Duct tapes; Electrical ceramic insulators; Insulating materials; Insulating tapes; Non-metal weather strips for buildings; Pipe gaskets; Plastic films for agricultural purposes; Rings of rubber for use as pipe connection seals; Rubber, raw or semi-worked; Shock absorbing rubber buffers for industrial machinery; Shock buffers of rubber for industrial machinery; Substances for insulating buildings against moisture; Waterproof packing for forming seals