发明名称 |
PROCESS FOR THE PURIFICATION OF WATER |
摘要 |
The present invention relates to at least one surface-reacted calcium carbonate- comprising mineral material and/or a surface-reacted precipitated calcium carbonate that is/are coated with at least one anionic polymer to obtain a surface-coated calcium carbonate-comprising material as well as to a process for the preparation of the surface-coated calcium carbonate-comprising material. Furthermore, the present invention relates to a process for the purification of water and/or dewatering of sludges and/or suspended sediments and to the use of a surface-coated calcium carbonate-comprising material for water purification and/or dewatering of sludges and/or suspended sediments. |
申请公布号 |
WO2016146404(A1) |
申请公布日期 |
2016.09.22 |
申请号 |
WO2016EP54601 |
申请日期 |
2016.03.03 |
申请人 |
OMYA INTERNATIONAL AG |
发明人 |
POFFET, Martine;JÄGGI, Pascal;GERARD, Daniel E.;HESS, Peter |
分类号 |
C02F1/28;C02F1/52;C02F1/56;C02F101/10;C02F103/00;C02F103/08;C02F103/10;C02F103/28 |
主分类号 |
C02F1/28 |
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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