RELEASE FILM FOR PRODUCING GREEN SHEET
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United States of America Patent
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Issued Date -
Mar 5, 2015
app pub date -
Mar 14, 2013
filing date -
Mar 30, 2012
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A release film for producing a green sheet of the present invention includes a base material having a first surface and a second surface and a release agent layer formed at a side of the first surface of the base material. A maximum projection height Rp2 of the second surface of the base material is in the range of 60 to 500 nm. An area occupation ratio of projections having a height of 60 nm or higher in the second surface is 10% or less. According to the present invention, it is possible to prevent pinholes and variation in partially thickness from occurring to the green sheet.
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Cited Art Landscape
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