FIELD: technological processes.
SUBSTANCE: invention is related to the field of labeling of products with limited shelf life. Label-indicator contains base for possible application of inscriptions and/or images on front surface and additional external transparent coating. External coating is made with formation of at least two chambers, one holding the dye and the other - dye carrier. Chambers are separated with bridge that is arranged with the possibility of depressurisation.
EFFECT: makes it possible to visually detect shelf life of labeled product without package opening.
7 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| LABEL-INDICATOR | 2007 |
|
RU2347280C2 |
| INDICATOR LABEL | 2019 |
|
RU2725304C1 |
| LABEL-INDICATOR | 2007 |
|
RU2343559C2 |
| INDICATOR LABEL | 2007 |
|
RU2414756C2 |
| LABELLING METHOD | 2007 |
|
RU2344975C2 |
| EXPIRY DATE INDICATOR (MARKER) | 2021 |
|
RU2786061C1 |
| LABELLING METHOD | 2006 |
|
RU2331557C1 |
| LABEL | 2005 |
|
RU2310492C2 |
| POLYMER-CONTAINING COMPOSITE PROTECTED ARTICLE | 2019 |
|
RU2706655C1 |
| RECYCLABLE SHRINK FILM FOR RECYCLABLE CONTAINER | 2022 |
|
RU2826958C2 |
