Patent ID: 9695332
Date: 2017-07-04
CPC Classifications: B05D,C08F,C09D,G03F,Y10T

Claim:
1. A release film for producing a green sheet, the release film comprising: a base material having a first surface and a second surface; and a release agent layer provided at a side of the first surface of the base material, wherein the release agent layer is formed by irradiating an ultraviolet ray to a coated layer and curing the coated layer, and the coated layer is formed by coating a release-agent-layer-forming material on the side of the first surface of the base material, wherein the release-agent-layer-forming material includes an ultraviolet curable compound (A) having three or more reactive functional groups selected from a (meth)acryloyl group, an alkenyl group and a maleimide group in one molecule thereof, a polyorganosiloxane (B) and an α-aminoalkylphenone-based photopolymerization initiator (C), wherein an average thickness of the release agent layer is in a range of 0.3 to 2 μm, wherein an arithmetic average roughness Ra wherein an arithmetic average roughness Ra