Method of melting snow and/or ice and a deicer comprising sodium formate and sodium chloride
AssigneeClariant GmbH
InventorsHarald Artur Dietl, Achim Stankowiak
Life of this patent
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Abstract
The invention provides a method of melting snow and ice on traffic areas, which comprises applying to the traffic areas covered with snow and ice a deicer in an amount of from 5 to 100 g/m.sup.2, which comprises from 30 to 70% by weight of sodium formate, from 30 to 70% by weight of sodium chloride and from 0.1 to 3% by weight of a corrosion inhibitor, and which is used in the form of solid particles having a diameter of from 0.3 to 10 mm or in aqueous solution with a content of from 5 to 25% by weight of the deicer.
Claims10
A method of melting snow and ice on traffic areas, which comprises applying to the traffic areas covered with snow and ice a deicer, in an amount of from 5 to 100 g/m.sup.2, which comprises from 30 to 70% by weight of sodium formate, from 30 to 70% by weight of sodium chloride and from 0.1 to 3% by weight of a corrosion inhibitor, and which is used in the form of solid particles having a diameter of from 0.3 to 10 mm or in aqueous solution with a content of from 5 to 25% by weight of the deicer.
A deicer for traffic areas comprising from 30 to 70% by weight of sodium formate, from 30 to 70% by weight of sodium chloride and from 0.1 to 3% by weight of a corrosion inhibitor and in the form of solid particles from 0.3 to 10 mm in size.
Dependencies are inferred from the claim text.