Preparation method of ionic liquid composite natural polymer adsorbent

Abstract

The invention relates to the technical field of adsorbent processing, and discloses a preparation method of an ionic liquid composite natural polymer adsorbent, which comprises the following steps: 1) mixing an ionic solution and a coupling agent, and adding an ethanol solution to obtain a mixed solution A; 2) filtering the mixed solution A, and drying the filtered solution to obtain a mixed solution B; 3) adding animal collagen and chitosan into the mixed solution B to obtain a mixed solution C; and 4) adding a curing agent into the mixed solution C, and stirring at normal temperature to obtain the adsorbent. According to the preparation method of the ionic liquid composite natural polymer adsorbent, the whole preparation method is simple in process, processing is carried out at room temperature or 50 DEG C, the whole processing condition is mild, the operation difficulty is low, the final product is high in adsorption speed and high in adsorption capacity, meanwhile, adopted raw materials are cheap, and the preparation method is suitable for industrial production. And the production cost of the whole device is reduced.

Description

technical field [0001] The invention relates to the technical field of adsorbent processing, in particular to a preparation method of an ionic liquid composite natural polymer adsorbent. Background technique [0002] Over the years, people have been conducting extensive and in-depth research on adsorbents. With the rapid development of the polymer industry and the increasing demand for polymer chemical products, polymer adsorbents have been promoted by their advantages of good performance and low price. The further widespread application of adsorption technology has shown irreplaceable roles in various aspects such as water treatment, health care, agriculture and horticulture, construction, and food processing. At present, the development of polymer adsorbents with good performance, strong selectivity, low price and low production cost has become an important direction of polymer adsorbent process research. [0003] However, the processing adjustment and processing costs of...

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Problems solved by technology

[0003] However, the processing adjustment and processing costs of some existing polymeric adsorbents are relatively high, which makes the use of the overall polymeric adsorbent more difficult. Therefore, a preparation method with lower cost and lower processing conditions is required.