The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 09, 1982
Filed:
Nov. 29, 1979
Warren J Peascoe, Woodbridge, CT (US);
Woodrow W White, Baton Rouge, LA (US);
Linda E Somma, Waterbury, CT (US);
Uniroyal, Inc., New York, NY (US);
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.