Inventors:
Steven Scott Edwards - Horsham PA
Ralph Craig Even - Blue Bell PA
Loretta Ann Wieckowski - Hatfield PA
Alexander Kowalski - Plymouth Meeting PA
Assignee:
Rohm and Haas Company - Philadelphia PA
International Classification:
C08F 222
US Classification:
524458, 526 81, 526 89, 526911, 526915
Abstract:
An emulsion polymer and a method for preparing the emulsion polymer by the free radical polymerization of at least one first ethylenically unsaturated monomer to form a first emulsion polymer and the subsequent treatment of the first emulsion polymer with a colloidal stabilizer, at least one second ethylenically unsaturated monomer, and a redox system at 20-85Â C. is provided.