Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment

To extend the potential application of ultrasonic treatment in dyeing low-quality wood to improve decorative value, wood veneers were dyed with an ultrasonic assisted dyeing system. The effects of ultrasonic power, dye concentration, dyeing time, and temperature of ultrasonic-assisted treatment on d...

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Main Authors: Yi Liu, Jihang Hu, Jianmin Gao, Hongwu Guo, Yao Chen, Qingzheng Cheng, Brian K. Via
Format: Article
Language:English
Published: North Carolina State University 2015-01-01
Series:BioResources
Subjects:
Online Access:http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_10_1_1198_Liu_Wood_Veneer_Dyeing_Enhancement
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author Yi Liu
Jihang Hu
Jianmin Gao
Hongwu Guo
Yao Chen
Qingzheng Cheng
Brian K. Via
author_facet Yi Liu
Jihang Hu
Jianmin Gao
Hongwu Guo
Yao Chen
Qingzheng Cheng
Brian K. Via
author_sort Yi Liu
collection DOAJ
description To extend the potential application of ultrasonic treatment in dyeing low-quality wood to improve decorative value, wood veneers were dyed with an ultrasonic assisted dyeing system. The effects of ultrasonic power, dye concentration, dyeing time, and temperature of ultrasonic-assisted treatment on dye-uptake, chromatic value, crystallinity, thermal stability, chemical structure, and microstructure for dyed wood veneer were investigated. The dye-uptake, chromatic value, and dyeing rate were improved by ultrasonic-assisted treatment. The effect was strengthened with an increase in ultrasonic power, dye concentration, and dyeing time and temperature. After ultrasonic treatment, the dyed wood properties such as lignin degradation, crystallization and thermal stability decreased slightly, and part of the wood microstructure such as the pit membrane and parenchyma cells was mechanically damaged. Ultrasonic-assisted treatment enhanced the permeability of wood by creating new fluid channels and sorption sites, and it is believed to be an energy-efficient and environmental wood dyeing technique.
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spelling doaj.art-81ff55135d894657a4e55b861050e9e72022-12-21T19:02:53ZengNorth Carolina State UniversityBioResources1930-21261930-21262015-01-011011198121210.15376/biores.10.1.1198-1212Wood Veneer Dyeing Enhancement by Ultrasonic-assisted TreatmentYi Liu0Jihang Hu1Jianmin Gao2Hongwu Guo3Yao Chen4Qingzheng Cheng5Brian K. Via6MOE Key Laboratory of Wooden Material Science and Application, Beijing Forestry University, Beijing 100083, China; Beijing Key Laboratory of Wood Science and Engineering, Beijing Forestry University, Beijing 100083, China; MOE Engineering Research Center of Forestry Biomass Materials and Bioenergy, Beijing Forestry University, Beijing 100083, China; Forest Products Development Center, School of Forestry and Wildlife Sciences, Auburn University, Auburn, AL 36830 USA; ChinaMOE Key Laboratory of Wooden Material Science and Application, Beijing Forestry University, Beijing 100083, China; Beijing Key Laboratory of Wood Science and Engineering, Beijing Forestry University, Beijing 100083, China; MOE Engineering Research Center of Forestry Biomass Materials and Bioenergy, Beijing Forestry University, Beijing 100083, China; ChinaBeijing Forestry University; ChinaMOE Key Laboratory of Wooden Material Science and Application, Beijing Forestry University, Beijing 100083, China; Beijing Key Laboratory of Wood Science and Engineering, Beijing Forestry University, Beijing 100083, China; MOE Engineering Research Center of Forestry Biomass Materials and Bioenergy, Beijing Forestry University, Beijing 100083, China; ChinaMOE Key Laboratory of Wooden Material Science and Application, Beijing Forestry University, Beijing 100083, China; Beijing Key Laboratory of Wood Science and Engineering, Beijing Forestry University, Beijing 100083, China; MOE Engineering Research Center of Forestry Biomass Materials and Bioenergy, Beijing Forestry University, Beijing 100083, China;; ChinaForest Products Development Center, School of Forestry and Wildlife Sciences, Auburn University, Auburn, AL 36830 USA; United StatesForest Products Development Center, School of Forestry and Wildlife Sciences, Auburn University, Auburn, AL 36830 USA; United StatesTo extend the potential application of ultrasonic treatment in dyeing low-quality wood to improve decorative value, wood veneers were dyed with an ultrasonic assisted dyeing system. The effects of ultrasonic power, dye concentration, dyeing time, and temperature of ultrasonic-assisted treatment on dye-uptake, chromatic value, crystallinity, thermal stability, chemical structure, and microstructure for dyed wood veneer were investigated. The dye-uptake, chromatic value, and dyeing rate were improved by ultrasonic-assisted treatment. The effect was strengthened with an increase in ultrasonic power, dye concentration, and dyeing time and temperature. After ultrasonic treatment, the dyed wood properties such as lignin degradation, crystallization and thermal stability decreased slightly, and part of the wood microstructure such as the pit membrane and parenchyma cells was mechanically damaged. Ultrasonic-assisted treatment enhanced the permeability of wood by creating new fluid channels and sorption sites, and it is believed to be an energy-efficient and environmental wood dyeing technique.http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_10_1_1198_Liu_Wood_Veneer_Dyeing_EnhancementUltrasonic-assisted treatmentImprovementWood dyeingPermeability
spellingShingle Yi Liu
Jihang Hu
Jianmin Gao
Hongwu Guo
Yao Chen
Qingzheng Cheng
Brian K. Via
Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment
BioResources
Ultrasonic-assisted treatment
Improvement
Wood dyeing
Permeability
title Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment
title_full Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment
title_fullStr Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment
title_full_unstemmed Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment
title_short Wood Veneer Dyeing Enhancement by Ultrasonic-assisted Treatment
title_sort wood veneer dyeing enhancement by ultrasonic assisted treatment
topic Ultrasonic-assisted treatment
Improvement
Wood dyeing
Permeability
url http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_10_1_1198_Liu_Wood_Veneer_Dyeing_Enhancement
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AT yaochen woodveneerdyeingenhancementbyultrasonicassistedtreatment
AT qingzhengcheng woodveneerdyeingenhancementbyultrasonicassistedtreatment
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