Drying method for preventing fraxinus mandshurica from cracking
A drying method and water-curing technology, applied in wood treatment, wood impregnation, wood impregnation, etc., can solve problems such as adverse effects on performance, easy cracking and warping, rough wood structure, etc., to reduce hygroscopicity and increase internal energy. , Improve the effect of shrinkage resistance
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Embodiment 1
[0015] In the embodiment of the present invention, a kind of drying method that prevents Fraxinus mandshurica from cracking, concrete method is as follows:
[0016] (1) Submerge the cut ash wood workpiece in sodium chloride solution for 45 minutes, take it out, put it in a freezer with a temperature of -20°C for 24 minutes, and then adjust the temperature to -8°C to continue Constant temperature freezing treatment for 38 minutes;
[0017] (2) Put the ash wood workpiece treated in step (1) into the steam treatment at 440°C for 23 minutes, then adjust the temperature to 210°C and continue the constant temperature steam treatment for 23 minutes, take it out, and immerse it in the treatment agent. After boiling, keep warm and soak for 55~60min;
[0018] The treatment agent is made of the following raw materials in parts by weight: 18 parts of acrylic resin, 1.3 parts of triacontanol, 4.4 parts of copper acetate, 6.5 parts of hydroxyethylamine, 2.2 parts of glycine, and 60 parts o...
Embodiment 2
[0023] In the embodiment of the present invention, a kind of drying method that prevents Fraxinus mandshurica from cracking, concrete method is as follows:
[0024] (1) Submerge the cut and processed ash wood workpiece in sodium chloride solution for 48 minutes, take it out, put it in a freezer with a temperature of -20~-18°C for 26 minutes, and then adjust the temperature to - Continue constant temperature freezing treatment at 7°C for 40 minutes;
[0025] (2) Put the ash wood workpiece treated in step (1) into the steam treatment at 450°C for 25 minutes, then adjust the temperature to 220°C and continue the constant temperature steam treatment for 25 minutes, take it out, and immerse it in the treatment agent on medium heat After boiling, keep warm and soak for 58 minutes;
[0026] The treatment agent is made of the following raw materials in parts by weight: 19 parts of acrylic resin, 1.4 parts of triacontanol, 4.6 parts of copper acetate, 6.7 parts of hydroxyethylamine, 2...
Embodiment 3
[0031] In the embodiment of the present invention, a kind of drying method that prevents Fraxinus mandshurica from cracking, concrete method is as follows:
[0032] (1) Submerge the cut ash wood workpiece in sodium chloride solution for 50 minutes, take it out, put it in a freezer with a temperature of -18°C for 28 minutes, and then adjust the temperature to -6°C to continue Constant temperature freezing treatment for 42 minutes;
[0033] (2) Put the ash wood workpiece treated in step (1) into the steam treatment at 460°C for 27 minutes, then adjust the temperature to 230°C and continue the constant temperature steam treatment for 27 minutes, take it out, and immerse it in the treatment agent. After boiling, keep warm and soak for 60 minutes;
[0034] The treatment agent is made of the following raw materials in parts by weight: 20 parts of acrylic resin, 1.5 parts of triacontanol, 4.8 parts of copper acetate, 6.9 parts of hydroxyethylamine, 2.4 parts of glycine, and 65 parts...
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