Catalysts for use in the manufacture of synthetics, rubbers and polymers; Curing agent for synthetic resin; Unprocessed polymer resins used in the manufacture of resin or fiber composites; Unprocessed composite carbon epoxy resins; Unprocessed polyvinyl acetate resins; Silica gel; Polymer resins, unprocessed; Adhesives for floor, ceiling and wall tiles; Unprocessed artificial resins for industrial purposes; Acrylic resins, unprocessed; Synthetic resins, unprocessed; Plastics in unprocessed fo...