Abstract The mechanism of formation of divinyl aromatic monomers including p, p′- divinyldiphenylmethane and 1, 2-p, p′-divinyldiphenylethane and of their dimerization via terminal vinyl groups was studied. The factors affecting the structure, composition, and properties of thermosetting resins of a new class, Rolivsans, containing methacrylates of secondary aromatic alcohols (diols) and divinyl aromatic compounds with methylene ...