Patents Assigned to Prestone Products Corporation
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Patent number: 9394506Abstract: Compositions and methods for cleaning hard surfaces are disclosed herein. More particularly, the present disclosure relates to cleaning compositions that can be used in automotive applications for removing organic soils that accumulate on automotive surfaces without causing surface paint damage.Type: GrantFiled: February 13, 2015Date of Patent: July 19, 2016Assignee: Prestone Products CorporationInventors: Thomas G. Kalagher, Colin Dilley, Joseph Matthews
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Patent number: 9328277Abstract: Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 85 weight percent of a freezing point depressant, based on the total weight of the heat transfer fluid concentrate; 50 to 2000 ppm of lithium ions; an azole compound; an inorganic phosphate; a carboxylic acid; and an acrylate based polymer, wherein the heat transfer fluid has a pH of 7.0-9.5. The heat transfer fluid concentrate can be used to make a heat transfer fluid.Type: GrantFiled: November 18, 2013Date of Patent: May 3, 2016Assignee: Prestone Products CorporationInventors: Bo Yang, Aleksei Gershun, Peter M. Woyciesjes
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Patent number: 9315711Abstract: Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 85 weight percent of a freezing point depressant, based on the total weight of the heat transfer fluid concentrate; 50 to 2000 ppm of lithium ions; an azole compound; an inorganic phosphate; a carboxylic acid; and an acrylate based polymer, wherein the heat transfer fluid has a pH of 7.0-9.5. The heat transfer fluid concentrate can be used to make a heat transfer fluid.Type: GrantFiled: November 18, 2013Date of Patent: April 19, 2016Assignee: Prestone Products CorporationInventors: Bo Yang, Aleksei Gershun, Peter M. Woyciesjes
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Patent number: 9267067Abstract: Disclosed herein is a heat transfer fluid, comprising a hydroxylated carboxylic acid of formula (OH)x(R1)(COOH)y, wherein x is 2 to 10, y is 3 to 10, and R1 is a C2-50 aliphatic group, a C6-50 aromatic group, or a combination thereof; and wherein the hydroxylated carboxylic acid comprises the hydroxylated carboxylic acid, an ester thereof, a salt thereof, an anhydride thereof, or a combination thereof. A heat transfer system comprises an aluminum component, a magnesium component, or an aluminum component and a magnesium component; and the foregoing heat transfer fluid.Type: GrantFiled: July 8, 2014Date of Patent: February 23, 2016Assignee: Prestone Products CorporationInventors: Bo Yang, Aleksei V. Gershun, Peter M. Woyciesjes
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Patent number: 9249348Abstract: Disclosed herein is heat transfer system, comprising a brazed aluminum component, and a heat transfer fluid in fluid communication with the brazed aluminum component, wherein the heat transfer fluid comprises a liquid coolant, an oxy-anion of molybdenum, tungsten, vanadium, phosphorus, antimony, or a combination thereof, and a corrosion inhibitor. Also disclosed is a method of preventing corrosion in the heat transfer system, and a heat transfer fluid and additive package for use in the heat transfer system.Type: GrantFiled: April 2, 2014Date of Patent: February 2, 2016Assignee: Prestone Products CorporationInventors: Bo Yang, Peter M. Woyciesjes, Aleksei V. Gershun, Filipe J. Marinho
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Patent number: 9145613Abstract: Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 90 weight percent of a freezing point depressant; 16 to 80 ppm of magnesium ions; an azole compound; an inorganic phosphate; a carboxylate; and an acrylate based polymer, wherein the heat transfer fluid concentrate has a pH of 7-9.5 and the weight ratio of acrylate based polymer to magnesium ions is 1 to 25. The heat transfer fluid concentrate can be used to make a heat transfer fluid.Type: GrantFiled: November 22, 2013Date of Patent: September 29, 2015Assignee: Prestone Products CorporationInventors: Bo Yang, Aleksei Gershun, Peter M. Woyciesjes
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Patent number: 9023235Abstract: 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.Type: GrantFiled: September 7, 2012Date of Patent: May 5, 2015Assignee: Prestone Products CorporationInventors: Bo Yang, Aleksei V. Gershun, Peter M. Woyciesjes
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Patent number: 8980815Abstract: Disclosed herein is a cleaner concentrate comprising: greater than 10 weight percent of a freezing point depressant, 0.5 to 35 weight percent of oxalic acid, and an azole compound, wherein weight percent is based on the total weight of the cleaner concentrate.Type: GrantFiled: February 24, 2012Date of Patent: March 17, 2015Assignee: Prestone Products CorporationInventors: Bo Yang, Peter M. Woyciesjes
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Publication number: 20140319409Abstract: Disclosed herein is a heat transfer fluid, comprising a hydroxylated carboxylic acid of formula (OH)x(R1)(COOH)y, wherein x is 2 to 10, y is 3 to 10, and R1 is a C2-50 aliphatic group, a C6-50 aromatic group, or a combination thereof; and wherein the hydroxylated carboxylic acid comprises the hydroxylated carboxylic acid, an ester thereof, a salt thereof, an anhydride thereof, or a combination thereof. A heat transfer system comprises an aluminum component, a magnesium component, or an aluminum component and a magnesium component; and the foregoing heat transfer fluid.Type: ApplicationFiled: July 8, 2014Publication date: October 30, 2014Applicant: PRESTONE PRODUCTS CORPORATIONInventors: Bo YANG, Aleksei V. GERSHUN, Peter M. WOYCIESJES
