Evidence of Hierarchical Order in an Amphiphilic Graft Terpolymer Gel

J. Phys. Chem. 1995,99, 12069-12071

12069

Evidence of Hierarchical Order in an Amphiphilic Graft Terpolymer Gel John R. Ilzhoefer: Brian C. Broom,+Stephen M. NepaJ Erwin A. Vogler? Saad A. Khan? and Richard J. Spontak**+ Department of Materials Science & Engineering, North Carolina State University, Raleigh, North Carolina 27695; Polymer Science & Technology Department, Becton Dickinson Inc., Research Triangle Park, North Carolina 27709; and Department of Chemical Engineering, North Carolina State University, Raleigh, North Carolina 27695 Received: January 23, 1995; In Final Form: June 8, 1999

Graft terpolymers consist of a polymer backbone onto which are grafted two series of chemically dissimilar sidechains. Depending on monomer incompatibility, such terpolymers either order into periodic morphologies or remain microscopically mixed. Addition of a small quantity (