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A platform for research: civil engineering, architecture and urbanism
EXPANDABLE COMPOSITION FOR CEMENT, AND CEMENT COMPOSITION
To provide an expandable composition for cement having excellent expansion properties.SOLUTION: A expandable composition for cement contains a base material comprising CaO, and a heterogenous phase between grains of crystal composed by the base material. The heterogenous phase contains one or more selected from the group consisting of 3CaO Al2O3(C3A), gypsum, ye'elimite, 4CaO Al2O3 Fe2O3(C4AF).SELECTED DRAWING: None
【課題】膨張特性に優れたセメント用膨張組成物を提供する。【解決手段】本発明のセメント用膨張組成物は、ＣａＯからなる母材と、母材が構成する結晶体の結晶粒間に存在する異相とを含み、記異相が、３ＣａＯ・Ａｌ２Ｏ３（Ｃ３Ａ）、石膏、イーリマイト、４ＣａＯ・Ａｌ２Ｏ３・Ｆｅ２Ｏ３（Ｃ４ＡＦ）からなる群から選ばれる一または二以上を含むものである。【選択図】なし
EXPANDABLE COMPOSITION FOR CEMENT, AND CEMENT COMPOSITION
To provide an expandable composition for cement having excellent expansion properties.SOLUTION: A expandable composition for cement contains a base material comprising CaO, and a heterogenous phase between grains of crystal composed by the base material. The heterogenous phase contains one or more selected from the group consisting of 3CaO Al2O3(C3A), gypsum, ye'elimite, 4CaO Al2O3 Fe2O3(C4AF).SELECTED DRAWING: None
【課題】膨張特性に優れたセメント用膨張組成物を提供する。【解決手段】本発明のセメント用膨張組成物は、ＣａＯからなる母材と、母材が構成する結晶体の結晶粒間に存在する異相とを含み、記異相が、３ＣａＯ・Ａｌ２Ｏ３（Ｃ３Ａ）、石膏、イーリマイト、４ＣａＯ・Ａｌ２Ｏ３・Ｆｅ２Ｏ３（Ｃ４ＡＦ）からなる群から選ばれる一または二以上を含むものである。【選択図】なし
EXPANDABLE COMPOSITION FOR CEMENT, AND CEMENT COMPOSITION
セメント用膨張組成物、及びセメント組成物
MORI TAIICHIRO (author) / SHIMAZAKI DAIKI (author) / ARANO NORIYUKI (author)
2021-02-15
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
| European Patent Office | 2021
Expandable foam cement composition comprising zinc powder
| European Patent Office | 2022