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Publication number: 20140225025Abstract: Disclosed herein is heat transfer system, comprising a brazed aluminum component, and a heat transfer fluid in fluid communication with the brazed aluminum component, wherein the heat transfer fluid comprises a liquid coolant, an oxy-anion of molybdenum, tungsten, vanadium, phosphorus, antimony, or a combination thereof, and a corrosion inhibitor. Also disclosed is a method of preventing corrosion in the heat transfer system, and a heat transfer fluid and additive package for use in the heat transfer system.Type: ApplicationFiled: April 2, 2014Publication date: August 14, 2014Applicant: Prestone Products CorporationInventors: Bo Yang, Peter M. Woyciesjes, Aleksei V. Gershun, Filipe J. Marinho
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Patent number: 8771542Abstract: Disclosed herein is a heat transfer fluid, comprising a hydroxylated carboxylic acid of formula (OH)x(R1)(COOH)y, wherein x is 2 to 10, y is 3 to 10, and R1 is a C2-50 aliphatic group, a C6-50 aromatic group, or a combination thereof; and wherein the hydroxylated carboxylic acid comprises the hydroxylated carboxylic acid, an ester thereof, a salt thereof, an anhydride thereof, or a combination thereof. A heat transfer system comprises an aluminum component, a magnesium component, or an aluminum component and a magnesium component; and the foregoing heat transfer fluid.Type: GrantFiled: July 9, 2009Date of Patent: July 8, 2014Assignee: Prestone Products CorporationInventors: Bo Yang, Aleksei V Gershun, Peter M Woyciesjes
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Publication number: 20140119983Abstract: Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 90 weight percent of a freezing point depressant; 16 to 80 ppm of magnesium ions; an azole compound; an inorganic phosphate; a carboxylate; and an acrylate based polymer, wherein the heat transfer fluid concentrate has a pH of 7-9.5 and the weight ratio of acrylate based polymer to magnesium ions is 1 to 25. The heat transfer fluid concentrate can be used to make a heat transfer fluid.Type: ApplicationFiled: November 22, 2013Publication date: May 1, 2014Applicant: Prestone Products CorporationInventors: Bo Yang, Aleksei Gershun, Peter M. Woyciesjes
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Patent number: 8696927Abstract: Disclosed herein is heat transfer system, comprising a brazed aluminum component, and a heat transfer fluid in fluid communication with the brazed aluminum component, wherein the heat transfer fluid comprises a liquid coolant, an oxy-anion of molybdenum, tungsten, vanadium, phosphorus, antimony, or a combination thereof, and a corrosion inhibitor. Also disclosed is a method of preventing corrosion in the heat transfer system, and a heat transfer fluid and additive package for use in the heat transfer system.Type: GrantFiled: March 3, 2009Date of Patent: April 15, 2014Assignee: Prestone Products CorporationInventors: Bo Yang, Peter M. Woyciesjes, Aleksei V. Gershun, Filipe J. Marinho
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Publication number: 20140070136Abstract: Disclosed herein is a heat transfer fluid concentrate comprising: greater than or equal to 85 weight percent of a freezing point depressant, based on the total weight of the heat transfer fluid concentrate; 50 to 2000 ppm of lithium ions; an azole compound; an inorganic phosphate; a carboxylic acid; and an acrylate based polymer, wherein the heat transfer fluid has a pH of 7.0-9.5. The heat transfer fluid concentrate can be used to make a heat transfer fluid.Type: ApplicationFiled: November 18, 2013Publication date: March 13, 2014Applicant: Prestone Products CorporationInventors: Bo Yang, Aleksei Gershun, Peter M. Woyciesjes
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Publication number: 20140070135Abstract: 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.Type: ApplicationFiled: September 7, 2012Publication date: March 13, 2014Applicant: PRESTONE PRODUCTS CORPORATIONInventors: Bo Yang, Aleksei V. Gershun, Peter M. Woyciesjes
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Publication number: 20140070134Abstract: Disclosed herein is a heat transfer fluid concentrate comprising greater than or equal to 25 weight percent (wt %), based on the total weight of the concentrate, of glycerin, propylene glycol, or a combination of glycerin and propylene glycol, and greater than or equal to 30 wt %, based on the total weight of the concentrate, of a corrosion inhibitor or combination of corrosion inhibitors.Type: ApplicationFiled: September 7, 2012Publication date: March 13, 2014Applicant: PRESTONE PRODUCTS CORPORATIONInventors: Peter M. Woyciesjes, Aleksei V. Gershun
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Patent number: D719832Type: GrantFiled: January 24, 2012Date of Patent: December 23, 2014Assignee: Prestone Products CorporationInventors: Colin Dilley, Kathleen Villa, Kelley O'Donnell, Russell Wright
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Patent number: D720014Type: GrantFiled: February 22, 2013Date of Patent: December 23, 2014Assignee: Prestone Products CorporationInventors: Aylin Candan Erenguc, Charles Ryan Veers
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Patent number: D726019Type: GrantFiled: January 24, 2012Date of Patent: April 7, 2015Assignee: Prestone Products CorporationInventors: Colin Dilley, Kathleen Villa, Russell Wright
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Patent number: D763086Type: GrantFiled: September 18, 2014Date of Patent: August 9, 2016Assignee: PRESTONE PRODUCTS CORPORATIONInventor: Thomas G. Kalagher