Heat Transfer Compositions
AssigneeMexichem Amanco Holdings S.A. De C.V.
InventorRobert Elliott Low
Life of this patent
Estimating the term…
Abstract
The invention provides a heat transfer composition comprising a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
Claims58
A composition comprising a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
A heat transfer device containing a composition wherein the composition comprises a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
(canceled)
A foam obtainable from a foamable composition comprising one or more components capable of forming foam and a composition comprising a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition, wherein the one or more components capable of forming foam are selected from polyurethanes, thermoplastic polymers and resins and mixtures thereof.
A foam comprising a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
A sprayable composition comprising material to be sprayed and a propellant comprising a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the propellant.
A method for cooling an article which comprises condensing a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition and thereafter evaporating the composition in the vicinity of the article to be cooled.
A method for heating an article which comprises condensing a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition in the vicinity of the article to be heated and thereafter evaporating the composition.
A method for extracting a substance from biomass comprising contacting biomass with a solvent comprising a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition, and separating the substance from the solvent.
A method of cleaning an article comprising contacting the article with a solvent comprising a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
A method of extracting a material from an aqueous solution comprising contacting the aqueous solution with a solvent comprising a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition, and separating the substance from the solvent.
A method for extracting a material from a particulate solid matrix comprising contacting the particulate solid matrix with a solvent comprising a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition, and separating the material from the solvent.
A mechanical power generation device containing a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
A method of retrofitting a heat transfer device comprising the step of removing an existing heat transfer fluid, and introducing a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
A method for reducing the environmental impact arising from the operation of a product comprising an existing compound or composition, the method comprising replacing at least partially the existing compound or composition with a composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition.
A method for generating greenhouse gas emission credit comprising (i) replacing an existing compound or composition with a second composition including a minimum of about 80% by weight of R-1243zf and a maximum of 20% by weight of R-32, based on the total weight of the composition, wherein the second composition has a lower GWP than the existing compound or composition;
- and (ii) obtaining greenhouse gas emission credit for said replacing step.
(canceled)
Dependencies are inferred from the claim text.