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Softened Wood Treated by Deep Eutectic Solvents.

Yan Wu1,2, Lechen Yang1,2, Jichun Zhou1,2

  • 1College of Furnishings and Industrial Design, Nanjing Forestry University, Nanjing 210037, China.

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Summary
This summary is machine-generated.

A novel method uses deep eutectic solvents (DES) to prepare softened wood (SW) with enhanced flexibility and a porous structure. This environmentally friendly approach offers a promising alternative for wood modification in various applications.

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Area of Science:

  • Materials Science
  • Green Chemistry
  • Wood Science

Background:

  • Softened wood (SW) is valuable for home furnishing, interior decoration, and construction.
  • Traditional wood softening methods struggle to meet industrial demands for efficiency and quality.

Purpose of the Study:

  • To develop an efficient and eco-friendly method for preparing softened wood (SW).
  • To investigate the properties of SW prepared using deep eutectic solvents (DES).

Main Methods:

  • Designed and prepared five types of deep eutectic solvents (DES).
  • Treated natural wood (NW) with DES using microwave assistance.
  • Analyzed the structural, chemical, and mechanical properties of the resulting SW.

Main Results:

  • DES-treated wood exhibited a highly porous network structure with partial removal of lignin, hemicellulose, and cellulose.
  • The softened wood (SW) showed significant color changes, reduced hardness, and excellent mechanical flexibility.
  • Compression rebound rates of up to approximately 90% were achieved for the SW.

Conclusions:

  • Deep eutectic solvents provide an effective and sustainable route for wood softening.
  • The enhanced properties of SW, particularly its flexibility and porous structure, offer significant potential for new wood product applications.