发明名称 |
Use of polyethylenimines as additive in aqueous suspensions of calcium carbonate-comprising materials |
摘要 |
Use of at least one polyethylenimine as an additive in an aqueous suspension, containing from 25 to 62 vol. % of at least one calcium carbonate-comprising material, wherein the use provides improved stability with regard to the conductivity of the suspension. |
申请公布号 |
EP2363435(B1) |
申请公布日期 |
2011.10.26 |
申请号 |
EP20100151846 |
申请日期 |
2010.01.27 |
申请人 |
OMYA DEVELOPMENT AG |
发明人 |
BURI, MATTHIAS;RENTSCH, SAMUEL;GANE, PATRICK A.C. |
分类号 |
C09C1/02 |
主分类号 |
C09C1/02 |
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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