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06-25-2015

Flow Pack

The present invention is related to a flow pack comprising a peelable film, said film comprising a coextruded multilayer structure, said structure comprising: - a rupturable polyester-based inner sealant layer (1); - an adhesive layer (2) in contact with said rupturable layer, comprising a polymer selected from the group consisting of ionomers, maleic anhydride grafted polyolefin, EVA, EBA, EMA and EAA; - a gas-barrier layer (3) in contact with said adhesive layer (2), comprising a gas-barrier polymer selected from the group consisting of polyester, EVOH and polyamide, - an outer sealant layer comprising a polymer selected from the group consisting of amorphous polyester, copolymer of PET, and polyvinyl chloride, characterised in that the average peel strength (10) between the adhesive layer (2) and the inner sealant layer(1) is lower than 15N/15mm, preferably lower than 13N/15mm as measured in a 180° peel geometry.

Document: EP2746048A1
Click here for the full patent text at DEPATISnet [PDF]
Published patent application
Disclosure date: 12-19-2012
Publication date: 06-25-2015
Applicant: AMCOR FLEXIBLES, CH
Inventor: JOUVANCEAU FABIEN, FR ; MALFAIT TONY, BE ; OURIEVA GALINA, BE ; PEREZ MORENO ANA, ES


© European Patent Office. This information was obtained from the espacenet of the European Patent Office. There is no guarantee of its correctness or curency. For additional information, please use the research at espacenet. It is possible to determine the current legal and procedural status of patents and utility patents/models at http://worldwide.espacenet.com/ kfree of charge.

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