Technical Articles From TECHSiL Ltd

Addressing Silicone Contamination Issues

Apr 16, 2024 | Edward M. Petrie

Since adhesives and sealants must function by surface attachment, the nature and condition of the substrate
surface are critical to the success of any bonding or sealing operation. One of the most important parameters
is surface cleanliness or the absence of contaminants that can impair adhesion. There are many sources of
possible contamination to worry about. Some of these are indicated in Table 1, but the list is by no means allinclusive.