发明名称 Cement for acid-resistant structures
摘要 <p>Dry ready mix for preparing acid-resistant cements contains condensed aluminium phosphate as a hardener with a molar ratio of P2O5 : Al2O3 or 1.1 to 3, it is obtained from an acid aluminium phosphate or this molar comp. by heating in a first stage to max. 400 degrees C, up to constant weight, and in a second stage up to max. 750 degrees C. Specifically, the hardener is rendered hydrophobic with a mineral oil.</p>
申请公布号 FR2049275(A5) 申请公布日期 1971.03.26
申请号 FR19690018540 申请日期 1969.06.05
申请人 FARBWERKE HOECHST 发明人
分类号 C04B28/26;(IPC1-7):04B19/00 主分类号 C04B28/26
代理机构 代理人
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