Method for noticing changes in a package, method for...

B - Operations – Transporting – 65 – D

Patent

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B65D 79/02 (2006.01) G01N 33/02 (2006.01)

Patent

CA 2523438

The invention relates to a method non-damaging the package for noticing a change caused by a leakage, the oxygen content and/or deterioration of a product in the package by attaching an indicator to the packaging material using the dripping technique, which indicator indicates by discolouration a change in the conditions of the package. Further, the invention relates to a method for locating the package using the dripping technique by means of an identifier formed by the indicator attached to the package. The invention also relates to a package produced by the method mentioned above, as well as to a system for locating the package.

L'invention concerne un procédé n'endommageant pas l'emballage destiné à détecter un changement causé par une fuite, la teneur en oxygène et/ou la détérioration d'un produit dans l'emballage par fixation d'un indicateur au matériau d'emballage au moyen d'une technique d'application de matière en gouttes, cet indicateur indiquant, par décoloration, un changement des conditions de l'emballage. En outre, l'invention concerne un procédé destiné à localiser l'emballage au moyen de la technique d'application de matière en gouttes et faisant appel à un identificateur formé par l'indicateur fixé à l'emballage. L'invention se rapporte également à un emballage produit au moyen du procédé susmentionné, ainsi qu'à un système destiné à localiser cet emballage.

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