发明名称 |
Aqueously-swelling water stopper and a process of stopping water thereby |
摘要 |
The disclosed water stopper and water stopping process use an aqueously-swelling water-stopping composition consisting of 10 to 40 weight % of rubber whose main ingredient is reclaimed rubber, 10 to 20 weight % of silicic compound, 10 to 60 weight % of bentonite, and 10 to 40 weight % of plasticizer. The aforesaid water-stopping composition may be extruded into an elongated water stopper with or without a core therein, which water stopper can be inserted into a joint gap or other gap of structural members to stop water at the gap.
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申请公布号 |
US4366284(A) |
申请公布日期 |
1982.12.28 |
申请号 |
US19810226896 |
申请日期 |
1981.01.21 |
申请人 |
HAYAKAWA RUBBER COMPANY LIMITED |
发明人 |
ISHIDO, YOSHINOBU;TANAKA, HIDEO |
分类号 |
C09K3/10;E04B1/68;E04B1/684;(IPC1-7):C08J3/12;C08J3/20;C08K3/34;C08L61/00 |
主分类号 |
C09K3/10 |
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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