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1.发明申请公开(公告)号：US20200152393A1
公开(公告)日：2020-05-14
申请号：US16741105
申请日：2020-01-13
Applicant: KEMET Electronics Corporation
Inventor： Yaru Shi , Antony P. Chacko , Ajaykumar Bunha , Qingping Chen , Elisabeth Crittendon Key
Abstract: Provided is an improved capacitor formed by a process comprising: providing an anode comprising a dielectric thereon wherein the anode comprises a sintered powder wherein the powder has a powder charge of at least 45,000 μFV/g; and forming a first conductive polymer layer encasing at least a portion of the dielectric by applying a first slurry wherein the first slurry comprises a polyanion and a conductive polymer and wherein the polyanion and conductive polymer are in a weight ratio of greater than 3 wherein the conductive polymer and polyanion forms conductive particles with an average particle size of no more than 20 nm.
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公开(公告)号：US11676770B2
公开(公告)日：2023-06-13
申请号：US17357441
申请日：2021-06-24
Applicant: KEMET Electronics Corporation
Inventor： Yaru Shi , Antony P. Chacko , Ajaykumar Bunha , Qingping Chen , Elisabeth Crittendon Key
CPC classification number: H01G9/15 , H01G9/0036 , H01G9/028 , H01G9/0425 , H01G9/0525 , H01G9/08 , H01G11/48 , H01G9/012
Abstract: Provided is an improved capacitor formed by a process comprising: providing an anode comprising a dielectric thereon wherein the anode comprises a sintered powder wherein the powder has a powder charge of at least 45,000 μFV/g; and forming a first conductive polymer layer encasing at least a portion of the dielectric by applying a first slurry wherein the first slurry comprises a polyanion and a conductive polymer and wherein the polyanion and conductive polymer are in a weight ratio of greater than 3 wherein the conductive polymer and polyanion forms conductive particles with an average particle size of no more than 20 nm.
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公开(公告)号：US20220148816A1
公开(公告)日：2022-05-12
申请号：US17357441
申请日：2021-06-24
Applicant: KEMET Electronics Corporation
Inventor： Yaru Shi , Antony P. Chacko , Ajaykumar Bunha , Qingping Chen , Elisabeth Crittendon Key
Abstract: Provided is an improved capacitor formed by a process comprising: providing an anode comprising a dielectric thereon wherein the anode comprises a sintered powder wherein the powder has a powder charge of at least 45,000 μFV/g; and forming a first conductive polymer layer encasing at least a portion of the dielectric by applying a first slurry wherein the first slurry comprises a polyanion and a conductive polymer and wherein the polyanion and conductive polymer are in a weight ratio of greater than 3 wherein the conductive polymer and polyanion forms conductive particles with an average particle size of no more than 20 nm.
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公开(公告)号：US11081290B2
公开(公告)日：2021-08-03
申请号：US16741105
申请日：2020-01-13
Applicant: KEMET Electronics Corporation
Inventor： Yaru Shi , Antony P. Chacko , Ajaykumar Bunha , Qingping Chen , Elisabeth Crittendon Key
Abstract: Provided is an improved capacitor formed by a process comprising: providing an anode comprising a dielectric thereon wherein the anode comprises a sintered powder wherein the powder has a powder charge of at least 45,000 μFV/g; and forming a first conductive polymer layer encasing at least a portion of the dielectric by applying a first slurry wherein the first slurry comprises a polyanion and a conductive polymer and wherein the polyanion and conductive polymer are in a weight ratio of greater than 3 wherein the conductive polymer and polyanion forms conductive particles with an average particle size of no more than 20 nm.
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