发明名称 |
Method for imparting water repellency to absorbent inorganic building materials |
摘要 |
A method for imparting water repellency to absorbent inorganic building materials by first contacting at least a part of the surface of the building materials to be rendered water repellent, with at least partially liquid water and thereafter applying a solution containing an organosilicon compound and a water-immiscible organic solvent to the moist surface of the inorganic building materials.
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申请公布号 |
US4835014(A) |
申请公布日期 |
1989.05.30 |
申请号 |
US19870107691 |
申请日期 |
1987.10.13 |
申请人 |
WACKER-CHEMIE GMBH |
发明人 |
ROTH, MICHAEL;GLUECK, HERBERT |
分类号 |
C04B41/64;C04B41/52 |
主分类号 |
C04B41/64 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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