Title:
MANUFACTURING METHOD OF CEMENT HARDENING BODY USING CEMENT COMPOSITION
Document Type and Number:
Japanese Patent JP2017024968
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a cement composition having high flowability (for example 0 hit flow value of 200 mm or more) before curing and exhibiting high compressive strength (for example 350 N/mmor more) after curing.SOLUTION: There is provided a cement composition containing cement, silica fume with BET specific surface area of 15 to 25 m/g, inorganic power with 50% cumulative particle diameter of 0.8 to 5 μm, an aggregate A with maximum particle diameter of 1.2 mm or less, a high performance water-reducing agent, an antifoaming agent and water, with percentage of the cement of 55 to 65 vol.%, percentage of the silica fume of 5 to 25 vol.% and percentage of the inorganic powder of 15 to 35 vol.% in total amount 100 vol.% of the cement, the silica fume and the inorganic powder.SELECTED DRAWING: None
Inventors:
NAKAYAMA RISA
KONO KATSUYA
TADA KATSUHIKO
KONO KATSUYA
TADA KATSUHIKO
Application Number:
JP2015233374A
Publication Date:
February 02, 2017
Filing Date:
November 30, 2015
Export Citation:
Assignee:
TAIHEIYO CEMENT CORP
International Classes:
C04B28/02; B28B11/24; C04B14/06; C04B14/14; C04B14/38; C04B14/48; C04B16/06; C04B18/08; C04B18/14; C04B20/00; C04B24/26; C04B40/02
Attorney, Agent or Firm:
Naoyuki Koda
Shuichi Kitamura
Toshiya Murachi
Shuichi Kitamura
Toshiya Murachi
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