Coloration of acetylated wood
US10315332B2 · kind B2 · utility
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37Claims
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Key dates
| Filing date | Nov 10, 2017 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Nov 10, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB27K2240/20
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Techniques and products are described for coloring acetylated wood products. An acetylated wood product can be impregnated by a coloring medium within a chamber and the colorant or colorants contained within the coloring medium can be fixed to the acetylated wood product by the application of heat or by application of radio frequency radiation to color any external surface or interior region of the acetylated wood product which has been impregnated by the coloring medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.