发明名称 |
PROCESSO PARA PREPARACAO DE ZEOLITO A DE CAULIM,BEM COMO SEU EMPREGO |
摘要 |
The invention provides a process for the production of zeolite A from kaolin by conversion of the kaolin into meta-kaolin followed by reaction of the meta-kaolin in an aqueous alkaline medium, wherein the conversion of the kaolin into the meta-kaolin is conducted at temperatures of between 700 DEG and 950 DEG C. in the presence of alkaline earth compounds and optionally in the presence of uncolored halides and/or halogens, wherein the process may be conducted under reducing conditions and in the presence of alkali metal compounds. |
申请公布号 |
BR7907926(A) |
申请公布日期 |
1980.07.22 |
申请号 |
BR19797907926 |
申请日期 |
1979.12.05 |
申请人 |
BAYER AG |
发明人 |
DRAVE H;ENDRES R;MANSMANN M;PUPPE L |
分类号 |
C01B39/18;C01B39/02;C04B33/10;C11D3/08;C11D3/12 |
主分类号 |
C01B39/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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