| abstract |
The invention discloses a natural polysaccharide composite material with a brick-mud structure, a preparation method and application, comprising the following steps: step 1: preparing natural polysaccharide into particles or microfibers; step 2: dispersing the particles or the microfibers in water, adding a water-soluble polyhydroxy polymer or polyamino polymer solution, and uniformly mixing to form a premixed solution; processing the premixed liquid to prepare a premixed material; and step 3: immersing the premixed material into an alkali solution for full action, and washing to be neutral to obtain the required natural polysaccharide composite material; the preparation process is carried out at room temperature, has low energy consumption, is green and environment-friendly, has simple preparation process, and is beneficial to industrial production. |