Global Patent Index - EP 4334223 A1

EP 4334223 A1 20240313 - USE OF A POLYMER MIXTURE FOR PRODUCTION OF A COVER FILM FOR A BLISTER PACK

Title (en)

USE OF A POLYMER MIXTURE FOR PRODUCTION OF A COVER FILM FOR A BLISTER PACK

Title (de)

VERWENDUNG EINES POLYMERGEMISCHES ZUR HERSTELLUNG EINER DECKELFOLIE FÜR EINE BLISTERPACKUNG

Title (fr)

UTILISATION D'UN MÉLANGE POLYMÈRE POUR LA FABRICATION D'UN FILM DE COUVERTURE POUR UN EMBALLAGE-COQUE

Publication

EP 4334223 A1 20240313 (DE)

Application

EP 22746941 A 20220705

Priority

  • EP 21184301 A 20210707
  • CH 2022050015 W 20220705

Abstract (en)

[origin: WO2023279215A1] The invention relates to the use of a polymer mixture for production of a transparent or translucent push-through cover film for a blister pack, in which the polymer mixture A) comprises a first component K1 which contains a cycloolefinic copolymer (COC) and/or a cycloolefinic polymer (COP), and B) comprises a second component K2, which predominantly contains either a polypropylene (PP) or a polyvinyl chloride (PVC) or a high-density polyethylene (HDPE) or mixtures thereof, the weight ratio between the component K1 and the component K2 being in the range from 1:5 to 1:12.

IPC 8 full level

B65D 75/36 (2006.01); C08F 210/02 (2006.01); C08F 232/04 (2006.01); C08J 5/18 (2006.01); C08L 23/06 (2006.01); C08L 23/08 (2006.01); C08L 23/12 (2006.01); C08L 27/06 (2006.01)

CPC (source: EP)

B32B 27/08 (2013.01); B32B 27/304 (2013.01); B32B 27/32 (2013.01); B65D 75/367 (2013.01); C08J 5/18 (2013.01); C08L 23/06 (2013.01); C08L 23/12 (2013.01); C08L 27/06 (2013.01); B32B 2250/24 (2013.01); B32B 2270/00 (2013.01); B32B 2307/412 (2013.01); B32B 2307/414 (2013.01); B32B 2435/02 (2013.01); C08J 2323/06 (2013.01); C08J 2323/12 (2013.01); C08J 2327/06 (2013.01); C08J 2423/08 (2013.01); C08J 2445/00 (2013.01)

C-Set (source: EP)

  1. C08L 27/06 + C08L 23/0823
  2. C08L 23/06 + C08L 23/0823
  3. C08L 23/12 + C08L 23/0823

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4116219 A1 20230111; EP 4334223 A1 20240313; WO 2023279215 A1 20230112

DOCDB simple family (application)

EP 21184301 A 20210707; CH 2022050015 W 20220705; EP 22746941 A 20220705