EP 1049579 A1 20001108 - MULTILAYER POLYMERIC FILM HAVING UNSEALED PORTIONS WITH CONTROLLED SHAPE
Title (en)
MULTILAYER POLYMERIC FILM HAVING UNSEALED PORTIONS WITH CONTROLLED SHAPE
Title (de)
MEHRSCHICHTIGER POLYMERFILM MIT UNGESIEGELTEN TEILEN MIT EINER DEFINERTEN FORM
Title (fr)
FILM POLYMERE MULTICOUCHE COMPORTANT DES PARTIES NON SCELLEES DOTEES D'UNE FORME REGULEE
Publication
Application
Priority
- EP 9908875 W 19991118
- GB 9825744 A 19981124
Abstract (en)
[origin: WO0030852A1] Bi- or multilayer polymeric films comprising portions of controlled shape wherein at least two adjacent layers are unsealed, said portions being visually distinct from the background constituted by other portions of the film, where preferably all the layers are sealed to each other and process for preparing the same.
IPC 1-7
IPC 8 full level
B29C 47/00 (2006.01); B32B 7/04 (2006.01); B32B 27/00 (2006.01); B32B 27/32 (2006.01); B32B 37/28 (2006.01); B29C 48/00 (2019.01); B29C 48/10 (2019.01); B29C 48/16 (2019.01); B29C 48/21 (2019.01); B29C 55/00 (2006.01)
CPC (source: EP KR)
B32B 37/00 (2013.01 - KR); B32B 37/28 (2013.01 - EP); B29C 48/00 (2019.01 - EP); B29C 48/0018 (2019.01 - EP); B29C 48/0019 (2019.01 - EP); B29C 48/0022 (2019.01 - EP); B29C 48/10 (2019.01 - EP); B29C 48/16 (2019.01 - EP); B29C 48/21 (2019.01 - EP); B29C 55/00 (2013.01 - EP)
Citation (search report)
See references of WO 0030852A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0030852 A1 20000602; AU 1554300 A 20000613; AU 767184 B2 20031106; CA 2318063 A1 20000602; CN 1288415 A 20010321; EP 1049579 A1 20001108; GB 9825744 D0 19990120; JP 2002530227 A 20020917; KR 20010034342 A 20010425; NO 20003770 D0 20000721; NO 20003770 L 20000921
DOCDB simple family (application)
EP 9908875 W 19991118; AU 1554300 A 19991118; CA 2318063 A 19991118; CN 99802339 A 19991118; EP 99958074 A 19991118; GB 9825744 A 19981124; JP 2000583707 A 19991118; KR 20007008077 A 20000724; NO 20003770 A 20000721