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Title:
HYDRAULIC COMPOSITION
Document Type and Number:
Japanese Patent JP2005314205
Kind Code:
A
Abstract:

To provide a hydraulic composition which shows low heat of hydration and from which mortar or concrete having excellent flowability can be produced.

The hydraulic composition contains (A) 100 parts by mass of a pulverized material of a fired material A having a hydraulic modulus of 1.8-2.3, a silica modulus of 1.3-2.3 and an iron modulus of 1.3-2.8, (B) 10-100 parts by mass of a pulverized material of a fired material B which contains 100 parts by mass of 2CaO-SiO2, 10-100 parts by mass of 2CaO-Al2O3-SiO2, and ≤20 parts by mass of 3CaO-Al2O3, and (C) 1-6 parts by mass of gypsum expressed in terms of SO3. Further, it is preferable to contain at least one kind of inorganic powder selected from a blast furnace slag powder, fly ash, a limestone powder, a silica rock powder and silica fume. The fired material A and/or B can be produced by using, as a raw material, at least one kind selected from industrial wastes, general wastes and soil generated by construction.


Inventors:
SANO SUSUMU
HONMA KENICHI
ICHINOTSUBO YUKITERU
MATSUMOTO KENICHI
ICHIKAWA MAKIHIKO
SAWAKI DAISUKE
Application Number:
JP2004237015A
Publication Date:
November 10, 2005
Filing Date:
August 17, 2004
Export Citation:
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Assignee:
TAIHEIYO CEMENT CORP
International Classes:
C04B7/345; C04B7/24; C04B22/14; (IPC1-7): C04B7/345; C04B7/24; C04B22/14
Domestic Patent References:
JPS58122081A1983-07-20
JPH07101760A1995-04-18
JPH0853835A1996-02-27
JPH10230237A1998-09-02
JPH11246256A1999-09-14
JP2003277110A2003-10-02
JP2004002155A2004-01-08