公开(公告)号：US20150041702A1

公开(公告)日：2015-02-12

申请号：US14389102

申请日：2013-03-14

申请人： TODA KOGYO CORP.

发明人： Yasushi Nishio ,  Hiromitsu Sakurai ,  Norihiro Fukushina ,  Yasuhiko Fujii

IPC分类号： H01F1/01 ,  C01G49/02

CPC分类号： H01F1/01 ,  C01G49/0018 ,  C01G49/0036 ,  C01G49/02 ,  C01P2004/20 ,  C01P2004/61 ,  C01P2004/62 ,  C01P2006/10 ,  C01P2006/12 ,  C01P2006/42 ,  C04B35/26 ,  C04B35/6261 ,  C04B35/62645 ,  C04B2235/3213 ,  C04B2235/3215 ,  C04B2235/3409 ,  C04B2235/5409 ,  C04B2235/5436 ,  H01F1/113 ,  Y10T428/2982

摘要： The present invention relates to ferrite particles for bonded magnets having a bulk density of not more than 0.75 g/cm3 and a degree of compaction of not less than 65%, a resin composition for bonded magnets using the ferrite particles and the composition, and a rotor. The ferrite particles for bonded magnets and the resin composition for bonded magnets according to the present invention are capable of providing a bonded magnet molded product having a good tensile elongation and an excellent magnetic properties.

摘要翻译： 本发明涉及堆积密度不大于0.75g / cm 3，压实度不小于65％的粘结磁体用铁氧体颗粒，使用铁氧体颗粒的粘结磁体用树脂组合物和组合物，以及 转子。 根据本发明的粘结磁铁用铁氧体颗粒和粘结磁体用树脂组合物能够提供具有良好的拉伸伸长率和优异的磁性能的粘结磁体模制产品。

公开(公告)号：US11823823B2

公开(公告)日：2023-11-21

申请号：US17984519

申请日：2022-11-10

申请人： TODA KOGYO CORP.

发明人： Yasushi Nishio ,  Hiromitsu Sakurai ,  Norihiro Fukushina ,  Yasuhiko Fujii

IPC分类号： H01F1/11 ,  C04B35/626 ,  H01F1/03 ,  C01G49/00 ,  H01F1/113 ,  C04B35/26 ,  C04B35/634 ,  C08K3/22

CPC分类号： H01F1/0306 ,  C01G49/009 ,  C01G49/0036 ,  C01G49/0063 ,  C04B35/26 ,  C04B35/6261 ,  C04B35/62645 ,  C04B35/634 ,  C08K3/22 ,  H01F1/113 ,  C01P2004/20 ,  C01P2004/22 ,  C01P2004/61 ,  C01P2004/62 ,  C01P2006/10 ,  C01P2006/11 ,  C01P2006/12 ,  C01P2006/42 ,  C04B2235/3201 ,  C04B2235/3213 ,  C04B2235/3409 ,  C04B2235/5436 ,  C04B2235/5445 ,  C04B2235/6022 ,  C04B2235/77 ,  C08K2003/2206 ,  C08K2003/2265

摘要： According to the present invention, there are provided ferrite particles for bonded magnets and a resin composition for bonded magnets which are capable of producing a bonded magnet molded product having a good tensile elongation and exhibiting excellent magnetic properties, as well as a bonded magnet molded product such as a rotor which is obtained by using the resin composition. The present invention relates to ferrite particles for bonded magnets having a bulk density of not less than 0.5 g/cm3 and less than 0.6 g/cm3 and a degree of compaction of not less than 65%, a resin composition for bonded magnets using the ferrite particles, and a molded product obtained by using the ferrite particles and the resin composition.

公开(公告)号：US09691528B2

公开(公告)日：2017-06-27

申请号：US14389102

申请日：2013-03-14

申请人： TODA KOGYO CORP.

发明人： Yasushi Nishio ,  Hiromitsu Sakurai ,  Norihiro Fukushina ,  Yasuhiko Fujii

IPC分类号： H01F1/11 ,  H01F1/113 ,  H01F1/01 ,  C01G49/02 ,  C04B35/26 ,  C04B35/626 ,  C01G49/00

CPC分类号： H01F1/01 ,  C01G49/0018 ,  C01G49/0036 ,  C01G49/02 ,  C01P2004/20 ,  C01P2004/61 ,  C01P2004/62 ,  C01P2006/10 ,  C01P2006/12 ,  C01P2006/42 ,  C04B35/26 ,  C04B35/6261 ,  C04B35/62645 ,  C04B2235/3213 ,  C04B2235/3215 ,  C04B2235/3409 ,  C04B2235/5409 ,  C04B2235/5436 ,  H01F1/113 ,  Y10T428/2982

摘要： The present invention relates to ferrite particles for bonded magnets having a bulk density of not more than 0.75 g/cm3 and a degree of compaction of not less than 65%, a resin composition for bonded magnets using the ferrite particles and the composition, and a rotor. The ferrite particles for bonded magnets and the resin composition for bonded magnets according to the present invention are capable of providing a bonded magnet molded product having a good tensile elongation and an excellent magnetic properties.