coumarone-indene resin
noun
variants:
or less commonly coumarone resin
Definition of coumarone-indene resin
: any of a group of thermoplastic resins obtained by polymerization of mixtures of coumarone and indene (as those obtained from solvent naphtha) and used chiefly in coatings, paints, printing ink, and asphalt tile
— called also paracoumarone-indene resin