发明授权
- 专利标题: Penetrating sealant composition
- 专利标题(中): 渗透密封胶组成
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申请号: US489740申请日: 1995-06-13
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公开(公告)号: US5560773A公开(公告)日: 1996-10-01
- 发明人: Bo H. Gimvang
- 申请人: Bo H. Gimvang
- 申请人地址: PA Philadelphia
- 专利权人: FMC Corporation
- 当前专利权人: FMC Corporation
- 当前专利权人地址: PA Philadelphia
- 主分类号: C04B41/50
- IPC分类号: C04B41/50 ; C04B41/68 ; C09D1/04 ; C09K3/10
摘要:
A penetrating sealant for use with cured silica-containing materials such as cement or concrete, the composition comprising a mixture of an alkali metal silicate, preferably lithium silicate, a cationic fluorinated surfactant, a non-ionic surfactant and water.
公开/授权文献
- US4980715A Automatic focus adjusting apparatus 公开/授权日:1990-12-25
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