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公开(公告)号:EP2612899A1
公开(公告)日:2013-07-10
申请号:EP11821954.2
申请日:2011-09-02
Applicant: Kyodo Yushi Co., Ltd. , NTN Corporation
Inventor: AZUMA Takashi , IMAMOTO Yoshihisa , ITO Motohiro , SHIBATA Yasushi
IPC: C10M169/06 , C10M101/02 , C10M115/08 , C10M129/28 , C10M135/10 , C10M137/04 , C10M143/18 , F16C19/18 , F16C33/66 , C10N10/04 , C10N30/00 , C10N40/02 , C10N50/10
CPC classification number: C10M141/10 , C10M169/06 , C10M2203/1006 , C10M2205/12 , C10M2207/10 , C10M2215/1026 , C10M2219/044 , C10M2223/04 , C10M2223/049 , C10N2210/02 , C10N2220/022 , C10N2230/02 , C10N2230/06 , C10N2230/12 , C10N2240/02 , C10N2250/10 , F16C19/186 , F16C33/6633 , F16C2326/02
Abstract: The invention provides a grease composition for hub unit bearing, containing (a) an aromatic diurea thickener, (b) a base oil, (c) a metal salt of oxidized wax, (d) diphenyl hydrogen phosphate, and (e) at least one rust preventive selected from the group consisting of sulfonate rust preventives and carboxylic acid rust preventives. The grease composition of the invention shows excellent anti-fretting properties at low temperature, and at the same time, exhibit excellent rust preventing properties.
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公开(公告)号:EP2612899B1
公开(公告)日:2017-05-17
申请号:EP11821954.2
申请日:2011-09-02
Applicant: Kyodo Yushi Co., Ltd. , NTN Corporation
Inventor: AZUMA Takashi , IMAMOTO Yoshihisa , ITO Motohiro , SHIBATA Yasushi
IPC: C10M169/06 , C10M101/02 , C10M115/08 , C10M129/28 , C10M135/10 , C10M137/04 , C10M143/18 , F16C19/18 , F16C33/66 , C10N10/04 , C10N30/00 , C10N40/02 , C10N50/10
CPC classification number: C10M141/10 , C10M169/06 , C10M2203/1006 , C10M2205/12 , C10M2207/10 , C10M2215/1026 , C10M2219/044 , C10M2223/04 , C10M2223/049 , C10N2210/02 , C10N2220/022 , C10N2230/02 , C10N2230/06 , C10N2230/12 , C10N2240/02 , C10N2250/10 , F16C19/186 , F16C33/6633 , F16C2326/02
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