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:
Dec. 12, 2000
Filed:
Dec. 31, 1997
Kalyan Ghosh, Richmond, TX (US);
Shell Oil Company, Houston, TX (US);
Abstract
There is provided a surfactant composition, a stable, self emulsifiable water borne curing agent composition, and methods for the manufacture of each, and two component water borne curable epoxy resin compositions. The surfactant composition comprises the reaction product of an a) a phenolic acid substituted with at least one carboxyl group and at least one hydrocarbyl group having at least 1 carbon atom; b) a polyepoxide compound; c) a polyamine compound having at least two primary amine groups; d) a reactive surfactant; and optionally e) a monoglycidyl, monocarboxylic acid, or monoisocyanate capping agent; wherein the reactive surfactant comprises an epoxide, a carboxylic acid or anhydrides thereof, or an isocyanate functional moeity, and a hydrophilic moiety comprising a polyoxyalkylene monool or polyol residue. The reactive surfactant comprises a compound represented by one of the following formulas: ##STR1##