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U.S. Department of Energy
Office of Scientific and Technical Information

Grease composition

Patent ·
OSTI ID:6502852
A grease composition is described comprising a major amount of a lubricating oil, a polyurea gellant in an amount sufficient to thicken the lubricating oil to grease consistency, and an effective amount in the range of 0.1 to 20 weight percent to improve the low shear stability of the polyurea thickened grease of a polymer having a pKa value greater than 5.0.
Assignee:
Chevron Research Co., San Francisco, CA
Patent Number(s):
US 4661276
OSTI ID:
6502852
Country of Publication:
United States
Language:
English