Title:
コンクリート組成物
Document Type and Number:
Japanese Patent JP7392946
Kind Code:
B2
Abstract:
To provide a mortar composition capable of simultaneously suppressing strength reduction and a heat release amount increase of a cured body or a concrete composition.SOLUTION: A mortar composition or a concrete composition containing one or more cement selected from Portland cement and ecological cement and an aggregate, in which, the pozzolan is contained together with the cement, the content of the pozzolan is 2.5 to 60 mass% with respect to the total amount of cement and pozzolan, and includes a cement clinker as part or whole of the aggregate, and the content of the cement clinker is 10 to 100 vol.% relative to a total amount of aggregate and cement clinker, and the content of pozzolan and the content of the cement clinker satisfy a relationship of the following formula (1); 0.32x-1.5≤y≤0.5x+10 (1) [in the formula, x indicates the content of cement clinker (volume%) relative to a total amount of the aggregate and cement clinker, and y indicates the content of pozzolan (mass%) relative to the total amount of cement and pozzolan.] .SELECTED DRAWING: None
Inventors:
Kensuke Hayashi
Yoshifumi Hosokawa
Makoto Hisada
Hiroshi Minagawa
Shintaro Miyamoto
Yoshifumi Hosokawa
Makoto Hisada
Hiroshi Minagawa
Shintaro Miyamoto
Application Number:
JP2020049172A
Publication Date:
December 06, 2023
Filing Date:
March 19, 2020
Export Citation:
Assignee:
Taiheiyo Cement Co., Ltd.
Tohoku University
Tohoku University
International Classes:
C04B28/04; C04B14/02; C04B18/08
Domestic Patent References:
| JP2005119885A | ||||
| JP2018068239A | ||||
| JP2012101962A | ||||
| JP7501038A | ||||
| JP8231255A | ||||
| JP2002274905A |
Attorney, Agent or Firm:
Arga Patent Office