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Wood treatment for dimensional stabilization

  • US 10,442,110 B2
  • Filed: 10/25/2018
  • Issued: 10/15/2019
  • Est. Priority Date: 07/31/2014
  • Status: Active Grant
First Claim
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1. A treated wood product comprising a composition consisting essentially of polypropylene glycol or a polypropylene glycol copolymer with an average molecular weight of between at least 500 and 100,000, wherein the treated wood product has a retention of at least 5 pounds per cubic foot (pcf) of the polypropylene glycol or a polypropylene glycol copolymer, and wherein the treated wood product has improved dimensional stability compared to an untreated wood product, and wherein the treated wood product is produced by a treatment process comprising pressure, vacuum, or microwave treatment.

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