Extruding dyeing method of thin wood plate
A dyeing method and technology for wood, applied in wood treatment, wood processing equipment, wood treatment details, etc., can solve the problems of large amount of waste water, high energy consumption of thermal diffusion dyeing, and unsuitable for environmental protection requirements.
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[0019] The invention discloses a method for extruding and dyeing wood thin plates, and combines figure 1 As shown in
[0020] The specific operation process is described as follows:
[0021] (1) Preparation of dye solution: prepare a dye solution suitable for wood according to the target color. The colorant includes chemical colorants or chemical dyes, and additives corresponding to the colorants. The solution concentration is 0.0001% to 5%. The concentration is determined by factors such as the species of wood dyed, the depth of dyeing, and the type of dye. For example, for the coloring and dyeing of poplar wood veneer, acid dyes, direct dyes, reactive dyes, etc. are used, and corresponding penetrants and fixing agents are used as auxiliary agents; for chemical coloring, pyrogallic acid and catechol are used It is used as a coloring agent, and ferric chloride is used as an auxiliary agent. The preferred concentration is 0.1% to 0.5%. The dye solution can be at room temperature or...
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