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Patent Searching and Data


Title:
BIAXIALLY ORIENTED FILM FOR PRODUCING CERAMIC CAPACITORS
Document Type and Number:
WIPO Patent Application WO2000063013
Kind Code:
A3
Abstract:
The invention relates to the use of a multilayered film as a support film for producing a ceramic capacitor. Said multilayered film consists of a base layer and at least one cover layer (A), this cover layer (A) containing a propylene polymer and at least one incompatible polyolefin. Said incompatible polyolefin is an LDPE, HDPE, MDPE, ethylene-propylene-copolymer, cycloolefin polymer or syndiotactic polymer. The surface of the cover layer (A) is rougher than the surface of the film facing it and the film is provided with a ceramic coating on its smoother surface. This coating is dried and then separated from the support film.

Inventors:
KOCHEM KARL-HEINZ (DE)
MUELLER-NAGEL KERSTIN (DE)
SCHMIDT ROBERT (DE)
Application Number:
PCT/EP2000/002875
Publication Date:
May 10, 2001
Filing Date:
March 31, 2000
Export Citation:
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Assignee:
TRESPAPHAN GMBH (DE)
KOCHEM KARL HEINZ (DE)
MUELLER NAGEL KERSTIN (DE)
SCHMIDT ROBERT (DE)
International Classes:
H01G13/00; B32B7/022; B32B27/32; C08L23/10; H01G4/30; C08L23/08; C08L65/00; (IPC1-7): B32B27/32; B32B33/00; H01G4/30
Foreign References:
US4283453A1981-08-11
EP0545812A11993-06-09
DE19647954A11998-06-04
EP0654345A11995-05-24
EP0281031A21988-09-07
Other References:
DATABASE WPI Section Ch Week 199215, Derwent World Patents Index; Class A17, AN 1992-121135, XP002160107
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