| 摘要 |
<p>The invention relates to a finishing mortar for sound-absorbin and flame-retarding coating of inner walls, ceilings and the like in buildings, either directly onto concrete or other load-supporting material, or underlying insulating material, such as mineral wool, whereby the finishing mortar contains cellulose fibers and expanded material. It is characterized according to the invention in that it contains, in addition to cellulose fibers and expanded material, bentonite, ammonium polyphosphate and water glass.</p> |
