发明名称 |
ZEMENTDISPERGIERMITTEL UND BETONZUSAMMENSETZUNG DIESES ENTHALTEND |
摘要 |
<p>A cement dispersant (especially a dispersant for concretes with ultrahigh performance) comprising as a main component a water-soluble amphoteric copolymer obtained by copolymerizing (A) a polyamide-polyamine of an alkylene oxide adduct thereof with (B) (meth)acrylic acid or an alkali metal, ammonium, or alkanolamine salt thereof and (C) a polyalkylene glycol ester of (meth)acrylic acid in an A/B/C ratio of (10-40)/(10-40)/(50-80)(wt.%); and a concrete composition (especially an ultral high-performance concrete) containing the dispersant. The dispersant satisfies all of a water-reducing effect, slump flow retention, strength development, etc.</p> |
申请公布号 |
AT288882(T) |
申请公布日期 |
2005.02.15 |
申请号 |
AT19990961354T |
申请日期 |
1999.12.24 |
申请人 |
SIKA LTD.;TOHO CHEMICAL INDUSTRY CO., LTD. |
发明人 |
AMAYA, TOSHIHIKO;IKEDA, AKIRA;IMAMURA, JUN;KOBAYASHI, ATSUSHI;SAITO, KANAME;DANZINGER, WERNHER, M.;TOMOYOSE, TETSU |
分类号 |
B01F17/52;C04B24/26;C04B24/28;C04B24/32;C04B28/02;C04B103/40;C08F290/06;C08L33/06;(IPC1-7):C04B24/26;C08F299/02;B01F17/00 |
主分类号 |
B01F17/52 |
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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