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US 2025/0051680 A1Published application
Lubricant composition
AssigneeIdemitsu Kosan Co., Ltd.
InventorsHiroshi OKI, Jun YAMASHITA
Life of this patent
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Abstract
A lubricating oil composition, including: a base oil including an ester base oil and a hindered amine compound, where a content of the hindered amine compound is from 0.60 mass % to 10.0 mass % based on a total amount of the lubricating oil composition. An internal combustion engine installed in a hybrid system, the internal combustion engine filled with the lubricating oil composition. A method of lubricating an internal combustion engine installed a hybrid system, including: applying the lubricating oil composition to the internal combustion engine.
Claims20
A lubricating oil composition, comprising:
- a base oil comprising an ester base oil;
- and
- a hindered amine compound,
- wherein a content of the hindered amine compound is from 0.60 mass % to 10.0 mass % based on a total amount of the lubricating oil composition.
1 more element
Dependencies are inferred from the claim text.