Patents by Inventor Aaron C. L. Su

Aaron C. L. Su has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • .omega.-perfluoroalkyl-.alpha.-olefin polymers
    Patent number: 4617363
    Abstract: The polymers of this invention contain recurring units of the structure ##STR1## wherein x is a cardinal number of from 2 to 8, and R.sub.f is perfluoroalkyl of 2-10 carbon atoms.
    Type: Grant
    Filed: February 28, 1985
    Date of Patent: October 14, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Aaron C. L. Su
  • Blends of a propylene/.alpha.-olefin copolymer with isotactic prolypropylene
    Patent number: 4461872
    Abstract: Blends of an isotactic propylene polymer with a copolymer of propylene with a C.sub.6 -C.sub.12 .alpha.-olefin, wherein the mole proportion of the .alpha.-olefin in the copolymer is 10-55%; the crystallinity number of the copolymer is 10 to 37; and the sum of the mole proportion of .alpha.-olefin in the copolymer and the copolymer's crystallinity number is 20-65 are useful in a variety of applications requiring a broad range of properties from soft elastomers to rigid plastics, including spunbonded fiber materials, film, and adhesives.
    Type: Grant
    Filed: February 22, 1983
    Date of Patent: July 24, 1984
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Aaron C. L. Su