Biaxially oriented polyester film for capacitor dielectric

Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...

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361311, 361323, 428147, 428220, 428327, 428332, 428480, 428910, B32B 516, B32B 2736, H01G 418, H01G 424

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active

054015588

ABSTRACT:
A biaxially oriented polyethylene-2,6-naphthalate (PEN) film for capacitor dielectric which contains the specific monodisperse cross-linked polymer particles is described. The capacitors using the PEN film have excellent handling qualities and workability as well as excellent electrical properties.

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patent: 4814221 (1989-03-01), Utsumi
patent: 5032458 (1991-07-01), Dallmann et al.
patent: 5069962 (1991-12-01), Okazaki et al.
patent: 5100719 (1992-03-01), Endo et al.
World Patents Index Latest, Section Ch, Week 9111, Derwent Publications Ltd., Class A, AN 91-077310 & JA-A-3 023-923 (Toray and Inc) 31 Jan. 1991 Abstract.

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