Additive system for lubricating fluids
OwnerWilliam Sullivan, Halou Oumar-Mahamat +2inventors
InventorsWilliam Sullivan, Halou Oumar-Mahamat, Shi-Ming Wu, Ellen Brandes
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Abstract
The invention concerns an additive package for a lubricating fluid or grease containing an effective amount of a phosphorus-containing antiwear additive, the improvement comprising the absence of primary, secondary, tertiary, cyclic low molecular weight aliphatic amines with a carbon number of C30 or less.
Claims20
In an additive package suitable for preparing a fully formulated lubricating fluid or grease including an effective amount of an acid phosphate-containing antiwear additive, the improvement comprising the absence of primary, secondary, tertiary, and cyclic aliphatic amines with a carbon number of C30 or less and the absence of the corresponding acid phosphate amine salts.
An additive package suitable for use in driveline fluids and/or gear boxes for industrial applications characterized as essentially free of primary, secondary, tertiary and cyclic hydrocarbyl amines with a carbon number of C30 or less and essentially free of the corresponding acid phosphate amine salts.
Dependencies are inferred from the claim text.