Manufacture of plastic sheet, film and articles thereof

This sub-class includes: - semi-manufactures of plastic (e.g., polythene, polypropylene) products: plastic sheets, blocks, film, foil, strip, etc. (whether self-adhesive or not) - manufacture of plastic (e.g., polythene, polypropylene) articles for the packing of goods: plastic bags, sacks - manufacture of cellophane film or sheet