Disclosed herein is a heat transfer fluid additive composition comprising: greater than or equal to 10 weight percent (wt %) of a carboxylic acid, based on the total weight of the composition; an azole compound; and a base, wherein the base is present in an amount sufficient to obtain a pH 8-10.5 wh
Disclosed herein is a heat transfer fluid additive composition comprising: greater than or equal to 10 weight percent (wt %) of a carboxylic acid, based on the total weight of the composition; an azole compound; and a base, wherein the base is present in an amount sufficient to obtain a pH 8-10.5 when diluted by 50 volume % with water. The heat transfer fluid additive composition can be combined with other components to form a heat transfer fluid. The heat transfer fluid can be used in a heat transfer system.
대표청구항▼
1. A heat transfer fluid additive composition consisting of: greater than or equal to about 15 wt % of a carboxylate;an azole compound;a base;a molybdate or nitrite, or salts thereof;water; andoptionally, an antifoam agent, a colorant, a scale inhibitor, a surfactant, a non-aqueous solvent, or combi
1. A heat transfer fluid additive composition consisting of: greater than or equal to about 15 wt % of a carboxylate;an azole compound;a base;a molybdate or nitrite, or salts thereof;water; andoptionally, an antifoam agent, a colorant, a scale inhibitor, a surfactant, a non-aqueous solvent, or combinations thereof,wherein the composition is free of silicate. 2. The heat transfer fluid additive composition of claim 1, wherein the non-aqueous solvent is present in the composition. 3. The heat transfer fluid additive composition of claim 1, wherein the carboxylate is an aromatic carboxylate. 4. The heat transfer fluid additive composition of claim 1, wherein the carboxylate is an aliphatic carboxylate. 5. The heat transfer fluid additive composition of claim 1, wherein the molybdate or nitrite is molybdate. 6. The heat transfer fluid additive composition of claim 1, wherein the molybdate is calcium molybdate, lithium molybdate, magnesium molybdate, or combinations thereof. 7. The additive composition of claim 1, wherein the carboxylate is greater than or equal to about 15 wt % of the composition. 8. The additive composition of claim 1, wherein the carboxylate is greater than or equal to about 20 wt % of the composition. 9. The additive composition of claim 1, wherein the azole is about 0.01 to about 10 wt % of the composition. 10. The additive composition of claim 1, wherein the azole is about 0.3 to about 9 wt % of the composition. 11. The additive composition of claim 1, wherein the azole is about 0.5 to about 8 wt % of the composition. 12. The additive composition of claim 1, wherein the base is sufficient to obtain a pH of about 7.5 to about 10.5 when the heat transfer additive composition is diluted by 50 volume % with water. 13. The additive composition of claim 1, wherein the base is sufficient to obtain a pH of about 8 to 10.5 when the heat transfer additive composition is diluted by 50 vol % with water. 14. The additive composition of claim 1, wherein water is about 10 wt % to about 70 wt % of the composition. 15. The additive composition of claim 1, wherein water is about 10 wt % to about 50 wt %. 16. The additive composition of claim 1, wherein water is present in an amount of about 10 wt % to about 40 wt % of the composition. 17. The additive composition of claim 1, wherein water is about 10 wt % to about 25 wt % of the composition. 18. The additive composition of claim 2, wherein the non-aqueous solvent comprises glycol, glycerin, or a combination thereof. 19. The additive composition of claim 2, wherein the non-aqueous solvent is about 10 to about 85 wt % of the composition. 20. The additive composition of claim 2, wherein the non-aqueous solvent is about 10 to about 40 wt % of the composition. 21. The additive composition of claim 2, wherein the non-aqueous solvent is about 10 to about 20 wt % of the composition. 22. The heat transfer fluid additive composition of claim 1, wherein the base is sodium hydroxide. 23. The heat transfer fluid additive composition of claim 18, wherein the glycol is ethylene glycol, propylene glycol, or mixtures thereof. 24. The heat transfer fluid additive composition of claim 18, wherein the glycol is selected from the group consisting of ethylene glycol; 1,2-propylene glycol; 1,3-propylene glycol; diethylene glycol; triethylene glycol; dipropylene glycol; butylene glycol; and combinations thereof. 25. The heat transfer fluid additive composition of claim 1, wherein the azole is sodium tolyltriazole, benzotriazole, or a mixture of sodium tolyltriazole and benzotriazole. 26. The heat transfer fluid additive composition of claim 1, wherein the azole is selected from the group consisting of benzotriazole; tolyltriazole; methyl benzotriazole; butyl benzotriazole; mercaptobenzothiazole; thiazole; substituted thiazoles; imidazole; benzimidazole; substituted imidazoles; indazole; substituted indazoles; tetrazole; tetrahydrotolyltriazole; substituted tetrazoles; and combinations thereof. 27. The heat transfer fluid additive composition of claim 1, wherein the azole comprises a benzotriazole, wherein the benzotriazole's alkyl group contains 2 to 20 carbon atoms. 