Pineapple leaves, once discarded as agricultural waste, are being transformed into high-end fabrics in Zhanjiang, Guangdong province, bolstering local agriculture and rural revitalization efforts.

"It can annually provide 36,000 tons of fibers, equivalent to the fiber production of 666.67 sq km of flax, or 333.33 sq km of cotton fields," Li noted. Li envisions a comprehensive new industry.

Dopamine, as a universal material for surface treatment, can effectively improve the surface performance of aramid fibers. However, directly processing the surface of aramid fibers using dopamine ...