Polyaddition
= Polyaddition
<Polyaddition> is <step-growth polymerization> by joining reactions without elimination of small <molecules>. Compatible <functional groups> on different chain lengths remain eligible to join; the word addition alone does not imply <chain-growth polymerization>.<IUPAC Compendium of Chemical Terminology, fifth edition (Gold Book) by International Union of Pure and Applied Chemistry>[polyaddition, P04720, definition and notes 1–2]{ref}