US 12,247,149 B2
Electrically conductive paste for electrolytic capacitor, and electrolytic capacitor
Takashi Ohbayashi, Osaka Fu (JP); Yoshihisa Nagasaki, Osaka Fu (JP); and Yuji Miyachi, Saga Ken (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Appl. No. 17/800,848
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
PCT Filed Feb. 10, 2021, PCT No. PCT/JP2021/004992
§ 371(c)(1), (2) Date Aug. 18, 2022,
PCT Pub. No. WO2021/166765, PCT Pub. Date Aug. 26, 2021.
Claims priority of application No. 2020-027575 (JP), filed on Feb. 20, 2020.
Prior Publication US 2023/0105450 A1, Apr. 6, 2023
Int. Cl. C09J 9/02 (2006.01); C08G 59/24 (2006.01); C08G 59/50 (2006.01); C08K 7/08 (2006.01); C09J 163/00 (2006.01); H01G 9/10 (2006.01); H01G 9/15 (2006.01); H01G 9/052 (2006.01)
CPC C09J 9/02 (2013.01) [C08G 59/245 (2013.01); C08G 59/5073 (2013.01); C08K 7/08 (2013.01); C09J 163/00 (2013.01); H01G 9/10 (2013.01); C08K 2201/001 (2013.01); C08K 2201/003 (2013.01); C08K 2201/004 (2013.01); C08K 2201/014 (2013.01); C08K 2201/016 (2013.01); H01G 9/052 (2013.01); H01G 9/15 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A conductive paste for an electrolytic capacitor used for connecting a cathode part and a cathode lead terminal of the electrolytic capacitor, the conductive paste comprising:
no solvent or a solvent of 0.1 mass % or less;
a thermosetting resin; and
conductive particles, wherein
a content of the conductive particles in the conductive paste is 50 mass % or more and 70 mass % or less, and
the conductive particles include flaky metal particles and acicular conductive particles.