发明名称 |
LIQUID ADDITIVE FOR INTERGRINDING CEMENT |
摘要 |
<p>Exemplary compositions and methods for reducing hexavalent chromium in cementitious compositions involve the use of a liquid additive composition, comprising stannous chloride. Along with the stannous chloride may be used at least one co-additive comprising an antioxidant, oxygen scavenger, or mixture thereof, and/or at least one agent comprising a cement grinding aid, cement quality improver, or mixture thereof.</p> |
申请公布号 |
EP1713739(A2) |
申请公布日期 |
2006.10.25 |
申请号 |
EP20050722640 |
申请日期 |
2005.01.31 |
申请人 |
W.R. GRACE & CO.-CONN. |
发明人 |
JARDINE, LESLIE, A.;CORNMAN, CHARLES, R.;CHUN, BYONG-WA;GUPTA, VIJAY |
分类号 |
C04B40/00;C04B22/12;C04B22/14 |
主分类号 |
C04B40/00 |
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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