Title:
CAPACITOR ELEMENT AND CAPACITOR
Document Type and Number:
WIPO Patent Application WO/2022/174559
Kind Code:
A1
Abstract:
Provided is a capacitor element. The capacitor element is formed by continuously winding a polished film as an outer wrapping film after winding a stacked film as an inner thin film around a mandrel for a set number of times, wherein the stacked film is formed by sequentially stacking a metallized film, N layers of polished films, a metallized film and N layers of polished films, and the metallized film is formed by evaporating a metal layer on one surface of the polished film, which has been subjected to a corona treatment, N being greater than or equal to 1. According to the present invention, the capacitor has the characteristic of withstanding a higher voltage while the thin film used remains the same or is thinner.
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Inventors:
YAO CHENG (CN)
LIU GANG (CN)
HU TAISHAN (CN)
LIU HAO (CN)
CAI HANSHENG (CN)
JIA LEI (CN)
MEI QI (CN)
ZHANG YI (CN)
QU LU (CN)
HU SHANGMAO (CN)
LIAO MINCHUAN (CN)
FENG RUIFA (CN)
QI RUIHAN (CN)
LIU GANG (CN)
HU TAISHAN (CN)
LIU HAO (CN)
CAI HANSHENG (CN)
JIA LEI (CN)
MEI QI (CN)
ZHANG YI (CN)
QU LU (CN)
HU SHANGMAO (CN)
LIAO MINCHUAN (CN)
FENG RUIFA (CN)
QI RUIHAN (CN)
Application Number:
PCT/CN2021/110440
Publication Date:
August 25, 2022
Filing Date:
August 04, 2021
Export Citation:
Assignee:
ELECTRIC POWER RES INSTITUTE CHINA SOUTHERN POWER GRID (CN)
International Classes:
H01G4/33; H01G4/32; H01G13/02
Foreign References:
| CN113035570A | 2021-06-25 | |||
| CN204991477U | 2016-01-20 | |||
| JP2003109837A | 2003-04-11 | |||
| CN210606976U | 2020-05-22 | |||
| CN204407186U | 2015-06-17 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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