In contact with wound exudate, the polysaccharides and other polymers absorb water and swell, forming a gel which is held within the structure of the adhesive matrix.
The polysaccharides absorb water and swell. This is in contact with wound exudate. Other polymers absorb water and swell. This is in contact with wound exudate. The polysaccharides were forming a gel. This was in contact with wound exudate. Other polymers were forming a gel. This was in contact with wound exudate. This gel is held within the structure of the adhesive matrix.