A method for increasing the permeability of wood

A method for increasing the permeability of wood

  • CN 1,310,663 A
  • Filed: 06/09/1999
  • Published: 08/29/2001
  • Est. Priority Date: 06/09/1998
  • Status: Abandoned Application
First Claim
Patent Images

1. a method that improves wood permeability is included in frequency (f) and is about 0.1~

  • 24GHz, and power level (p) is about 10W/cm 2

    100kW/cm 2Duration is about under 0.05~

    600 second the condition, timber to moisture content (based on dry weight) at least 15% carries out microwave irradiation, make the water evaporates in the timber, press in timber, producing, thereby by partially or completely destroying ray cell'"'"'s tissue, soften and the discharge wood resin, radial direction along timber forms passage, and/or, in timber, produce cavity by the marrow of penetrating to destroy, improve the permeability of timber, described cavity mainly timber radially-fore-and-aft plane in, wherein the overall integrity of timber is maintained substantially.

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