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US 2013/0096041 A1Published application
Lubricant compositions for motor vehicle transmissions
AssigneeTotal Raffinage Marketing
InventorsEmmanuel Matray, Richard Vernay
Life of this patent
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Abstract
The disclosure relates to a lubricant composition including: (a) an organomolybdenum compound, (b) one or more anti-wear and extreme pressure additives chosen from thia(di)azoles, (c) one or more phosphorus-containing or phosphor-sulfur-containing anti-wear and extreme pressure additives chosen from phosphites, phosphates, phosphonates, thiophosphates or thiophosphites, the lubricant composition having a weight content of molybdenum between 90 and 350 ppm. This is used for lubrication of gear boxes.
Claims16
A lubricant composition comprising:
- (a) an organic molybdenum compound,
- (b) one or more anti-wear and extreme pressure additives selected from thia(di)azoles,
- (c) one or more phosphorus-containing and/or phosphor-sulfur anti-wear and extreme pressure additives selected from phosphites, phosphates, phosphonates, thiophosphates or thiophosphites;
- the lubricant composition having a molybdenum mass content comprised between 90 and 180 ppm.
1 more element
Dependencies are inferred from the claim text.