Paul Schlack (December 22, 1897 – August 19, 1987) and completed his studies at the Technical University of Stuttgart in 1921. He worked as a research chemist in Copenhagen for a year, then returned to Stuttgart. He received his PhD in 1924. Around this time he developed a keen interest in amide chemistry. He would synthesize Nylon 6 January 29, 1938, widely known by its tradename Perlon.