OR

source:tse3.mm
26 Jun, 1910
12 May, 1994
Natural causes
American
Researcher
83
Roy J. Plunkett was an American chemist whose most important work led to the discovery of Teflon, a revolutionary material with numerous uses. Born in La, California, on June 26, 1910, Plunkett showed an early interest in science and technology. He attended Oregon State College, now known as Oregon State University, where he completed a degree in chemistry. He continued his studies at the University of New Hampshire, earning a master’s degree in 1934.
After completing his education, Plunkett started his professional career with Kinetic Chemicals, a division of the larger DuPont company. His work focused on research projects related to the development of new polymers and materials. In 1938, while studying refrigerants like tetrafluoroethylene (TFE), Plunkett accidentally made his most significant discovery. During an experiment, a sample of TFE, stored in a sealed container, had polymerized into a solid white powder. This material had exceptional heat resistance and electrical conductivity, properties that differentiated it from traditional plastics.
Realizing the potential of this new material, Plunkett and his team conducted further research and identified it as polytetrafluoroethylene (PTFE), which would later be branded as Teflon. Its non-stick properties, corrosion resistance, and ability to withstand high temperatures made it ideal for a wide range of industrial and consumer applications.
DuPont quickly recognized PTFE’s industrial potential, and in 1945, Teflon was introduced to the public as a coating for non-stick cookware. Its applications soon expanded beyond the kitchen, finding use in electrical insulation, gaskets, seals, and bearings. Teflon became one of the most versatile and durable materials, revolutionizing industries such as aerospace, electronics, and more.
Throughout his career, Roy J. Plunkett was celebrated for his discovery of Teflon. His work laid the foundation for numerous advancements in materials science and technology. Teflon remains a testament to Plunkett’s ingenuity, impacting both industrial practices and everyday products. He was honoured with several awards, including his election to the National Inventors Hall of Fame.
Roy J. Plunkett continued working in chemistry and materials science until his retirement. He passed away on May 12, 1994, in West Chester, Pennsylvania, leaving behind a legacy of scientific discovery and innovation.
Roy J. Plunkett’s development of Teflon demonstrates the power of innovation and the far-reaching effects of scientific discovery. His focused research and groundbreaking work serve as a reminder of how transformative new materials can be for both technology and industry.
Roy J. Plunkett
Roy J. Plunkett
Male
Natural causes
New Carlisle, Ohio, USA
Corpus Christi, Texas, USA
Logistician: Practical and fact-minded individuals, whose reliability cannot be doubted. Roy Plunkett exhibited a methodical approach to research, valuing precision, practicality, and a strong sense of responsibility in his scientific endeavors.
Plunkett never profited personally from his discovery.
Teflon is used in a wide range of products, from non-stick cookware to space exploration gear.
Teflon's discovery was purely accidental when a gas cylinder’s contents polymerized unexpectedly.
PTFE was discovered while Plunkett was attempting to create a new refrigerant.
Received the Perkins Medal in 1985 for his contributions to chemistry.
Discovered PTFE (Teflon) in 1938.
Inducted into the Plastics Hall of Fame in 1973.