-07-23 | 1994-06-14 | Basf Corp. | Polycarboxylate-containing antifreeze/coolant additive for reducing corrosion in heat rejecting aluminum |
US5330670A (en) * | 1991-07-23 | 1994-07-19 | Basf Corporation | Glycol-based polycarboxylate-containing antifreeze coolant formulations |
US5288419A (en) * | 1991-07-23 | 1994-02-22 | Basf Corporation | Glycol-based polycarboxylate-containing antifreeze/coolant formulations for resisting cavitation erosion-corrosion on aluminum |
US5702631A (en) * | 1992-11-24 | 1997-12-30 | Ashland Inc. | Aqueous corrosion inhibitor formulations |
-
1999
- 1999-05-21 CN CN 99807871 patent/CN1246415C/en not_active Expired - Lifetime
- 1999-05-21 WO PCT/US1999/011324 patent/WO1999061545A1/en active IP Right Grant
- 1999-05-21 CA CA002333046A patent/CA2333046C/en not_active Expired - Lifetime
- 1999-05-21 AU AU40943/99A patent/AU743301B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA2333046C (en) | 2007-02-06 |
AU4094399A (en) | 1999-12-13 |
WO1999061545A1 (en) | 1999-12-02 |
AU743301B2 (en) | 2002-01-24 |
CN1246415C (en) | 2006-03-22 |
CN1308663A (en) | 2001-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20190521 |