Title:
プレミックスモルタル組成物及びプレミックス無収縮モルタル組成物
Document Type and Number:
Japanese Patent JP5534932
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a premix mortar composition using a polycarboxylate-based water reducer, to provide a premix mortar composition with which the deterioration in flowability and fluidity retentive property are suppressed even if a premix shrinkage-compensating mortar composition is stored for a long period of time, and to provide a premix shrinkage-compensating mortar composition.SOLUTION: The premix mortar composition includes (A) cement, (B) an aggregate, (C) a polycarboxylate-based water reducer, and (D) a calcium carbonate powder. The premix shrinkage-compensating mortar composition includes (A) cement, (B) an aggregate, (C) a polycarboxylate-based water reducer, (D) a calcium carbonate powder, and (E) an expansive additive.
Inventors:
Minoru Takehiro
Takao Furusawa
Takao Furusawa
Application Number:
JP2010111987A
Publication Date:
July 02, 2014
Filing Date:
May 14, 2010
Export Citation:
Assignee:
Construction Research & Technology GmbH
International Classes:
C04B28/02; C04B18/14; C04B22/04; C04B22/06; C04B22/10; C04B22/14; C04B24/12; C04B24/16; C04B24/26; C04B111/34
Domestic Patent References:
| JP2009149457A | ||||
| JP2004315319A |
Other References:
笠井芳夫,坂井悦郎,新 セメント・コンクリート用混和材料,日本,技術書院,2007年 1月15日,第1版,第92-93頁
Attorney, Agent or Firm:
Toshio Yano
Takuya Kuno
Takahashi
Kimihiro Hoshi
Hiroyasu Ninomiya
Shuichi Sumiyoshi
Yasushi Miyagi
Einzel Felix-Reinhard
Takuya Kuno
Takahashi
Kimihiro Hoshi
Hiroyasu Ninomiya
Shuichi Sumiyoshi
Yasushi Miyagi
Einzel Felix-Reinhard