The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 31, 2023
Filed:
Oct. 09, 2017
Applicant:
Hitachi Energy Switzerland Ag, Baden, CH;
Inventors:
Lejun Qi, Beijing, CN;
Chau-Hon Ho, Loerrach, DE;
Linnea Petersson, Västerås, SE;
Jiansheng Chen, Beijing, CN;
Assignee:
HITACHI ENERGY SWITZERLAND AG, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01G 4/14 (2006.01); C08J 7/043 (2020.01); H01G 4/20 (2006.01);
U.S. Cl.
CPC ...
H01G 4/14 (2013.01); C08J 7/043 (2020.01); H01G 4/20 (2013.01); C08J 2323/12 (2013.01);
Abstract
A dielectric film is provided. The dielectric film includes a dielectric polymer substrate having two surfaces opposite to each other and a coating layer formed on at least one of the two surfaces of the dielectric polymer substrate by chemical vapor deposition polymerization and/or irradiation polymerization. A power capacitor includes the dielectric film. A process for preparing the dielectric film is provided.