Polyelectrolyte Gels RONALD S. HARLAND and ROBERT K. PRUD'HOMME and Toyoichi Tanaka and D. Hunkeler and A. E. Hamielec and Abdulkadir J. Dualeh and Carol A. Steiner and X. Y. Wu and J. Harada and R. T. Chern and V. T. Stannett and Yu-Ling Yin and Robert K. Prud'homme and Fredrick Stanley and Chirag B. Shah and Stanley M. Barnett and Ronald A. Siegel and Jose M and Ronald S. Harland and M. Joan Comstock