RELEASE FILM FOR CERAMIC GREEN SHEET PRODUCTION

Title:

RELEASE FILM FOR CERAMIC GREEN SHEET PRODUCTION

Document Type and Number:

WIPO Patent Application WO/2020/067089

Kind Code:

A1

Abstract:

[Problem] To provide a release film for ceramic green sheet formation, wherein the release film has excellent light peeling properties and damage such as cracks is unlikely to occur in a half-cut test for ultra-thin ceramic green sheets formed therewith. [Solution] A release film for ceramic green sheet production in which a release layer is laminated onto at least one surface of a polyester film either directly or with another layer therebetween, the release layer being formed by curing a coating that includes at least an energy ray-curable compound (I), a polyester resin or polyester urethane resin (II), and a release component (III), and the hydroxyl value of the energy ray-curable compound (I) being no more than 45 mg KOH/g.

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Inventors:

MATSUO YUKA (JP)
TERADA AKINORI (JP)

Application Number:

PCT/JP2019/037456

Publication Date:

April 02, 2020

Filing Date:

September 25, 2019

Export Citation:

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Assignee:

TOYO BOSEKI (JP)

International Classes:

B28B1/30; B32B27/00; B32B27/36

Domestic Patent References:

WO2016098779A1	2016-06-23
WO2014203702A1	2014-12-24

Foreign References:

JP2013060555A

2013-04-04

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