Reusable heat pack, method of manufacture thereof, mixture for use in a reusable heatpack and process for the preparation thereof
AssigneeCouncil of Scientific and Industrial Research
InventorsChattrapal Sharma, Rajendra Kumar Sharma, Chandra Kant, Ajit Kumar Sarkar
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Abstract
The invention discloses a reusable heat pack comprising a soft sealed plastic bag containing a mixture of supercooled supersaturated recrystalizable solution of inorganic substance, alcohol, chemical compound additives, and means to trigger recrystallization of supercooled supersaturated recrystalizable solution of inorganic substance.
Claims14
A reusable heat pack, which comprises a soft sealed plastic bag containing a mixture of supercooled supersaturated recrystalizable solution of inorganic substance, alcohol, aniline, and means to trigger recrystallization of supercooled supersaturated recrystalizable solution of inorganic substance.
A supercooled supersaturated recrystalizable solution for use in a heat pack, said supercooled super saturated recrystallisable solution comprises a mixture of a solution of an inorganic substance, alcohol and aniline.
A process for the the preparation of a mixture for use in reusable heat packs, said process comprising preparing a hydrated solution of an inorganic substance in water, adding an alcohol to this solution and mixing thoroughly, adding aniline and thoroughly mixing the resultant mixture.
A method for the manufacture of a reusable heat pack said process comprising preparing a hydrated solution of an inorganic substance in water, adding an alcohol to this solution and mixing thoroughly, adding aniline and thoroughly mixing the resultant mixture, enclosing the mixture in a soft sealed plastic bag and adding a trigger means thereto.
Dependencies are inferred from the claim text.