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Water-resistant latex sealants

  • US 4,340,524 A
  • Filed: 06/30/1980
  • Issued: 07/20/1982
  • Est. Priority Date: 06/30/1980
  • Status: Expired due to Term
First Claim
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1. In an acrylic resin latex based sealant composition, the improvement which comprises introducing about 0.1 to about 10 weight % of an hydrophobic resin dissolved in about 2 to about 20 weight % of a liquid organic, non-coagulating, non-gelling solvent into said acrylic resin latex together with an aqueous solution of about 0.5 to about 5.0 weight % of an hydrolyzed organoaminosilane containing sufficient base to maintain a pH of at least 8.5, with the proviso that the total weight of the components including the acrylic latex equals 100%.

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