TIMELINE OF MATERIALS AND TECHNOLOGICAL DISCOVERIES-16

TIMELINE OF MATERIALS AND TECHNOLOGICAL DISCOVERIES-16

1926 Waldo Semon at B.F. Goodrich invents plasticized PVC known as vinyl
1929 Polysulfide (Thiokol) rubber is synthesized
1929 Carothers (du Pont) synthesizes the first aliphatic polyesters, establishes the principles of step-growth polymerization, and develops nylon 6,6
1931 Julius Nieuwland develops the synthetic rubber called neoprene
1931 Poly(methylmethacrylate) (PMMA) is synthesized
1932 Hans von Ohain and Sir Frank Whittle file patents for the jet engine
1932 Cathode ray tubes (CRTs) are invented by Allen B. Du Mont
1933 Ernest Ruska discovers the electronmicroscope; magnification of 12,000 _
1933 Fawcett and Gibson develop polyethylene (LDPE)
1936 The first programmable computer, the Z1, is developed by Konrad Zuse
· · · January 25 at 10:31pm

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