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Patent Searching and Data


Title:
RELEASE FILM FOR PRODUCING CERAMIC GREEN SHEET
Document Type and Number:
WIPO Patent Application WO/2017/199774
Kind Code:
A1
Abstract:
[Problem] To provide an excellent release film for producing a ceramic green sheet, the release film being capable of attaining both satisfactorily suitability for winding and prevention of pinholes, local thickness unevenness, etc., even when forming a ceramic green sheet having a reduced thickness. [Solution] A release film for producing a ceramic green sheet, the release film comprising a substrate that is a polyester film containing substantially no particles, a release coating layer formed on one surface of the substrate, and an easy-to-slip coating layer formed on the other surface and containing particles, wherein the easy-to-slip coating layer has an average surface region roughness (Sa) of 1-25 nm, a maximum projection height (P) of 60-500 nm, and an average roughness-curve-element length (RSm) of 10 µm or less.

Inventors:
SHIBATA Yusuke (1-1, Katata 2-chome, Otsu-sh, Shiga 92, 〒5200292, JP)
YOSHINO Kenji (10-24, Toyo-cho, Tsuruga-sh, Fukui 50, 〒9148550, JP)
HORIKAWA Ryo (1-1, Katata 2-chome, Otsu-sh, Shiga 92, 〒5200292, JP)
Application Number:
JP2017/017354
Publication Date:
November 23, 2017
Filing Date:
May 08, 2017
Export Citation:
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Assignee:
TOYOBO CO., LTD. (2-8 Dojima Hama 2-chome, Kita-ku Osaka-sh, Osaka 30, 〒5308230, JP)
International Classes:
B28B1/30; B32B27/00; B32B27/36; C09D201/00
Domestic Patent References:
WO2013161422A12013-10-31
Foreign References:
JP2016060158A2016-04-25
JP2012224011A2012-11-15
JP2014237238A2014-12-18
JP2016210041A2016-12-15
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