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US 2017/0283676 A1Published application
Composition for thermal storage and heat transfer applications
AssigneeHindustan Petroleum Corporation Limited
InventorsKandoth Madathil Pramod, Kanaparthi Ramesh, Peddy Venkat Chalapathi Rao, Nettem Venkateswarlu Choudary
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Abstract
In accordance with the present subject matter there is provided a composition including at least one nanoparticle, at least one alkali metal salt and a metal salt having water of crystallization. The subject matter also relates to a method for preparation of the composition.
Claims21
A method for preparation of a composition, the method comprising:
- a) contacting at least one nanoparticle with at least one alkali metal salt and a metal salt having water of crystallization to obtain a mixture;
- b) subjecting the mixture to a temperature in the range of 100 to 200° C. in a closed system to obtain dispersed nanoparticles in a mixture of salts;
- and
- c) removing water from the dispersed nanoparticles in a mixture of salts to obtain the composition.
1 more element
A composition comprising of (a) at least one nanoparticle having particle size in the range of 30 to 500 nm (b) at least one alkali metal salt;
- and (c) a metal salt having water of crystallization, wherein the composition has a melting temperature in the range of 100 to 150° C.
(canceled)
Dependencies are inferred from the claim text.