发明名称 |
CEMENT CONTRACTION-REDUCING AGENT AND CEMENT COMPOSITION CONTAINING SAME |
摘要 |
A cement contraction-reducing agent comprising a compound represented by the general formula, RO (AO)<un>uH (wherein R represents an alkyl group containing 1 to 7 carbon atoms or a cycloalkyl group containing 5 to 6 carbon atoms, A represents one or more alkylene groups containing 2 to 3 carbon atoms, and n represents an integer from 1 to 10), and a cement composition containing the same used for producing cement mortar and concrete. |
申请公布号 |
WO8203071(A1) |
申请公布日期 |
1982.09.16 |
申请号 |
WO1981JP00042 |
申请日期 |
1981.03.02 |
申请人 |
NIHON CEMENT CO LTD;SANYO CHEMICAL IND LTD;GOTO TAKAHARU;SATO TAKESHI;SAKAI KOUZOU |
发明人 |
GOTO TAKAHARU;SATO TAKESHI;SAKAI KOUZOU |
分类号 |
C04B24/32;(IPC1-7):04B13/24 |
主分类号 |
C04B24/32 |
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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