Heterocyclic Ring Compound Is A Four-membered Ring Containing One Oxygen And Three Carbon Atoms -c-c(=o)-o-c- Patents (Class 528/359)
  • Orthopedic cast
    Patent number: 4240415
    Abstract: An orthopedic cast made of a thermoplastic polyester having a melting point between 50.degree. C. and 100.degree. C., particularly poly (epsilon-caprolactone) having a weight average molecular weight of over 5,000 subjected to electron radiation in the range from 0.25 to 15.0 megarads.
    Type: Grant
    Filed: December 18, 1978
    Date of Patent: December 23, 1980
    Assignee: WFR/Aquaplast Corp.
    Inventor: Lloyd H. Wartman