| 发明名称 |
SOIL IMPROVER |
| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a soil improver giving a high rate of an exothermic reaction accompanying solidification by water absorption when it is brought into contact with water. SOLUTION: This soil improver contains a calcined gypsum whose flake crystals are laminated in layers to form a needle-like particle.</p> |
| 申请公布号 |
JP2001335778(A) |
申请公布日期 |
2001.12.04 |
| 申请号 |
JP20010076416 |
申请日期 |
2001.03.16 |
| 申请人 |
ISHIHARA SANGYO KAISHA LTD |
发明人 |
SASAKI KENICHI;NAKAMURA TADAYOSHI;OSAWA SEIJI;TACHIBANA TETSUYA |
| 分类号 |
C02F11/00;C04B11/00;C04B28/16;C09K17/02;C09K17/06;C09K17/08;C09K17/12;C09K103/00;(IPC1-7):C09K17/06 |
主分类号 |
C02F11/00 |
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