of Welwyn Garden City, and Teesside Works, Wilton Works, Middlesbrough.
1932/3 John Crawford of the Explosives Division, developed the first commercial synthesis of poly-methyl methacrylate, Perspex, building on work that he and Rowland Hill of Dyestuffs had done.
1934 ICI's General Chemicals Division at Billingham was assigned the development and production of the new product.
1937 Formation of the ICI Plastics Division which took over development of polyethylene as a moulding compound.
1939 See Aircraft Industry Suppliers
1947 British Industries Advert. Invitation to visit its Exhibits. (Chemicals, etc. Section - Olympia and Earls Court) 
- ICI of Nobel House. Manufacturers of Heavy Chemicals, Acids, Alkalis, Dyestuffs, Auxiliary Products, Rubber Chemicals, Plastics, Paints, Metals, Explosives, Limes, Fertilizers, Pharmaceuticals including "Paludrine" Antimalarial drug, Insecticides including "Gamexane", "Methoxone" Selective Weed Killer, "Polythene" new Plastic. (Olympia, Ground Floor, Stand No. A.1023)
- ICI Industries Limited, Plastics Division of Black Fan Road, Welwyn Garden City, Herts. Telephone: Welwyn Garden 3400. Cables: "Iciplast, Welwyn". Manufacturers of a wide range of Plastic Materials including Thermosetting Moulding Powders and Resins, "Perspex", "Corvic" (polyvinyl chloride), "Welvic" (extrusion compositions), "Alkathene" (polythene) and Nylon Monofilaments. (Earls Court, 1st Floor, Stand No. 813) 
1963 Motor Show exhibitor. ICI (Hyde) showed various plastic products. 
1979 Introduced PEEK, a high performance thermoplastic.
1981 ICI was restructuring its heavy chemicals operations and decided to merge Mond Division plant at Bain Works, Teeside, into its Petrochemical and Plastics Division activities.
1986 Plastics became part of the new Chemicals and Polymers group
Sources of Information
- AA.  Image courtesy of Aviation Ancestry