| 发明名称 |
Natural particulate carbonate |
| 摘要 |
There is provided a natural alkaline earth metal carbonate having a d<SUB>50 </SUB>of about 0.5 mum or less and a moisture pick up of less than about 0.2 wt %, as well as a process for making the particulate carbonate by grinding. The carbonate may be used in polymer compositions.
|
| 申请公布号 |
US2007167531(A1) |
申请公布日期 |
2007.07.19 |
| 申请号 |
US20050588440 |
申请日期 |
2005.02.03 |
| 申请人 |
PRESTON DAVID J;VAN DIJNEN ERIK J P;ASBRIDGE ANTHONY H;THRALE DEBORAH S;SARE EDWARD J |
发明人 |
PRESTON DAVID J.;VAN DIJNEN ERIK J.P.;ASBRIDGE ANTHONY H.;THRALE DEBORAH S.;SARE EDWARD J. |
| 分类号 |
B01F3/12;C01F5/24;C01F11/18;C08K3/26 |
主分类号 |
B01F3/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
