Patents by Inventor Vic Stanislawczyk

Vic Stanislawczyk 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).

  • Patent number: 4879364
    Abstract: A soft but tough self-supporting elastomeric film having a glass transition temperature (T.sub.g) in the range from about -20.degree. C. to about -60.degree. C., raw tensile strength of at least 300 psi, along with an elongation of at least 350% and less than 20% hysteresis loss, exhibits "snap", a characteristic of a natural rubber band. The novel film is derived from a crosslinked carboxylate latex containing from 1-20 phr of itaconic acid (IA) and at least 70 phr of one or more copolymerizable monomers one of which is an acrylate having the structure ##STR1## wherein R.sub.1 is hydrogen or methyl;R.sub.2 represents C.sub.1 -C.sub.20 alkyl, C.sub.2 -C.sub.7 alkylthioalkyl, or C.sub.2 -C.sub.7 cyanoalkyl; andat least 40 phr of said acrylate in said film is present as an alkyl acrylate in which alkyl is C.sub.4 -C.sub.8.
    Type: Grant
    Filed: February 13, 1989
    Date of Patent: November 7, 1989
    Assignee: The B.F. Goodrich Company
    Inventor: Vic Stanislawczyk