Lubrication kit and small electronic device using the same

A lubricant comprising:

• an anti-wear agent;
• and a base oil containing a polyol ester oil and/or a paraffinic hydrocarbon oil, wherein 85 to 99.5 parts by mass of the base oil and 0.5 to 15 parts by mass of the anti-wear agent are comprised with respect to 100 parts by mass of the total of the base oil and the anti-wear agent.

A lubricant comprising:

• an anti-wear agent;
• polytetrafluoroethylene particles;
• and a base oil containing a polyol ester oil and/or a paraffinic hydrocarbon oil, wherein 85 to 99.5 parts by mass of the base oil and 0.5 to 15 parts by mass of the anti-wear agent are comprised with respect to 100 parts by mass of the total of the base oil and the anti-wear agent, and 30 to 50 parts by mass of the polytetrafluoroethylene particles is comprised with respect to 100 parts by mass of the total of the base oil and the anti-wear agent.

A surface-treating agent obtained from:

• a fluorine type surfactant;
• and a phosphoric ester having a hydrocarbon group in which a part or all of hydrogen atoms have been substituted with a fluorine atom.

A watch comprising:

• a sliding portion processed by a surface-treating agent and a lubricant,
• wherein the surface-treating agent is obtained from a fluorine type surfactant and a phosphoric ester having a hydrocarbon group in which a part or all of hydrogen atoms have been substituted with a fluorine atom, and
• the lubricant comprises an anti-wear agent and a base oil containing a polyol ester oil and/or a paraffinic hydrocarbon oil, 85 to 99.5 parts by mass of the base oil and 0.5 to 15 parts by mass of the anti-wear agent being comprised with respect to 100 parts by mass of the total of the base oil and the anti-wear agent.

A watch comprising:

• a sliding portion processed by a surface-treating agent and a lubricating oil composition,
• wherein the surface-treating agent is obtained from a fluorine type surfactant and a phosphoric ester having a hydrocarbon group in which a part or all of hydrogen atoms have been substituted with a fluorine atom, and
• the lubricating oil composition comprises a base oil containing a polyol ester (A), 0.1 to 20 percent by weight of a viscosity index improver (B) and 0.1 to 8 percent by weight of an anti-wear agent (C).

A watch comprising:

• a sliding portion processed by a surface-treating agent and a lubricating oil composition,
• wherein the surface-treating agent is obtained from a fluorine type surfactant and a phosphoric ester having a hydrocarbon group in which a part or all of hydrogen atoms have been substituted with a fluorine atom, and
• the lubricating oil composition comprises a base oil containing a paraffinic hydrocarbon oil (F) having 30 carbon atoms or more and 0.1 to 15 percent by weight of a viscosity index improver (B).

A watch comprising:

• a sliding portion processed by a surface-treating agent and a lubricating oil composition,
• wherein the surface-treating agent is obtained from a fluorine type surfactant and a phosphoric ester having a hydrocarbon group in which a part or all of hydrogen atoms have been substituted with a fluorine atom, and
• the lubricating oil composition comprises a base oil containing an ether oil (G), an anti-wear agent (C) and an antioxidant (E), the anti-wear agent (C) is a neutral phosphoric ester and/or a neutral phosphorous ester, and the content of the anti-wear agent (C) is 0.1 to 8 percent by weight.

A watch comprising:

• a sliding portion processed by a surface-treating agent and a lubricating oil composition,
• wherein the surface-treating agent is obtained from a fluorine type surfactant and a phosphoric ester having a hydrocarbon group in which a part or all of hydrogen atoms have been substituted with a fluorine atom, and
• the lubricating oil composition comprises a base oil containing at least a polyol ester or a paraffinic hydrocarbon oil having 30 carbon atoms or more and has a viscosity of 200 to 400 mPa·s at 20° C.