Poly-paraphenylene terephthalamide--branded Kevlar--was invented by Stephanie Kwolek while working for DuPont, in anticipation of a gasoline shortage, in 1964 her group began searching for a new lightweight strong fiber to use for light but strong tires.
Poly-paraphenylene terephthalamide--branded Kevlar--was invented by Stephanie Kwolek while. Poly-paraphenylene terephthalamide--branded Kevlar--were working for DuPont in 1964 her group began searching for a new lightweight strong fiber to use for light but strong tires. This was in anticipation of a gasoline shortage.