of unplasticised polyvinylchloride – pvc-u polymer on the background from connected macromolecules

atom atomic atoms background badge biology chemical chemist chemistry chloride collection component compound concept connected copolymer education element flooring form formula graphic green icon illustration information laboratory macromolecular macromolecules medicine model modified molecular molecule most object organic packet plastic plasticisers plasticizer polymer polyvinylchloride produced pvc pvcp pvcu research resin science sign structure symbol synthetic technology unplasticised used vector vinyl web widely