Adhesive bands, other than stationery and not for medical or household purposes; Cellular rubber; Insulating tiles; Acoustical tiles; Mulch mats made of recycled rubber for preventing weed growth; Flexible tubes of plastic; Rubber bottle stoppers; Insulating and protective interlayer dielectric materials and coatings for use in integrated circuits, semiconductor devices, computer disk drives and other computer hardware; Semi-processed plastics; Ornaments made of rubber