CONDUCTIVE PASTE, CONDUCTIVE FILM, LAMINATE AND ELECTRONIC DEVICE

• Main Authors: MATSUDA YUKIE, MIZUNO YUKI, NAKAZATO MUTSUMI, OBA KAZUTOSHI
• Format: Patent
• Language: English; Japanese
• Published: 24.06.2021
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; CONDUCTORS; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; INSULATORS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS; PRINTED CIRCUITS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

To provide a conductive paste that has excellent elasticity, effectively prevents cracking when elongated, and maintains conductivity even after being placed under a high-temperature and high-humidity environment, and provide a conductive film, a laminate and an electronic device.SOLUTION: A conductive paste contains an elastomer (A) having a thiol group, and silver particles or silver-coated particles (B). A thiol group concentration in the solid content of the elastomer (A) is 0.001-0.250 mmol/g.SELECTED DRAWING: None 【課題】伸縮性に優れ、伸長時にクラックの発生を効果的に抑制でき、高温高湿環境下を経ても導電性を維持する導電ペースト、導電膜、積層体及び電子デバイスの提供。【解決手段】上記課題は、チオール基を有するエラストマー（Ａ）と、銀粒子又は銀被覆粒子（Ｂ）とを含有する導電ペーストであって、前記エラストマー（Ａ）の固形分中のチオール基濃度が、０．００１〜０．２５０ｍｍｏｌ／ｇであることを特徴とする導電ペーストにより解決することができる。【選択図】なし