发明公开
EP2520553A1 HARDENING ACCELERATOR FOR HYDRAULIC COMPOSITION
有权
HÄRTUNGSBESCHLEUNIGERFÜRHYDRAULIKZUSAMMENSETZUNG
- 专利标题: HARDENING ACCELERATOR FOR HYDRAULIC COMPOSITION
- 专利标题(中): HÄRTUNGSBESCHLEUNIGERFÜRHYDRAULIKZUSAMMENSETZUNG
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申请号: EP10840971.5申请日: 2010-12-27
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公开(公告)号: EP2520553A1公开(公告)日: 2012-11-07
- 发明人: HAMAI Toshimasa , YOSHIKAWA Yohei , MITSUDA Yoshinori , FUKUSHIMA Tetsuaki , SHIMODA Masaaki , NAKA Yoshihito , YOSHINAMI Yusuke , KAWAKAMI Hiroyuki
- 申请人: Kao Corporation
- 申请人地址: 14-10, Nihonbashi-Kayabacho, 1-chome Chuo-ku Tokyo 103-8210 JP
- 专利权人: Kao Corporation
- 当前专利权人: Kao Corporation
- 当前专利权人地址: 14-10, Nihonbashi-Kayabacho, 1-chome Chuo-ku Tokyo 103-8210 JP
- 代理机构: HOFFMANN EITLE
- 优先权: JP2010027267 20100210; JP2009296731 20091228
- 国际公布: WO2011081115 20110707
- 主分类号: C04B22/14
- IPC分类号: C04B22/14 ; C04B24/02 ; C04B24/22 ; C04B24/26 ; C04B28/02 ; C04B103/14
摘要:
The present invention provides the early strengthening agent for hydraulic composition, containing a specified compound (1), such as glycerol and at least one inorganic salt A selected from alkali metal sulfates and alkali metal thiosulfates, wherein a molar ratio of compound (1) to the inorganic salt A, compound (1)/inorganic salt A, is 5/95 to 45/55.
公开/授权文献
- EP2520553B1 HARDENING ACCELERATOR FOR HYDRAULIC COMPOSITION 公开/授权日:2019-11-06
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