- 专利标题： Grease for rolling bearing, rolling bearing, rolling bearing device, and information recording and reproducing apparatus
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申请号： US15247117申请日： 2016-08-25
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公开(公告)号： US10132355B2公开(公告)日： 2018-11-20
- 发明人: Akihiro Iino , Yukihiro Nakayama , Misato Hanaoka , Hisaya Nakamura , Hiroki Yoda
- 申请人： SEIKO INSTRUMENTS INC.
- 申请人地址： JP
- 专利权人： SEIKO INSTRUMENTS INC.
- 当前专利权人： SEIKO INSTRUMENTS INC.
- 当前专利权人地址： JP
- 代理机构： Adams & Wilks
- 优先权： JP2015-009486 20150121; JP2015-232905 20151130
- 主分类号： C10M169/04
- IPC分类号： C10M169/04 ; C10M171/02 ; F16C33/66 ; F16C33/78 ; F16C33/41
摘要：
A grease for a rolling bearing of an information recording and reproducing apparatus contains a base oil, a thickener, and at least one kind of an antioxidant selected from an amine-based antioxidant expressed by the General Formula (1), and a phenol-based antioxidant expressed by the General Formula (2). The base oil contains a refined mineral oil classified as Group III in a base oil category defined by the American Petroleum Institute, and the flash point of the refined mineral oil is 240° C. or higher.
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