Grease composition with improved rust prevention and abrasion resistance properties
AssigneeShell Oil Company
InventorsTakahiro Ozaki, Noriaki Shinoda, Kouichi Nakazawa
Life of this patent
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Abstract
A grease composition comprising a base oil and a thickener, which grease additionally comprises from 0.05% to 30% by weight of sodium thiosulphate and at least 0.1% by weight of one or more additives (A) selected from the group comprising calcium salicylate, magnesium salicylate, calcium phenate and/or calcium sulphonate, based on the total grease composition; use of said grease composition to improve rust prevention and abrasion resistance, and a method for preparing said grease composition.
Claims10
A grease composition comprising a base oil and a thickener, which grease additionally comprises from 0.05% to 30% by weight of sodium thiosulphate and at least 0.1% by weight of one or more additives (A) selected from the group comprising calcium salicylate, magnesium salicylate, calcium phenate and/or calcium sulphonate, based on the total grease composition.
Dependencies are inferred from the claim text.