Ability of functional groups present within a polymer or polymer network
to participate in chemical reactions.
The chemical functionality of a network
formed by a sol-gel process
from a precursor such as
is that of the vinyl group.
PAC, 2007, 79, 1801
(Definitions of terms relating to the structure and processing of sols, gels, networks,
and inorganic-organic hybrid materials (IUPAC Recommendations 2007))
on page 1804