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GROUT MATERIAL AND GROUND IMPROVEMENT METHOD
To provide a grout material easily manufactured by using sea water, having practical gel time, and hardly generating white turbidness by contact with sea water or the like.SOLUTION: There is provided a grout material which is a mixture of the following (A) liquid, the following (B) liquid and the following (C) liquid, and has content of the (A) liquid to 1 L of the mixture of 400 to 700 mL/L, and pH of the mixture of 5 to 8.3. (A) colloidal silica with liquid:SiOcontent of 10 to 41 mass%. (B) liquid: a pH adjustment agent. (C) liquid: sea water.SELECTED DRAWING: None
【課題】海水を用いて簡便に調製でき、実用的なゲルタイムを有し、海水等との接触による白濁が生じ難いグラウト材の提供。【解決手段】下記(A)液と下記(B)液と下記(C)液との混合物であり、前記混合物の1Lに対する前記(A)液の含有量が400〜700mL/Lであり、かつ前記混合物のpHが5〜8.3であることを特徴とするグラウト材。(A)液:SiO2含有量が10〜41質量%であるコロイダルシリカ、(B)液:pH調整剤、(C)液:海水。【選択図】なし
GROUT MATERIAL AND GROUND IMPROVEMENT METHOD
To provide a grout material easily manufactured by using sea water, having practical gel time, and hardly generating white turbidness by contact with sea water or the like.SOLUTION: There is provided a grout material which is a mixture of the following (A) liquid, the following (B) liquid and the following (C) liquid, and has content of the (A) liquid to 1 L of the mixture of 400 to 700 mL/L, and pH of the mixture of 5 to 8.3. (A) colloidal silica with liquid:SiOcontent of 10 to 41 mass%. (B) liquid: a pH adjustment agent. (C) liquid: sea water.SELECTED DRAWING: None
【課題】海水を用いて簡便に調製でき、実用的なゲルタイムを有し、海水等との接触による白濁が生じ難いグラウト材の提供。【解決手段】下記(A)液と下記(B)液と下記(C)液との混合物であり、前記混合物の1Lに対する前記(A)液の含有量が400〜700mL/Lであり、かつ前記混合物のpHが5〜8.3であることを特徴とするグラウト材。(A)液:SiO2含有量が10〜41質量%であるコロイダルシリカ、(B)液:pH調整剤、(C)液:海水。【選択図】なし
GROUT MATERIAL AND GROUND IMPROVEMENT METHOD
グラウト材および地盤改良工法
NAKAJIMA HITOSHI (Autor:in) / TSUJI MASAKUNI (Autor:in) / OKIHARA MITSUNOBU (Autor:in) / SAITO RYO (Autor:in) / SHIMADA SHUNSUKE (Autor:in) / SASAKI TAKAMITSU (Autor:in) / TSUNODA YURIKA (Autor:in)
30.01.2020
Patent
Elektronische Ressource
Japanisch
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