Collection guide for historical files on Neoprene. The records consist of a mix of historical and contemporary documents assembled to celebrate the 50th anniversary of neoprene in 1981, enlarged to cover the 70th anniversary in 2001, and kept up...
Dr. Wallace H. Carothers, shown here with neoprene, first commercially successful synthetic rubber, came to the DuPont Company the year after it launched its program of fundamental research in 1927. Dr. Carothers, who directed the work in organic...
Typed caption: "Neoprene is produced around the clock in this DuPont plant located near Montague, Michigan. When it was first produced commercially in 1932, the new synthetic sold for $1.05 a pound. Now, thanks to increased consumption and improved...
Neoprene, a product of DuPont's research program is shipped to customers in the form of chips from this plant near Montague, Michigan. Further processing includes milling with additives to get desired compound and vulcanizing into final form.
This is dry neoprene, the form in which part of the product made at DuPont's Louisville works I shipped, Neoprene first sold for $1 a pound; now, as a result of continual research and process improvements, price is down to 39 cents.
Warm filtered water de-ices the neoprene as it goes through water troughs at the DuPont Company's Louisville Works. The company produces neoprene only as a raw material. It I sold to rubber products manufacturers who compound it with other...
Neoprene sheet becomes a rope prior to cutting and packing. Here, a DuPont foreman checks texture of the material at the 50 million pound neoprene plant near Montague, Michigan. The only general purpose synthetic rubber in commercial manufacture in...
An operator draws a sample of neoprene latex from a 400 gallon polymerization kettle. Sample is used for production control tests. A part of the plant's production is shipped from DuPont's Louisville Works in this form; the reminder is processed...
Neoprene latex looks like this at 2500 magnification. This photograph was made with the aid of an electron microscope, one of the research chemists' most valuable tools to discovery.
