| 发明名称 |
Set retarder and its use in concretes, mortars and cement slurries |
| 摘要 |
<p>Set retardants for hydraulic cements comprise cyclic aminoplast resins of formula (I) In (I) R1 = H, CH2OH or CH2OR; R2 = CH2OR; R3 and R4 = H, 1-4C alkyl or -((CH2)n-CR'R"-CHR"'-O)mH; R = R = 1-4C alkyl or -((CH2)n-CR'R"-CHR"'-O)mH; R', R" and R"' = H or 1-4C alkyl; n = 0 or 1; m = 1-4.</p> |
| 申请公布号 |
GR3030654(T3) |
申请公布日期 |
1999.10.29 |
| 申请号 |
GR19990401740T |
申请日期 |
1999.06.30 |
| 申请人 |
AXIM |
发明人 |
FONTAINE, CATHERINE;BLANC, ALAIN |
| 分类号 |
C04B7/00;C04B24/00;C04B24/12;C04B24/32;C04B103/20;D06M13/352;(IPC1-7):C04B24/12 |
主分类号 |
C04B7/00 |
| 代理机构 |
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