| 摘要 |
PROBLEM TO BE SOLVED: To provide a grease for a click part spread on the click part in various electronic parts and with favorable maneuvering feeling without swelling of a silicone rubber material and additionally preventing elevation of a rotatory torque at low temperature. SOLUTION: The grease uses a polyα-olefin oil with a viscosity of 1,000-1,500 mm<SP>2</SP>/s at 25°C as a base oil, and is increased in consistency by 10-25 wt.% of a hydrophobized silica of an average primary particle size of 10-20 nm treated with a polydimethylsiloxane. COPYRIGHT: (C)2011,JPO&INPIT |
