| 发明名称 |
GYPSUM COMPOSITIONS |
| 摘要 |
<p>A gypsum composition comprising: (A) a lightweight spherical gypsum and (B) at least one binder selected from the group consisitng of a water-soluble organic polymer, a water-dispersible organic polymer, a water-soluble inorganic compound, a waterdispersion medium colloid-forming inorganic compound, a waterhardenable compound and a mixture thereof. This gypsum composition provides a gypsum mold which is lightweight and at the same time, has a great mechanical strength.</p> |
| 申请公布号 |
CA1105503(A) |
申请公布日期 |
1981.07.21 |
| 申请号 |
CA19780297155 |
申请日期 |
1978.02.16 |
| 申请人 |
IDEMITSU KOSAN COMPANY LIMITED |
发明人 |
HASHIMOTO, MITSUO;TAKYU, TOSHIYUKI;INOUE, MASARU;TAKASAKI, MASAMI;SHIHO, SHINHO |
| 分类号 |
C04B28/00;C04B14/36;C04B14/38;C04B26/02;C04B38/08;C08K7/00;C08L1/00;C08L7/00;C08L21/00;C08L27/00;C08L33/00;C08L33/02;C08L51/00;C08L51/02;C09D1/06;(IPC1-7):04B11/00;04B11/09 |
主分类号 |
C04B28/00 |
| 代理机构 |
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代理人 |
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