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Upper level of nylon 66 salt kettle
- 1937-Mar-26
General view of the upper level of the salt kettle used in the production of nylon 66 during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During the…
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General view of the salt kettle preparation area
- 1937-Mar-26
General view of the salt kettle preparation area used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During the production of nylon, adipic acid and…
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50-pound autoclave and casting equipment
- 1937-Mar-26
Close-up view of a 50-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…
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Improved gas pressure spinner
- 1937-Mar-25
General view of an improved gas pressure spinner used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This spinner unit was the first heated by…
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Glass spinning cell at DuPont Experimental Station
- 1937-Mar-25
General view of a glass spinning cell used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. In this design, the nylon polymer was melted in the glass…
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Detail view of glass spinning cell
- 1937-Mar-25
Detail view of a glass spinning cell used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. In this design, the nylon polymer was melted in the glass…
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Rod spinner arranged for production of bristles
- 1937-Mar-23
General view of a rod spinner arranged for the production of bristles during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a cylindrical…
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50-pound autoclave and casting equipment
- 1937-Feb-12
General view of a 50-pound autoclave and polymer casting equipment used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. During production, a…
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Second continuous spinning machine
- 1937-Feb-03
General view of the second continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine notably included a swing-arm…
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Spinning machine at DuPont Buffalo plant
- 1936
General view of the spinning machine used at DuPont's Buffalo plant during the early stages of nylon production and research. This spinning machine, which was operated by Don Hull and George Lewis, was subsequently…
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First drawing machine at DuPont Buffalo plant
- Circa 1936
General view of the first drawing machine used at DuPont's Buffalo plant during the early stages of nylon production and research. In this technique, which generally was unsuccessful, undrawn yarn was pre-twisted by the…
- Subject Nylon, E.I. du Pont de Nemours & Company, Machinery
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First drawing machine at DuPont Buffalo plant
- Circa 1936
Overhead view of the first drawing machine used at DuPont's Buffalo plant during the early stages of nylon production and research. In this technique, which generally was unsuccessful, undrawn yarn was pre-twisted by…
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Second continuous spinning machine
- 1936-Oct-02
Close-up view of the second continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine notably included a swing-arm…
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Rayon doubler and twister
- 1936-Jul-17
General view of the Whitin Machine Works Rayon doubler and twister used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine predated and…
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First continuous spinning machine
- 1936-Apr-01
General view of the first continuous spinning machine used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. This machine notably included a high-speed…
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Joseph Labovsky at DuPont Experimental Station
- 1935
General view of Joseph X. Labovsky seated at a work bench in the "66" laboratory at the DuPont Experimental Station located in Wilmington, Delaware. Labovsky's colleague, Micky McGuire, is visible on the left-hand side…
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Improved gas pressure spinner and windup
- 1935-Jul-03
General view of an improved gas pressure spinner and windup used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. In this iteration, a spinning machine…
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Early glass cell for polyamide preparation
- 1935-Apr-12
General view of a glass cell used for the preparation of polyamides during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. Predating the autoclave developed…
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First gas pressure spinner and windup
- 1935-Mar-29
General view of the first gas pressure spinner and windup used during the early stages of nylon production and research at the DuPont Experimental Station in Wilmington, Delaware. The spinning machine consists of a…
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Demonstration of cold-drawing technique for polyester
- Circa 1930
Two close-up views of a demonstration of the cold-drawing technique used to produce the 3-16 polyester super-silk fiber, the forerunner of nylon. This technique was discovered by DuPont chemist Julian Hill (1904-1996)…
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Hot relaxing plates on drawing machine
- 1946-Feb-46
Close-up view of two hot relaxing plates on a drawing machine used at the DuPont plant in Seaford, Delaware during the early stages of synthetic fiber production and research. The plate on the left, labelled "Electric,"…