Microwave dip dyeing method for willow twigs
A wicker and microwave technology, which is applied in the direction of impregnating wood, wood impregnation, radiation/wave wood treatment, etc., can solve the problems of wicker single color, easy to crack, and oxidative discoloration of wicker fibers, etc., to achieve durable and stable dyeing effect, high fixation, The effect of improving dyeing power
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[0019] A method for wicker microwave dipping and dyeing, comprising the following steps:
[0020] (1) Bundle the wicker and put it into a steamer, add water to soak it, steam it for 1 hour, then remove and drain;
[0021] (2) Put the wicker obtained in step (1) into the alkaline oxygen bath, cook for 50 minutes according to the bath ratio of 1:10, take it out and wash it until neutral;
[0022] (3) Put the material obtained in step (2) into the chitosan acid solution, soak it for 1 hour according to the bath ratio of 1:10, take it out, and dry it until the water content is 30%;
[0023] (4) Prepare liquid dyes according to the coloring requirements;
[0024] (5) Prepare anti-crack dyeing aids;
[0025] (6) Mix the liquid dye with the anti-cracking auxiliary dyeing agent, heat to 60°C, stir evenly and immerse the wicker obtained in step (3), turn on the microwave generator device, discharge the material after microwave dipping treatment for 20 minutes, and send it to the dryi...
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