Patents by Inventor Linda E. Somma

Linda E. Somma 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).

  • Acid stable surfactant
    Patent number: 4319014
    Abstract: An acid-stable surfactant, soluble in aqueous acidic medium, useful in emulsion polymerization, which is a copolymer containing the groups ##STR1## having one R--Z-- group and one --H group as terminal groups wherein R is a hydrocarbon group, ##STR2## R.sub.1 is --CO.sub.2 CH.sub.3, --CO.sub.2 C.sub.2 H.sub.5, --CO.sub.2 NH.sub.5 or --CN; each R.sub.2, each R.sub.3, each R.sub.4, each R.sub.5 and each R.sub.7 may be the same or different and each R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.7 is hydrogen or methyl; R.sub.6 is a group of the formula --CO.sub.2 H or its salt or a group of the formula --V--CO.sub.2 H or its salt wherein V is alkyl, aryl, aralkyl or alkaryl; W is a group containing a sulfonic acid or a salt of a sulfonic acid or W is a sulfonic acid group or its salt.
    Type: Grant
    Filed: November 29, 1979
    Date of Patent: March 9, 1982
    Assignee: Uniroyal, Inc.
    Inventors: Warren J. Peascoe, Woodrow W. White, Linda E. Somma