EP 0617662 A4 19941123 - PLASTIC RELEASE FILM WITH TEXTURED OR NON-PLANAR SURFACE.
Title (en)
PLASTIC RELEASE FILM WITH TEXTURED OR NON-PLANAR SURFACE.
Title (de)
PLASTIK-TRENNFILM MIT STRUKTURIERTER ODER UNEBENER OBERFLÄCHE.
Title (fr)
PELLICULE DE LIBERATION EN PLASTIQUE AVEC SURFACE TEXTUREE OU NON PLANE.
Publication
Application
Priority
- US 9210959 W 19921217
- US 80848691 A 19911217
- US 81112591 A 19911220
Abstract (en)
[origin: WO9311933A1] A release film comprising an oriented polymeric substrate layer having a surface layer of an ethylene-propylene block copolymer on one side thereof and a release coating on the other side thereof. Where the release material comprises a silicone-acrylate release material it may include a quaternary ammonium salt therein.
IPC 1-7
IPC 8 full level
B32B 27/00 (2006.01); B32B 27/28 (2006.01); B32B 27/32 (2006.01); C08J 7/04 (2006.01); C09J 7/02 (2006.01)
CPC (source: EP KR US)
B32B 7/06 (2013.01 - US); B32B 13/12 (2013.01 - KR); B32B 27/08 (2013.01 - US); B32B 27/32 (2013.01 - EP US); C08J 7/0427 (2020.01 - EP); C09J 7/401 (2017.12 - EP); C09J 7/403 (2017.12 - EP); B32B 2307/21 (2013.01 - US); B32B 2519/00 (2013.01 - US); C08J 2453/00 (2013.01 - EP); C09J 2423/006 (2013.01 - EP); C09J 2433/005 (2013.01 - EP); C09J 2453/006 (2013.01 - EP); C09J 2483/005 (2013.01 - EP)
Citation (search report)
- [Y] EP 0044544 A1 19820127 - TORAY INDUSTRIES [JP]
- See references of WO 9311933A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
WO 9311933 A1 19930624; AU 3327093 A 19930719; CA 2125885 A1 19930624; EP 0617662 A1 19941005; EP 0617662 A4 19941123; JP H07502222 A 19950309; KR 940703749 A 19941212
DOCDB simple family (application)
US 9210959 W 19921217; AU 3327093 A 19921217; CA 2125885 A 19921217; EP 93901203 A 19921217; JP 51118393 A 19921217; KR 19940702049 A 19940615