HYDRAULIC CEMENT COMPOSITION FOR SOIL INJECTION, AND SOIL IMPROVEMENT METHOD USING THE SAME

THE INVENTION PROVIDES A HYDRAULIC CEMENT COMPOSITION FOR SOIL INJECTION. WHICH IS IMPROVED IN TERM OF PENETRATION CAPABILITY AND THE ABILITY TO PREVENT GROUTS FROM FLOWING AWAY, AND CONTRIBUTES MORE TO SUFFICIENT STRENGTH AND DURABILITY, AND A SOIL IMPROVEMENT METHOD USING THE SAME. MORE SPECIFICAL...

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Hauptverfasser: ISOBE HIROSHI, ONODERA HIROSHI, TANAKA HIDEHIRO, ARAKI AKITOSHI, MIZUSHIMA KAZUYUKI, OHNO YASUTOSHI, NISHINO HIDEKI
Format: Patent
Sprache:eng
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Zusammenfassung:THE INVENTION PROVIDES A HYDRAULIC CEMENT COMPOSITION FOR SOIL INJECTION. WHICH IS IMPROVED IN TERM OF PENETRATION CAPABILITY AND THE ABILITY TO PREVENT GROUTS FROM FLOWING AWAY, AND CONTRIBUTES MORE TO SUFFICIENT STRENGTH AND DURABILITY, AND A SOIL IMPROVEMENT METHOD USING THE SAME. MORE SPECIFICALLY, THE INVENTION PROVIDES A HYDRAULIC CEMENT COMPOSITION FOR SOIL INJECTION, CHARACTERIZED BY CONTAINING FINE GRAINED BLAST-FURNACE SLAG CLASSIFIED CEMENT, A POLYACRYLIC ACID-BASED DISPERSING AGENT AND AN ALKALI METAL SILICATE SALT ACTING AS AN AGENT FOR PREVENTING A GROUT FROM FLOWING AWAY, WHEREIN THE ALKALINE METAL SILICATE SALT IS USED IN A MOLAR RATE AN OF AT LEAST 3.5 IN THE FOLLOWING GENERAL FORMULA (1), AND IN AN AMOUNT OF 0.2 TO 7 PARTS PER A TOTAL OF 100 PARTS OF THE FINE GRAINED BLAST-FURNACE SLAG AND CLASSIFIED CEMENT: R2O.NSIO2 WHERE R IS AN ALKALI METAL... (1)