发明名称 |
USE OF DISPERSANT FOR HYDRAULIC COMPOSITION |
摘要 |
<p>The invention relates to a dispersant for hydraulic composition, wherein 2 kinds of copolymers containing, as structural units, a polyalkylene glycol (meth)acrylate monomer (a) having the average number of moles of added alkylene oxide in a specific range and a specific unsaturated monomer (b) in a specific ratio are used such that the product of the average number of moles of added alkylene oxide and the acid-type converted wt% of (b) relative to the sum total of (a) and (b) are used in specific relationship.</p> |
申请公布号 |
EP1614668(A1) |
申请公布日期 |
2006.01.11 |
申请号 |
EP20040714498 |
申请日期 |
2004.02.25 |
申请人 |
KAO CORPORATION |
发明人 |
SHIBA, DAISUKE;YAMATO, FUJIO |
分类号 |
C04B24/16;C04B24/26;C08F290/06;(IPC1-7):C04B24/26;C08F220/00;C08F228/02;C04B28/02;C04B18/14 |
主分类号 |
C04B24/16 |
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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