公开(公告)号：US10984932B2

公开(公告)日：2021-04-20

申请号：US15626810

申请日：2017-06-19

Applicant: TOKIN CORPORATION ,  TOHOKU UNIVERSITY

Inventor： Akiri Urata ,  Teruhiko Fujiwara ,  Hiroyuki Matsumoto ,  Yasunobu Yamada ,  Akihisa Inoue

IPC: H01F3/14 ,  H01F1/153 ,  C22C33/02 ,  H01F41/02 ,  B22F9/00 ,  C22C45/02 ,  C22C33/00 ,  H01F17/04 ,  H01F17/06 ,  B22F3/24 ,  C22C28/00

Abstract: An amorphous soft magnetic alloy of the formula (Fe1-αTMα)100-w-x-y-zPwBxLySiz TipCqMnrCus, wherein TM is Co or Ni; L is Al, Cr, Zr, Mo or Nb; 0≤α≤0.3, 2≤w≤18 at %, 2≤x≤18 at %, 15≤w+x≤23 at %, 1 0; the composition fulfills one of the following conditions: L is Cr, Zr, Mo or Nb; or L is a combination of Al and Cr, Zr, Mo or Nb, wherein 0

公开(公告)号：US09850562B2

公开(公告)日：2017-12-26

申请号：US15054446

申请日：2016-02-26

Applicant: TOKIN CORPORATION ,  Tohoku Magnet Institute Co., Ltd

Inventor： Akiri Urata ,  Yasunobu Yamada ,  Hiroyuki Matsumoto ,  Shigeyoshi Yoshida ,  Akihiro Makino

IPC: C22C45/02 ,  C21D6/00 ,  C22C33/00 ,  H01F1/153 ,  B22F1/00

CPC classification number: C22C45/02 ,  B22F1/0044 ,  B22F1/0048 ,  C21D6/00 ,  C21D2201/03 ,  C22C33/003 ,  H01F1/15308 ,  H01F1/15333

Abstract: An Fe-based nano-crystalline alloy formed from an alloy composition of (FeE)(100-X-Y-Z)BXPYCuZ having an amorphous phase as a main phase, wherein 79≦100-X-Y-Z≦86 atomic %, 4≦X≦9 atomic %, 1≦Y≦10 atomic %, and 0.5≦Z