Invention Grant
- Patent Title: Rare earth bonded magnet
- Patent Title (中): 稀土粘结磁铁
-
Application No.: US12726784Application Date: 2010-03-18
-
Publication No.: US08404141B2Publication Date: 2013-03-26
- Inventor: Noboru Menjo , Kinji Uchiyama , Yuki Takeda
- Applicant: Noboru Menjo , Kinji Uchiyama , Yuki Takeda
- Applicant Address: JP Kitasaku-gun
- Assignee: Minebea Co., Ltd.
- Current Assignee: Minebea Co., Ltd.
- Current Assignee Address: JP Kitasaku-gun
- Agency: Oliff & Berridge, PLC
- Priority: JP2009-079104 20090327
- Main IPC: H01F7/02
- IPC: H01F7/02 ; H01F3/08
Abstract:
A rare earth bonded magnet is provided which is produced such that a mixture which comprises: a rare earth magnet powder; a resin binder comprising a thermosetting resin; an organic phosphorus compound; and a coupling agent is compress-molded, heated and cured, wherein the organic phosphorus compound and the coupling agent are represented by the following respective chemical formulas (structural formulas):
Public/Granted literature
- US20100245006A1 RARE EARTH BONDED MAGNET Public/Granted day:2010-09-30
Information query
