Caption text on photo: "Control board at DuPont's plastics plant near Parkersburg, W. Va. This automatic device allows the operator to keep close control over complicated manufacturing processes and thus make better plastics more efficiently. The...
Caption text on photo: "Crude methyl methacrylate polymer, the base for 'Lucite' plastic manufactured by E.I. du Pont de Nemours & Company, ready to go into the dryers. The picture was taken at the Company's Belle, West Virginia, plant."
Caption text on photo: "Automatic control of polymerization of acrylic resin is possible with these specially designed polymerization kettles at the DuPont Company's new plastics plant at Parkersburg, W. Va. Automatic weighing and timing insure...
Caption text on photo: "Precipitators where the vinyl acetal resin, 'Butacite' polyvinyl acetal resin, is produced before being purified in the process of manufacture at the Arlington, NJ, plant of E.I. du Pont de Nemours & Company."
Caption text on photo: "Out of an inexhaustible source of raw materials – coal, air and water – chemists in recent years have been producing new and vitally important products for modern life. Among these are textiles, dyes, antifreeze...
Caption text on photo: "Vertical spindle wood shapers or routers give excellent results for both contour and step routing 'Lucite' methyl methcrylate resin. On vertical spindle shapers multiple blade cutters may be used. Square routing or shaping...
Caption text on photo: "Standard vertical spindle drill presses of the fixed or radial head type are satisfactory for 'Lucite' methyl methacrylate resin. Portable drills may be used, but even with special jigs they will not produce the most...
Caption text on photo: "Tubing ½ inch, outside diameter, made from 'Teflon' fluorocarbon resin is being extruded from the thin walled tubing extruder at the DuPont Plastics Department's Technical Services Laboratory, located at Chestnut Run near...
Caption text on photo: "This automatic multiform press is used to perform or cold-form small parts such as 'O' rings, seals, and bearings from 'Teflon' molding powder at the new Polychemicals Sales Service Laboratory. In this operation 'O' rings...
"Teflon" A Good Electrical Insulator.
Caption text on photo: "A circular piece of 'Teflon' tetrafluoroethylene resin, a DuPont industrial plastic, placed between tinfoil electrodes, is being measured for its dielectric constant and power factor...
Caption text on photo: "In the modern and completely equipped chemical control laboratory of the DuPont Company's new plant in Parkersburg, West Virginia, production runs are continuously checked to maintain quality standards."
New Plastic Insulator.
Caption text on photo: "A laboratory technician places a piece of 'Teflon' tetrafluoroethylene resin, a DuPont industrial plastic, in an instrument which measures the plastic's dielectric constant and power factor at 3000...
Dielectric Test of Plastic.
Caption text on photo: "A laboratory technician places a disc of 'Teflon' tetrafluoroethylene resin, a DuPont industrial plastic, in a high-voltage testing set to measure its dielectric strength. The transformer oil...
Chemically Inert Plastic.
Caption text on photo: "From a boiling bath of hot sulfuric acid, a laboratory technician lifts two rods of plastic. One has charred and deteriorated. The other – a rod of DuPont's 'Teflon' tetrafluoroethylene resin...
Caption text on photo: "Standard wood and metal turning equipment, including had fed lathes, turret lathes, and automatic screw machines, are suitable for turning 'Lucite' methyl methacrylate resin. A tool used for cutting steel will perform...
