Publication number: 20180218810
Abstract: A soft magnetic alloy including a main component having a compositional formula of (Fe(1?(?+?))X1?X2?)(1?(a+b+c))MaBbPc, and a sub component including at least C, S and Ti, wherein X1 is one or more selected from the group including Co and Ni, X2 is one or more selected from the group including Al, Mn, Ag, Zn, Sn, As, Sb, Bi, and rare earth elements, “M” is one or more selected from the group including Nb, Hf, Zr, Ta, Mo, W, and V, 0.020?a?0.14, 0.020?b?0.20, 0?c?0.040, ??0, ??0, and 0??+??0.50 are satisfied, when entire said soft magnetic alloy is 100 wt %, a content of said C is 0.001 to 0.050 wt %, a content of said S is 0.001 to 0.050 wt %, and a content of said Ti is 0.001 to 0.080 wt %, and when a value obtained by dividing the content of said C by the content of said S is C/S, then C/S satisfies 0.10?C/S?10.
Type:
Application
Filed:
January 26, 2018
Publication date:
August 2, 2018
Applicant:
TDK CORPORATION
Inventors:
Akihiro HARADA, Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Seigo TOKORO, Shota OTSUKA
Publication number: 20180218813
Abstract: A soft magnetic alloy comprising a main component having a compositional formula of ((Fe(1?(?+?))X1?X2?)(1?(a+b+c))MaBbCrc)1?dCd, and a sub component including P, S and Ti, wherein X1 is selected from the group Co and Ni, X2 is selected from the group Al, Mn, Ag, Zn, Sn, As, Sb, Bi and rare earth elements, “M” is selected from the group Nb, Hf, Zr, Ta, Mo, W and V, 0.030?a?0.14, 0.005?b?0.20, 0<c?0.040, 0?d?0.040, ??0, ??0, and 0??+??0.50 are satisfied, when soft magnetic alloy is 100 wt %, P is 0.001 to 0.050 wt %, S is 0.001 to 0.050 wt %, and Ti is 0.001 to 0.080 wt %, and when a value obtained by dividing P by S is P/S, then P/S satisfies 0.10?P/S?10.
Type:
Application
Filed:
January 26, 2018
Publication date:
August 2, 2018
Applicant:
TDK CORPORATION
Inventors:
Akihiro HARADA, Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Seigo TOKORO
Publication number: 20180218811
Abstract: A soft magnetic alloy comprising a main component having a compositional formula of ((Fe(1?(?+?))X1?X2?)(1?(a+b))MaBb)1?cCc, and a sub component including P, S and Ti, wherein X1 is selected from the group Co and Ni, X2 is selected from the group Al, Mn, Ag, Zn, Sn, As, Sb, Bi, and rare earth elements, “M” is one or more selected from the group Nb, Hf, Zr, Ta, Mo, W, and V, 0.030?a?0.14, 0.005?b?0.20, 0?c?0.040, ??0, ??0, and 0??+??0.50 are satisfied, when magnetic alloy is 100 wt %, P is 0.001 to 0.050 wt %, S is 0.001 to 0.050 wt %, and Ti is 0.001 to 0.080 wt %, and when a value obtained by dividing P by S is P/S, then P/S satisfies 0.10?P/S?10.
Type:
Application
Filed:
January 26, 2018
Publication date:
August 2, 2018
Applicant:
TDK CORPORATION
Inventors:
Akihiro HARADA, Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Seigo TOKORO
Publication number: 20180218812
Abstract: A soft magnetic alloy including a compositional formula of ((Fe(1?(?+?))X1?X2?)(1?(a+b+c+e))MaBbPcCue)1?fCf, wherein X1 is one or more selected from the group consisting Co and Ni, X2 is one or more selected from the group consisting of Al, Mn, Ag, Zn, Sn, As, Sb, Bi, N, O, and rare earth elements, “M” is one or more selected from the group consisting of Nb, Hf, Zr, Ta, Ti, Mo, W, and V, 0.030<a?0.14, 0.028?b?0.20, 0?c?0.030, 0<e?0.030, 0<f?0.040, ??0, ??0, and 0??+??0.50 are satisfied.
Type:
Application
Filed:
January 26, 2018
Publication date:
August 2, 2018
Applicant:
TDK CORPORATION
Inventors:
Akihiro HARADA, Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Seigo TOKORO, Shota OTSUKA
Publication number: 20180122540
Abstract: A soft magnetic alloy including a composition having a formula of ((Fe(1-(?+?))X1?X2?)(1-(a+b+c+d+e))MaBbPcCrdCue)1-fCf. X1 is one or more elements selected from a group of Co and Ni. X2 is one or more elements selected from a group of W, Al, Mn, Ag, Zn, Sn, As, Sb, Bi, N, O, and rare earth elements. M is one or more elements selected from a group of Nb, Hf, Zr, Ta, Ti, Mo, and V. 0.020?a?0.060, 0.020?b?0.060, 0?c?0.030, 0?d?0.050, 0?e?0.030, 0<f?0.040, ??0, ??0, and 0??+??0.50 are satisfied.
Type:
Application
Filed:
October 26, 2017
Publication date:
May 3, 2018
Applicant:
TDK CORPORATION
Inventors:
Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akihiro HARADA, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Masahito KOEDA, Seigo TOKORO
Publication number: 20180122542
Abstract: A soft magnetic alloy including a composition having a formula of ((Fe(1-(?+?))X1?X2?)(1-(a+b+c+d+e))MaBbPcCrdCue)1-fCf. X1 is one or more elements selected from a group of Co and Ni. X2 is one or more elements selected from a group of W, Al, Mn, Ag, Zn, Sn, As, Sb, Bi, N, O, and rare earth elements. M is one or more elements selected from a group of Nb, Hf, Zr, Ta, Ti, Mo, and V. 0.030?a?0.14, 0.028?b?0.20, 0<c?0.014, 0<d?0.040, 0?e?0.030, 0?f?0.040, ??0, ??0, and 0??+??0.50 are satisfied.
Type:
Application
Filed:
October 26, 2017
Publication date:
May 3, 2018
Applicant:
TDK CORPORATION
Inventors:
Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akihiro HARADA, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Masahito KOEDA, Seigo TOKORO
Publication number: 20180122543
Abstract: A soft magnetic alloy including a composition having a formula of ((Fe(1?(?+?))X1?X2?)(1?(a+b+d+e))MaBbCrdCue)1?fCf. X1 is one or more elements selected from a group of Co and Ni. X2 is one or more elements selected from a group of W, Al, Mn, Ag, Zn, Sn, As, Sb, Bi, N, O, and rare earth elements. M is one or more elements selected from a group of Nb, Hf, Zr, Ta, Ti, Mo, and V. 0.030?a?0.14, 0.028?b?0.15, 0.005?d?0.020, 0<e?0.030, 0?f?0.040, ??0, ??0, and 0??+??0.50 are satisfied.
Type:
Application
Filed:
October 26, 2017
Publication date:
May 3, 2018
Applicant:
TDK CORPORATION
Inventors:
Akihiro HARADA, Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Masahito KOEDA, Seigo TOKORO