发明名称 |
SURFACTANT-COATED HEMIHYDRATE GYPSUM AND PRODUCTION METHOD THEREOF |
摘要 |
Surfactant-coated hemihydrate gypsum which is coated with 0.01 to 1 part by weight of a surfactant based on 100 parts by weight of hemihydrate gypsum, wherein
the residual rate of the surfactant when the surfactant-coated hemihydrate gypsum is heated up to 300° C. is not less than 40 wt % of the amount of the surfactant before heating. |
申请公布号 |
US2014150693(A1) |
申请公布日期 |
2014.06.05 |
申请号 |
US201214234602 |
申请日期 |
2012.08.21 |
申请人 |
Hiranaka Shingo;Kato Hiroyoshi |
发明人 |
Hiranaka Shingo;Kato Hiroyoshi |
分类号 |
C04B11/00 |
主分类号 |
C04B11/00 |
代理机构 |
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代理人 |
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主权项 |
1. Surfactant-coated hemihydrate gypsum which is coated with 0.01 to 1 part by weight of a surfactant based on 100 parts by weight of hemihydrate gypsum, wherein
the residual rate of the surfactant when the surfactant-coated hemihydrate gypsum is heated up to 300° C. is not less than 40 wt % of the amount of the surfactant before heating.
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地址 |
Shunan-shi JP |