the present invention pertains to a method for forming poly - acrylic acid granules and granules formed therefrom wherein the granules are flowable , have an increased bulk density relative to the as polymerized polyacrylic acids , and a low amount of dust which is generally characterized herein as particles which pass through a 325 mesh screen . the granules formed by the method of the present invention can be used to prepare controlled release tablets , especially controlled release pharmaceutical tablets . the controlled release properties of the tablets formed from granules prepared according to the present invention are unexpectedly better than tablets prepared from granules formed by other known granulation methods .