Pouring-coating type coating appts. and coating method and flat member mfg. appts.

A coating device and a coating-type technology are applied in the field of sheet-like member manufacturing equipment and sheet-like member manufacturing equipment, and can solve problems such as difficulty in distinguishing coating film specifications and the like
CN1201869CInactive Publication Date: 2005-05-18MURATA MFG CO LTD

Patent Information

Authority / Receiving Office
CN Ā· China
Patent Type
Patents(China)
Current Assignee / Owner
MURATA MFG CO LTD
Publication Date
2005-05-18
Estimated Expiration
Not applicable Ā· inactive patent

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Abstract

The present invention discloses a casting coating type coating device and coating method, assuming that the reference plane passes through the rotation shaft 31 of the backup roll 3 and is formed along the convex direction of the downstream convex portion 21a constituting the discharge port 24 . At this time, the setting of the spray casting 2 and the backup roll 3 is determined so that when the thickness of the downstream convex portion 21a is marked as L, and the amount of protrusion is the distance between the above-mentioned reference plane 7 and the downstream edge P0 of the downstream convex portion 21a When the interval is marked as X, there is a relationship between the thickness L and the protrusion amount X: 0.25<X / L≦0.5. In such an apparatus and method, even when the mechanical accuracy of the coating gap varies, the resulting variation in film thickness of the coating film can be reduced, and a thinner coating film can be supported.
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Description

technical field

[0001] The present invention relates to a casting coating type coating device and a coating method, which uses a casting having a slit-shaped discharge port to continuously coat a liquid coating agent on a surface to be coated provided by a roller, and also It relates to a manufacturing device for sheet-like components. In particular, the present invention relates to a casting coating type coating apparatus and coating method suitable for forming green sheets of ceramic materials in the manufacture of ceramic capacitors, multilayer substrates, etc., and to a sheet member manufacturing apparatus. Background technique

[0002] Heretofore, among ceramic capacitors, especially multilayer ceramic capacitors, they have been widely used in various electronic devices due to their characteristics such as compact structure, large capacity, and high reliability.

[0003] This multilayer ceramic capacitor is a capacitor in which a thin dielectric ceramic layer is stacke...

Claims

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