Waldo Semon

Waldo Semon
Born
Waldo Lonsbury Semon

September 10, 1898 (1898-09-10)
DiedMay 26, 1999 (1999-05-27) (aged 100)
EducationUniversity of Washington (B.S., Ph.D.)
Known forPVC
AwardsCharles Goodyear Medal (1944)
Elliott Cresson Medal (1964)
Scientific career
FieldsChemistry

Waldo Lonsbury Semon (September 10, 1898 May 26, 1999) was an American inventor born in Demopolis, Alabama. He is credited with inventing methods for making polyvinyl chloride useful.