公开(公告)号：US20190337919A1

公开(公告)日：2019-11-07

申请号：US16474400

申请日：2017-09-29

Applicant: SHOWA DENKO K.K.

Inventor： Takeshi KAWAMOTO ,  Yuka NIIMI

IPC: C07D333/72 ,  C08G61/12

Abstract: The present invention relates to a fused heteropolycyclic compound represented by formulae (1) and (2), a method for producing the same, and a method for producing a conductive polymer represented by formulae (3) and (4) in which at least one compound represented by formula (2) is used (the symbols in the formulae are as described in the description). The method of the present invention is a method for producing a sulfo-group-containing polyisothianaphthene capable of reducing the use amount of an oxidant or capable of being polymerized without the use of any oxidant.

公开(公告)号：US20200090874A1

公开(公告)日：2020-03-19

申请号：US16472980

申请日：2017-09-29

Applicant: SHOWA DENKO K.K.

Inventor： Takeshi KAWAMOTO ,  Yuka NIIMI ,  Toshiya KAWASAKI ,  Yoshinori SHIBUYA ,  Takeshi KOHAMA

IPC: H01G9/00 ,  C08G61/12 ,  H01G9/15 ,  H01G9/028 ,  H01G9/048

Abstract: A method of producing a solid electrolytic capacitor, including a step of forming a dielectric film on the surface of a valve-acting metal having fine pores and a step of forming a solid electrolyte layer containing a conductive polymer on the dielectric film; wherein the solid electrolyte layer containing the conductive polymer is formed without using an oxidizing agent by: (i) a method of polymerizing at least one of the compounds (A1) represented by formula (1) disclosed herein in the presence of a compound (B) having a sulfo group; (ii) a method of copolymerizing at least one compound (A2) represented by formula (2) disclosed herein; and (iii) a method of polymerizing at least one of the compounds (A1) and (A2).