Title:
PRODUCTION METHOD OF COMPRESSED WOOD
Document Type and Number:
WIPO Patent Application WO/2024/070452
Kind Code:
A1
Abstract:
This production method of compressed wood comprises: an impregnation step of pressure-impregnating block-shaped wood of 3 mm or greater in thickness with an organic acid aqueous solution containing an organic acid; a drying step of drying the wood in a wet condition impregnated with the organic acid aqueous solution; a compressing step of compressing the dried wood while heating at 140 °C or higher; and a heating step of heating the compressed wood without compressing.
Inventors:
MORI KENJI
MASUNO MICHINOBU
MASUNO MICHINOBU
Application Number:
PCT/JP2023/031514
Publication Date:
April 04, 2024
Filing Date:
August 30, 2023
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
B27K3/34
Domestic Patent References:
| WO2021049057A1 | 2021-03-18 |
Foreign References:
| JP2007090839A | 2007-04-12 | |||
| JP2003211412A | 2003-07-29 | |||
| JPS58119803A | 1983-07-16 |
Attorney, Agent or Firm:
MORI Futoshi et al. (JP)
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