Method and composition for rejuvenating weathered polymeric materials

CAFC
  • US 6,669,991 B2
  • Filed: 03/22/2002
  • Issued: 12/30/2003
  • Est. Priority Date: 03/22/2002
  • Status: Active Grant
First Claim
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1. A method for rejuvenating the surface of vinyl siding, the method comprising:

  • applying a composition to the surface of the vinyl siding, where the composition consists essentially of one or more organic solvent compounds that have a solubility parameter (δ

    ) of from about 8.0 to about 10.6 (cal/cm3)½

    , optionally one or more diluents selected from the group consisting of aliphatic distillates, aromatic distillates, naphtha, pine oil, tricresyl phosphate, and mixtures thereof, and optionally one or more antioxidants, thermal stabilizers, bacteriostats, ultraviolet absorbers, and a mixture thereof.

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