28. The heat transfer fluid additive composition of claim 1, wherein the carboxylate is neodecanoic acid and 2-ethyl hexanoic acid. 29. The heat transfer fluid additive composition of claim 1, wherein the base is about 9 to about 12 weight percent. 30. A method of making a heat transfer fluid comprising combining the heat transfer fluid additive composition of claim 1 with water, a non-aqueous solvent, or a combination of water and a non-aqueous solvent. 31. The method of claim 30, wherein the additive composition is free of silicate, borate, and amines and has a nitrate content less than 100 ppm. 32. The method of claim 30, wherein the carboxylate is less than or equal to about 90 wt % of the additive composition. 33. The method of claim 30, wherein the carboxylate is greater than or equal to about 20 wt % of the additive composition. 34. The method of claim 30, wherein the azole is about 0.01 to about 10 wt % of the additive composition. 35. The method of claim 30, wherein the azole is 2 about 0.5 to about 8 wt % of the additive composition. 36. The method of claim 30, wherein the base sufficient to obtain a pH of about 7.5 to about 10.5 when the heat transfer additive composition is diluted by 50 vol % with water. 37. The method of claim 30, wherein the base is sufficient to obtain a pH of about 8 to 10.5 when the heat transfer additive composition is diluted by 50 vol % with water. 38. The method of claim 30, wherein the water is about 10 wt % to about 70 wt % of the composition. 39. The method of claim 30, wherein the water is about 10 wt % to about 50 wt % of the additive composition. 40. The method of claim 30, wherein the water is about 10 wt % to about 40 wt % of the additive composition. 41. The method of claim 30, wherein the water is about 10 wt % to about 25 wt % of the additive composition. 42. The method of claim 30, wherein the carboxylate is an aromatic carboxylate. 43. The method of claim 30, wherein the carboxylate is an aliphatic carboxylate. 44. The method of claim 30, wherein the molybdate or nitrite is molybdate. 45. The method of claim 30, wherein the molybdate is calcium molybdate, lithium molybdate, magnesium molybdate, or combinations thereof. 46. The method of claim 30, wherein the base is sodium hydroxide. 47. The method of claim 30, wherein the non-aqueous solvent is a glycol. 48. The method of claim 47, wherein the glycol is ethylene glycol, propylene glycol, or a mixture of ethylene glycol and propylene glycol. 49. The method of claim 30, wherein the azole is sodium tolyltriazole, benzotriazole, or a mixture of sodium tolyltriazole and benzotriazole. 50. The method of claim 30, wherein the carboxylate is neodecanoic acid and 2-ethyl hexanoic acid. 51. A method of making a modified heat transfer fluid comprising combining the heat transfer fluid additive composition of claim 1 with an existing heat transfer fluid to form a modified heat transfer fluid. 52. The method of claim 51, wherein the existing heat transfer fluid is not in contact with a heat transfer system. 53. The method of claim 52, wherein the existing heat transfer fluid is in contact with a heat transfer system.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (39)
Fischer Eugene R. (James Island SC) Alford John A. (Goose Creek SC) Boyd Paul G. (Moncks Corner SC), Acid-anhydride esters as oil field corrosion inhibitors.
Davis Pauls (Gibraltar MI) Wilson Joe C. (Woodhaven MI), Alcohol composition containing novel hydroxy-substituted aliphatic silicone sulfonate-silicate copolymers.
Gershun Aleksei V. ; Mercer William C. ; Woyciesjes Peter M., Antifreeze concentrates and compositions comprising neodecanoic acid corrosion inhibitors.
Miller David L. (Austin TX) Benac Brian L. (Austin TX) Knifton John F. (Austin TX), Combinations of alkanoic hydrocarbyl dicarboxylic and carbocyclic alkanoic acids or salts useful as heat transfer fluid.
Dutton Daniel R. (Woodhaven MI) Compton John W. (Taylor MI), Corrosion inhibited antifreeze compositions and process for inhibiting the corrosion of solder alloys.
Woyciesjes, Peter M.; Gershun, Aleksei V.; Marinho, Filipe J.; Kalagher, Thomas G.; Yang, Bo, Corrosion inhibitors, corrosion inhibiting heat transfer fluids, and the use thereof.
Woyciesjes, Peter M; Gershun, Aleksei V; Marinho, Filipe J; Kalagher, Thomas G; Yang, Bo, Corrosion inhibitors, corrosion inhibiting heat transfer fluids, and the use thereof.
Wing Phillip L. (Lake Jackson TX) Sweeney George A. (Midland MI), Glycol compositions containing a hydrolyzate of an organo phosphorus-silicon compound.
Jeffcoate, Carol S.; Gershun, Aleksei V.; Woyciesjes, Peter M.; Marinho, Filipe J., Heat transfer compositions with high electrical resistance for fuel cell assemblies.
Gousetis Charalampos (Ludwigshafen DEX) Oppenlaender Knut (Ludwigshafen DEX) Liebold Gert (Edingen-Neckarhausen DEX) Pfitzner Klaus (Ludwigshafen DEX), Phosphosilicone/silicate copolymers and their use as corrosion inhibitors and silicate stabilizers in antifreezes.
Davis Keith P. (West Midlands GB2) Hoye Peter A. T. (West Midlands GB2) Williams Michael J. (Shropshire GB2) Woodward Gary (Hereford & Worcester GB2) Greenhall Martin P. (Durham GB2), Water treatment agent.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.