G - Physics – 01 – K
Patent
G - Physics
01
K
G01K 3/04 (2006.01)
Patent
CA 2584329
The invention provides an article (20) comprising a substrate (1) having a micro-structured surface that defines a plurality of channels (4) and a fluid that is separated from the substrate until activation of the article is desired, wherein the article is designed such that it can be activated at a desired point in time to allow contact of the fluid with at least one of the channels of the substrate, said article being adapted for providing a measurable variable electrical characteristic, said variability being in correspondence with the progress of the fluid as it migrates through the channels of the substrate.
La présente invention a trait à un article (20) comportant un substrat (1) comprenant une surface microstruturée définissant une pluralité de canaux (4) et un fluide qui est séparé du substrat jusqu'à l'activation souhaitée de l'article, ledit article étant agencé pour être activé à un point voulu dans le temps pour permettre le contact du fluide avec au moins un des canaux du substrat, ledit article étant adapté pour la fourniture d'une caractéristique électrique variable mesurable, ladite variabilité correspondant à la progression du fluide au fur et à mesure de sa migration dans les canaux du substrat.
Kuepper Anton
Romann Karl-Heinz
Skinner David John
3m Innovative Properties Company
Smart & Biggar
LandOfFree
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