Bamboo fiber, preparation method thereof and bamboo fiber wound hydrogen storage tank
The invention discloses a bamboo fiber, a preparation method thereof and a bamboo fiber wound hydrogen storage tank, and the preparation method of the bamboo fiber comprises the following steps: cutting natural bamboo into bamboo poles with equal length, soaking the bamboo poles in boiling water for...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a bamboo fiber, a preparation method thereof and a bamboo fiber wound hydrogen storage tank, and the preparation method of the bamboo fiber comprises the following steps: cutting natural bamboo into bamboo poles with equal length, soaking the bamboo poles in boiling water for pretreatment, and removing water-soluble organic matters; hydrogen peroxide, organic acid and H2SO4 are mixed in proportion, a peroxy acid solution is prepared, and in the peroxy acid solution, the concentration of hydrogen peroxide is 7-24 wt%, the concentration of organic acid is 15-55 wt%, and the concentration of H2SO4 is 0.5-3 wt%; the pretreated bamboo poles are soaked in a peroxy acid solution for 12-20 h at the temperature of 50-60 DEG C, and bamboo fibers are obtained; then, bamboo fibers are soaked in an alkaline solution for neutralization, and washing is conducted after neutralization is completed; performing vacuum drying on the washed bamboo fibers, and twisting to prolong the length of the bamboo fi |
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