A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
CEMENT CLINKER AND CEMENT COMPOSITION
To provide cement clinker and a cement composition capable of improving strength development of mortar, while suppressing an increase of the environmental load.SOLUTION: There is provided cement clinker characterized in that a content of 3CaO SiO2 calculated by Bogue formula is 50.0 mass% or larger and 75.0 mass% or smaller, a content of 2CaO SiO2 calculated by the Bogue formula is 5.0 mass% or larger and 25.0 mass% or smaller, furthermore, MgO, Na2O, and MnO are contained, and the following formula (1) is satisfied: MgO_C3S×(-0.6)+Na2O_C3S×(15.3)+MgO_C2S×(-6.9)+Na2O_C2S×(5.2)+MnO_C2S×(145.7)≥5.700 (1).SELECTED DRAWING: None
【課題】環境負荷の増大を抑えつつ、モルタルの強度発現性を向上させることができるセメントクリンカ及びセメント組成物を提供する。【解決手段】ボーグ式で算出された３ＣａＯ・ＳｉＯ２の割合が５０．０質量％以上、７５．０質量％以下であり、ボーグ式で算出された２ＣａＯ・ＳｉＯ２の割合が５．０質量％以上、２５．０質量％以下であり、ＭｇＯ、Ｎａ２Ｏ及びＭｎＯを含み、式（１）を満たすセメントクリンカ。ＭｇＯ＿Ｃ３Ｓ×（−０．６）＋Ｎａ２Ｏ＿Ｃ３Ｓ×（１５．３）＋ＭｇＯ＿Ｃ２Ｓ×（−６．９）＋Ｎａ２Ｏ＿Ｃ２Ｓ×（５．２）＋ＭｎＯ＿Ｃ２Ｓ×（１４５．７） ≧ ５．７００ ・・・（１）【選択図】なし
CEMENT CLINKER AND CEMENT COMPOSITION
To provide cement clinker and a cement composition capable of improving strength development of mortar, while suppressing an increase of the environmental load.SOLUTION: There is provided cement clinker characterized in that a content of 3CaO SiO2 calculated by Bogue formula is 50.0 mass% or larger and 75.0 mass% or smaller, a content of 2CaO SiO2 calculated by the Bogue formula is 5.0 mass% or larger and 25.0 mass% or smaller, furthermore, MgO, Na2O, and MnO are contained, and the following formula (1) is satisfied: MgO_C3S×(-0.6)+Na2O_C3S×(15.3)+MgO_C2S×(-6.9)+Na2O_C2S×(5.2)+MnO_C2S×(145.7)≥5.700 (1).SELECTED DRAWING: None
【課題】環境負荷の増大を抑えつつ、モルタルの強度発現性を向上させることができるセメントクリンカ及びセメント組成物を提供する。【解決手段】ボーグ式で算出された３ＣａＯ・ＳｉＯ２の割合が５０．０質量％以上、７５．０質量％以下であり、ボーグ式で算出された２ＣａＯ・ＳｉＯ２の割合が５．０質量％以上、２５．０質量％以下であり、ＭｇＯ、Ｎａ２Ｏ及びＭｎＯを含み、式（１）を満たすセメントクリンカ。ＭｇＯ＿Ｃ３Ｓ×（−０．６）＋Ｎａ２Ｏ＿Ｃ３Ｓ×（１５．３）＋ＭｇＯ＿Ｃ２Ｓ×（−６．９）＋Ｎａ２Ｏ＿Ｃ２Ｓ×（５．２）＋ＭｎＯ＿Ｃ２Ｓ×（１４５．７） ≧ ５．７００ ・・・（１）【選択図】なし
CEMENT CLINKER AND CEMENT COMPOSITION
セメントクリンカ及びセメント組成物
SHIMIZU JUN (author) / YAMADA AKIRA (author) / YAMAGATA KYOSUKE (author) / SATO YUKI (author) / NASU HIDEYUKI (author)
2021-10-07
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
CEMENT CLINKER, CEMENT COMPOSITION, AND CEMENT CLINKER PRODUCTION METHOD
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