| 摘要 |
PROBLEM TO BE SOLVED: To provide a void filling material which has a prescribed property, is excellent in the forcibly-feeding property, causes no elution of harmful substance and keeps satisfactory operability. SOLUTION: This void filling material is composed of fluid mortar consisting essentially of slag lime solidifier, clay minerals consisting essentially of feldspar and pottery stone mixture or primary minerals mixed with bentonite and fluid liquid material containing alkali silicate. It is a feature of this void filling material that an immobilized gel-like substance is made by mixing the fluid mortal or the primary mineral and the fluid liquid material. |
