Patent application number | Description | Published |
20090123793 | Heat Transfer Compositions with High Electrical Resistance for Fuel Cell Assemblies - The present invention relates generally to heat transfer compositions. More particularly, the present invention relates to heat transfer compositions with high electrical resistance for use in power-generating equipment or in engines. Such compositions are particularly useful in fuel cell assemblies. | 05-14-2009 |
20090294102 | HEAT TRANSFER SYSTEM COMPRISING BRAZED ALUMINUM, METHOD, HEAT TRANSFER FLUID, AND ADDITIVE PACKAGE - 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. | 12-03-2009 |
20100006796 | HEAT TRANSFER FLUID, ADDITIVE PACKAGE, SYSTEM AND METHOD - 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. | 01-14-2010 |
20100092823 | COLORANT TREATED ION EXCHANGE RESINS, METHOD OF MAKING, HEAT TRANSFER SYSTEMS AND ASSEMBLIES CONTAINING THE SAME, AND METHOD OF USE - Disclosed is a colorant treated ion exchange resin comprising at least 15% of exchangeable groups comprising at least one of an ion, a Lewis acid, or a Lewis base resulting from a colorant having a pK | 04-15-2010 |
20100098987 | CORROSION INHIBITORS, CORROSION INHIBITING HEAT TRANSFER FLUIDS, AND THE USE THEREOF - Disclosed is a corrosion inhibitor for use in heat transfer fluids having a conductivity of less than 200 μS/cm, the corrosion inhibitor having an azole compound, and at least one of a siloxane based surfactant, colloidal silica, or a mixture thereof. Also disclosed is a corrosion inhibiting heat transfer fluid, the heat transfer fluid having a conductivity of no more than or equal to 200 μS/cm and comprising the disclosed corrosion inhibitor. Also provided is an assembly comprising an alternative power source and a heat transfer system in thermal communication with the alternative power source, the heat transfer system comprising the disclosed corrosion inhibiting heat transfer fluid. In addition, a method of making a corrosion inhibiting heat transfer fluid is disclosed wherein the disclosed corrosion inhibitor is added to heat transfer fluid having a conductivity of less than 200 μS/cm. | 04-22-2010 |
20100196773 | METHODS FOR INHIBITING CORROSION IN BRAZED METAL SURFACES AND COOLANTS AND ADDITIVES FOR USE THEREIN - Disclosed are coolants comprising brazed metal corrosion inhibitors. In one embodiment, the disclosed brazed metal corrosion inhibitor will comprise a polycarboxylic acid functional compound having the structure: | 08-05-2010 |
20110000505 | METHODS AND COMPOSITION FOR CLEANING A HEAT TRANSFER SYSTEM HAVING AN ALUMINUM COMPONENT - Disclosed herein is a method and treatment system for rapid cleaning and protecting of automotive cooling systems containing controlled atmosphere brazed aluminum heat exchangers. The method and treatment system can optionally include a conditioning (passivating) step. The treatment system can comprise three different parts: (1) cleaner or cleaning solution; (2) conditioner or conditioning solution; and (3) compatible CAB aluminum protective heat transfer fluid. | 01-06-2011 |
20110100584 | METHOD OF DETERMINING EFFECTIVE HEAT TRANSFER CAPABILITY OF A FLUID COOLANT COMPOSITION - A method of determining effective heat transfer capability of a fluid coolant composition, the method comprising the steps of: determining a critical cooling effectiveness percentage value for the fluid coolant composition; and determining whether the critical cooling effectiveness percentage value is greater than zero percent, thereby determining whether the fluid coolant composition has effective heat transfer capability; wherein the critical cooling effectiveness percentage is high enough to indicate an increased heat transfer capability of the fluid coolant composition and is low enough to substantially prevent deleterious effects on other properties of the fluid coolant composition. | 05-05-2011 |
20110159392 | COLORANT TREATED ION EXCHANGE RESINS, METHOD OF MAKING, HEAT TRANSFER SYSTEMS AND ASSEMBLIES CONTAINING THE SAME, AND METHOD OF USE - Disclosed is a colorant treated ion exchange resin comprising at least 15% of exchangeable groups comprising at least one of an ion, a Lewis acid, or a Lewis base resulting from a colorant having a pK | 06-30-2011 |
20120288404 | Methods For Inhibiting Corrosion In Brazed Metal Surfaces And Coolants And Additives For Use Therein - Disclosed are coolants comprising brazed metal corrosion inhibitors. In one embodiment, the disclosed brazed metal corrosion inhibitor will comprise a polycarboxylic acid functional compound having the structure: | 11-15-2012 |
20140070134 | HEAT TRANSFER FLUID CONCENTRATE - 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. | 03-13-2014 |
20140070135 | HEAT TRANSFER FLUID ADDITIVE COMPOSITION - 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. | 03-13-2014 |
20140319409 | HEAT TRANSFER FLUID, ADDITIVE PACKAGE, SYSTEM AND METHOD - 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. | 10-30-2014 |