The new gum will be a mix of silicone and polyvinyl acetate, which has a good affinity for water.
From the newscientist.com
The silicone is solid at room temperature, but is softened by the polyvinyl acetate when chewed.
From the newscientist.com
Almost half of acetic acid production is consumed in the production of vinyl acetate, precursor to polyvinyl alcohol, which is a component of many paints.
From the en.wikipedia.org
Bullet-resistant glass constructed of laminated glass layers is built from glass sheets bonded together with polyvinyl butyral, polyurethane or ethylene-vinyl acetate.