Method for inspecting lubricating oil composition and method for producing lubricating oil composition
A method for inspecting a lubricant oil composition containing a base oil and a fullerene, the method including: measuring at least one of a lamellar length of the lubricating oil composition and a most abundant diameter in a particle size distribution obtained by a dynamic light scattering method, and selecting the lubricating oil composition whose measured value is within a set range.
1. A method for inspecting a lubricant oil composition containing a base oil and a fullerene, the method comprising:
measuring at least one of a lamellar length of said lubricating oil composition and a most abundant diameter in a particle size distribution obtained by a dynamic light scattering method; and
selecting said lubricating oil composition whose measured value is within a set range.
2. The method for inspecting a lubricating oil composition according to claim 1 ,
wherein said lamellar length and said most abundant diameter are measured, and
said lubricating oil composition having both measured values within set ranges is selected.
3. A method for producing a lubricating oil composition comprising a step of selecting a lubricating oil composition obtained by mixing a base oil and a fullerene by the method for inspecting a lubricating oil composition according to claim 1 .
4. A method for producing a lubricating oil composition comprising a step of selecting a lubricating oil composition obtained by mixing a base oil and a fullerene by the method for inspecting a lubricating oil composition according to claim 2 .
5. The method for inspecting a lubricating oil composition according to claim 1 , wherein at least said lamellar length is measured.
6. The method for inspecting a lubricating oil composition according to claim 1 , wherein at least said most abundant diameter is measured.
7. A method for producing a lubricating oil composition comprising a step of selecting a lubricating oil composition obtained by mixing a base oil and a fullerene by the method for inspecting a lubricating oil composition according to claim 5 .
8. A method for producing a lubricating oil composition comprising a step of selecting a lubricating oil composition obtained by mixing a base oil and a fullerene by the method for inspecting a lubricating oil composition according to claim 6 .