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  • Description: Dyestuff
(4 results)



Display: 20

    • A view of the pad steam process

    • Manufacture of Dyes and Dyeing Methods
    • A pad steam process developed by the DuPont Company's Dyestuffs Division, provides an economical method for continuous application of vat dyes to relatively small quantities of fine fabrics. A working model of the apparatus is here being...
    • View of paper sheet mold

    • Manufacture of Dyes and Dyeing Methods
    • At left a paper sheet mold used for making paper, showing a sheet of dyed paper about to be taken from the mold. At right a hydraulic press used to press water out of the paper. Equipment at the Technical Laboratory, Dyestuff Division.
    • DuPont Magazine [November 1920]

    • Periodicals; Chemical industry; Automobile industry; Explosives; Dynamite; Textile industry; Firearms industry;
    • Table of Contents: Cycle of business; Sixth national chemical exposition; Finishing school at Newburgh; Dyestuff intermediates; A successful toy industry; Service in handling the paint inquiry; Setting the store stage; Add years of use to trucks...

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