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  • Description: pieces
(37 results)



Display: 20

    • Decorative Lucite pieces

    • Use of Lucite
    • These smartly designed decorative pieces feature gold filled internal carved sections of DuPont Lucite acrylic resin. Included in the design are lamps, picture and mirror frames, cigarette cases, bookends and several other pieces. Made of rich...
    • Removing test pieces

    • The production of 'Zytel' Nylon Resin
    • Test pieces being removed from an injection molding machine in the Polychemicals Sales Service laboratory. These machines are used in molding sample parts made from Zytel nylon resins, Alathon polyethylene resins and Lucite acrylic resins The...
    • A glass blower at work

    • Research Tools and Apparatus
    • The glass blower is indispensable to the modern research lab. At the Experimental Station located near Wilmington, Delaware a glass blower's shop is maintained where special apparatus necessary for research is fashioned. Some of the pieces...
    • Uses of Butacite

    • Manufacturing and Testing 'Butacite'
    • A step in the manufacture of Butacite polyvinyl butyral resin, which is used as the inner layer of laminated safety glass for automobiles. Here Butacite is being cut to widths ordered by the customer to fit his requirements for windshields and...
    • A Zeiss Pulfrich photometer

    • Testing of Dyes
    • A Zeiss Pulfrich photometer with a sphere reflectometer attachment, is used for measuring reflection from any surface at various wave lengths of light. The machine is used in the laboratory to test detergency by measuring the brightness of scoured...
    • Uses of Butacite

    • Manufacturing and Testing 'Butacite'
    • Butacite' polyvinyl butyral resin is used as inner layer of safety glass. Sheeting manufactured from this resin is of excellent clarity and color and is particularly resistant to the deteriorating influences of prolonged exposure to heat, light and...
    • Uses of Butacite

    • Manufacturing and Testing 'Butacite'
    • This is another view of the manufacture of continuous sheeting of Butacite polyvinyl acetal resin, which is used as interlayer in modern laminated safety glass. As it passes onto a wind up roll, as shown in this picture, its unusual flexibility is...
    • Testing nylon on humans

    • Testing of Nylon
    • Chemical compositions or chemically-made fibers that come in contact with the skin create specialized and challenging problems for the toxicologist. As an example, before nylon was put on the market, it was carefully tested by DuPont's toxicologist...
    • Bomber noses

    •  
    • Polishing and buffing are the final steps in the production of the bomber noses. Here workmen go over them with cloths and power buffers while in the background, a number of finished pieces can be seen awaiting shipment. These pictures were taken...
    • Testing dyes

    • Testing of Dyes
    • A Launderometer, a machine which tests the fastness of dyes in chemicals used in commercial laundries. Pieces of the dyed fabric are place din the jars with the chemicals and some stainless steel balls. The whole battery of jars is then revolved...
    • Automatic multiform press

    • The creation of 'Teflon' at the Richmond, Virginia Plant
    • 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 are being manufactured for use...
    • Furniture Designs

    • Metal Furniture Exhibit-Paris
    • Mirror glass and black lacquered wood are two mediums now being widely used by modern French furniture designers. Pieces offered by Colette Gueden, Paris, show great simplicity in design, the mirror glass being used as a decorative element in the...
    • The miro balance

    • Research Tools and Apparatus
    • The micro balance, shown here in the Chemical Department's Analytical Laboratory at DuPont's Experimental Station is one of the essential tools of modern chemistry, which demands a high degree of measuring accuracy. The human hair eight inches...
    • Furniture Designs

    • Metal Furniture Exhibit-Paris
    • Lucie Renaudot of Paris makes interesting use of glass and metal in boudoir furniture for the modern home. Note the mirror glass as a table top and sides for the dressing table. Glass tubing is also used as supports for these two pieces, with...

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