A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
QUICK HARDENING GROUT COMPOSITION
PROBLEM TO BE SOLVED: To provide a quick hardening grout composition capable of being given a sufficient initial expansion property by material age of 24 hours.SOLUTION: There is provided a quick hardening grout composition containing cement, calcium aluminates, gypsum, sodium percarbonate, sodium carbonate and setting retarder, with the content of sodium carbonate of 0.3 to 1.2 pts.mass and the content of sodium percarbonate of 0.03 to 0.2 pts.mass based on 100 pts.mass of the total content of cement, calcium aluminates and gypsum.
【課題】材齢２４時間まで充分な初期膨張性を付与できる速硬性グラウト組成物の提供。【解決手段】セメント、カルシウムアルミネート類、石膏、過炭酸ナトリウム、炭酸ナトリウム及び凝結遅延剤を含有し、前記セメント、カルシウムアルミネート類及び石膏の合計量１００質量部に対し、炭酸ナトリウムの含有量が０．３〜１．２質量部、過炭酸ナトリウムの含有量が０．０３〜０．２質量部である速硬性グラウト組成物。【選択図】なし
QUICK HARDENING GROUT COMPOSITION
PROBLEM TO BE SOLVED: To provide a quick hardening grout composition capable of being given a sufficient initial expansion property by material age of 24 hours.SOLUTION: There is provided a quick hardening grout composition containing cement, calcium aluminates, gypsum, sodium percarbonate, sodium carbonate and setting retarder, with the content of sodium carbonate of 0.3 to 1.2 pts.mass and the content of sodium percarbonate of 0.03 to 0.2 pts.mass based on 100 pts.mass of the total content of cement, calcium aluminates and gypsum.
【課題】材齢２４時間まで充分な初期膨張性を付与できる速硬性グラウト組成物の提供。【解決手段】セメント、カルシウムアルミネート類、石膏、過炭酸ナトリウム、炭酸ナトリウム及び凝結遅延剤を含有し、前記セメント、カルシウムアルミネート類及び石膏の合計量１００質量部に対し、炭酸ナトリウムの含有量が０．３〜１．２質量部、過炭酸ナトリウムの含有量が０．０３〜０．２質量部である速硬性グラウト組成物。【選択図】なし
QUICK HARDENING GROUT COMPOSITION
速硬性グラウト組成物
NAKAHARA KAZUHIKO (author) / SHIBAGAKI MASANORI (author) / MARUTA HIROSHI (author)
2015-07-02
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
| European Patent Office | 2021
RAPID-HARDENING GROUT COMPOSITION AND RAPID-HARDENING GROUT MATERIAL
| European Patent Office | 2021