公开(公告)号：US20190241476A1

公开(公告)日：2019-08-08

申请号：US16342515

申请日：2017-10-11

申请人： SHOEI CHEMICAL INC.

发明人： Takeshi Nomura ,  Atsushi Nemoto ,  Yukari Sasaki ,  Kazuhiko Takemoto ,  Naomi Kinoshita ,  Yumi Takahashi

IPC分类号： C04B35/47 ,  C04B35/495 ,  C04B35/468 ,  H01G4/12

CPC分类号： C04B35/47 ,  C04B35/468 ,  C04B35/495 ,  C04B35/499 ,  C04B2235/3206 ,  C04B2235/3225 ,  C04B2235/3239 ,  C04B2235/3244 ,  C04B2235/3251 ,  C04B2235/3262 ,  C04B2235/3293 ,  C04B2235/3418 ,  C04B2235/6562 ,  C04B2235/76 ,  C04B2235/96 ,  H01B3/12 ,  H01G4/12 ,  H01G4/1227 ,  H01G4/30

摘要： According to the present invention, a dielectric ceramic composition, which can be fired in a reducing atmosphere, has a high dielectric constant, has an electrostatic capacity exhibiting little change, when used as a dielectric layer of a ceramic electronic component such as a laminated ceramic capacitor even under a condition of 150 to 200° C., and has small dielectric losses at 25° C. and 200° C., can be provided.

公开(公告)号：US11066332B2

公开(公告)日：2021-07-20

申请号：US16342515

申请日：2017-10-11

申请人： SHOEI CHEMICAL INC.

发明人： Takeshi Nomura ,  Atsushi Nemoto ,  Yukari Sasaki ,  Kazuhiko Takemoto ,  Naomi Kinoshita ,  Yumi Takahashi

IPC分类号： C04B35/468 ,  C04B35/495 ,  H01G4/12 ,  C04B35/47 ,  H01G4/30 ,  H01B3/12 ,  C04B35/499

摘要： According to the present invention, a dielectric ceramic composition, which can be fired in a reducing atmosphere, has a high dielectric constant, has an electrostatic capacity exhibiting little change, when used as a dielectric layer of a ceramic electronic component such as a laminated ceramic capacitor even under a condition of 150 to 200° C., and has small dielectric losses at 25° C. and 200° C., can be provided.