TIMELINE OF MATERIALS AND TECHNOLOGICAL DISCOVERIES-18

TIMELINE OF MATERIALS AND TECHNOLOGICAL DISCOVERIES-18

1951 The computer UNIVAC 1 is developed
1951 Polypropylene is developed by Paul Hogan & Robert Banks of Phillips
1952 The first application of antiperspirant deodorant with a roll-on applicator
1953 Karl Ziegler discovers metallic catalysts which greatly improve the strength of polyethylene polymers
1954 Six percent efficiency silicon solar cells made at Bell Labs
1954 Charles Townes and Arthur Schawlow invent the MASER (microwave amplification by stimulated emission or radiation)
1955 Optical fibers are produced
1956 Liquid Paper™ is formulated by Bette Nesmith Graham
1957 Keller first characterizes a single crystal of polyethylene
1958 Bifocal contact lenses are produced
· · · January 29 at 9:53pm

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