发明授权
- 专利标题: Organosiliconate powders, method for the production thereof and use thereof for hydrophobizing mineral building materials
- 专利标题(中): 有机硅酸盐粉末,其制造方法和用于疏水化矿物建筑材料的用途
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申请号: US14119114申请日: 2012-05-07
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公开(公告)号: US08961672B2公开(公告)日: 2015-02-24
- 发明人: Michael Stepp , Dominik Auer , Karl-Heinz Felix , Daniel Schildbach
- 申请人: Michael Stepp , Dominik Auer , Karl-Heinz Felix , Daniel Schildbach
- 申请人地址: DE Munich
- 专利权人: Wacker Chemie AG
- 当前专利权人: Wacker Chemie AG
- 当前专利权人地址: DE Munich
- 代理机构: Brooks Kushman P.C.
- 优先权: DE102011076303 20110523; DE102011076344 20110524
- 国际申请: PCT/EP2012/058370 WO 20120507
- 国际公布: WO2012/159874 WO 20121129
- 主分类号: C04B41/49
- IPC分类号: C04B41/49 ; C07F7/08 ; C07F7/18 ; C04B24/42 ; C04B41/00 ; C04B41/64 ; C04B28/02 ; C04B28/14
摘要:
Solid alkali metal salts of organosilanols and/or their hydrolysis/condensation products are prepared by hydrolysis of organosilanes in water and in the presence of a basic alkali metal salt. The products contain predominately methyl and ethyl organic groups, and C4 or higher hydrocarbon groups as well. The solid salts effectively hydrophobe building materials, while being easily mixed with water.
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