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Coated structural units having improved physical properties

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专利汇可以提供Coated structural units having improved physical properties专利检索,专利查询,专利分析的服务。并且The disclosure of this application is directed to structural units, as for example, structural units of concrete, wood, paper, bradish cloth and the like to be used in the construction, building and other like industries, which are coated with a composition based on an alkali metal silicate, a sodium tripolyphosphite wetting agent and a filler to provide structural units having improved ''''sealant'''' and fire-resistant characteristics.,下面是Coated structural units having improved physical properties专利的具体信息内容。

1. A STRUCTURAL UNIT OF CONCRETE OR CINDER BLOCK COATED WITH A COMPOSITON CONSISTING ESSENTIALLY OF AN AQUEOUS SOLUTION OF AN ALKALI METAL SILICATE CONTAINING AT LEAST ABOUT 0.5 MOLES OF S PER MOLE NA2O, A FILLER AND A SODIUM TRIPOLYSPHOSPHITE WETTING AGENT WHEREIN SAID FILLER IS PRESENT IN AN AMOUNT OF ABOUT ONE TO ABOUT 100 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF SAID SILICATE AND SAID WETTING AGENT IS PRESENT IN AN AMOUNT OF ABOUT 0.5 TO ABOUT 10 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF SAID SILICATE.
2. A structural unit as defined in claim 1 wherein the said silicate contains about 1.5 to about 3.75 moles SiO2 per mole Na2O.
3. A structural unit as defined in claim 1 wherein the filler of the composition is asbestos.
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