Detection of Moisture in Adhesive Bonds

Geometric mean of the low frequency impedance as a function of exposure time for a PAA-treated button pull specimen.

Figure 18

In-Situ Sensor to Detect Moisture Intrusion and Degradation of Coatings, Composites, and Adhesive Bonds, G.D. Davis, C.M. Dacres, and L.A. Krebs, DACCO SCI Inc.