| abstract |
The invention relates to a coating material for exterior and/or interior surfaces of buildings or a material for forming building bodies, comprising organic binders (A) and/or minerals (B), and particles (C), wherein the particles (C) exhibit the characteristic of swelling in the presence of water, and the particles (C) fulfill the ratio Vq/Vt = 20, wherein Vq is the maximum volume of the particles (C) in the swollen state, wherein the swelling is produced by deionized water, and Vt is the volume of the particles (C) in the dry state prior to swelling. |