A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
QUICK-HARDENING HYDRAULIC COMPOSITION, AND MORTAR COMPOSITION
To provide a quick-hardening hydraulic composition and a mortar composition, excellent in the balance of the quick-hardening property and the usable life, and capable of shortening a construction period.SOLUTION: The present invention relates to a quick-hardening hydraulic composition containing a hydraulic component including Portland cement, alumina cement and gypsum, and a setting modifier including alum, wherein a content of Portland cement is less than 50 pts.mass relative to 100 pts.mass of the total amount of the hydraulic component, and a vitrification rate of the alumina cement is lower than 80%.SELECTED DRAWING: None
【課題】速硬性と可使時間とのバランスに優れ、工期を短縮することができる速硬性水硬性組成物及びモルタル組成物を提供すること。【解決手段】本発明は、ポルトランドセメント、アルミナセメント、及び石膏を含む水硬性成分と、ミョウバンを含む凝結調整剤とを含有し、ポルトランドセメントの含有量が、水硬性成分の合計量１００質量部に対して５０質量部未満であり、アルミナセメントのガラス化率が８０％未満である、速硬性水硬性組成物に関する。【選択図】なし
QUICK-HARDENING HYDRAULIC COMPOSITION, AND MORTAR COMPOSITION
To provide a quick-hardening hydraulic composition and a mortar composition, excellent in the balance of the quick-hardening property and the usable life, and capable of shortening a construction period.SOLUTION: The present invention relates to a quick-hardening hydraulic composition containing a hydraulic component including Portland cement, alumina cement and gypsum, and a setting modifier including alum, wherein a content of Portland cement is less than 50 pts.mass relative to 100 pts.mass of the total amount of the hydraulic component, and a vitrification rate of the alumina cement is lower than 80%.SELECTED DRAWING: None
【課題】速硬性と可使時間とのバランスに優れ、工期を短縮することができる速硬性水硬性組成物及びモルタル組成物を提供すること。【解決手段】本発明は、ポルトランドセメント、アルミナセメント、及び石膏を含む水硬性成分と、ミョウバンを含む凝結調整剤とを含有し、ポルトランドセメントの含有量が、水硬性成分の合計量１００質量部に対して５０質量部未満であり、アルミナセメントのガラス化率が８０％未満である、速硬性水硬性組成物に関する。【選択図】なし
QUICK-HARDENING HYDRAULIC COMPOSITION, AND MORTAR COMPOSITION
速硬性水硬性組成物及びモルタル組成物
KATAGIRI TOMOKI (author) / TODA YASUHIKO (author) / NUKITA MAKOTO (author) / NISHIMURA KOICHI (author)
2024-10-11
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
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