MULTILAYER COLOURIMETRIC INDICATOR
10-03-2022 дата публикации
Номер:
WO2022049194A1
Автор: LINDAHL, Claes
Принадлежит: Intellego Technologies AB (Sweden)
Контакты:
Номер заявки: EP42-07-202169
Дата заявки: 02-09-2021
An apparatus 5 comprises a first layer 20 comprising a colourimetric indicator; and a second layer 30 provided on at least a portion 22 of the first layer 20, at least a portion of the second layer 30 being configured to block and/or absorb a radiation to which the indicator is sensitive or reactive and being configured to be substantially transparent to visible light.[1][2]