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    Home > Chemicals Industry > Chemical Technology > Preparation example of modified starch adsorbent (1)

    Preparation example of modified starch adsorbent (1)

    • Last Update: 2021-11-15
    • Source: Internet
    • Author: User
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    Preparation example

    ① Preparation of cationic starch adsorbent Xiao Haojiang et al.


    a.


    b.


    ②Preparation of anionic starch adsorbent In Jiugao, etc.


    a.


    b.


    c.


    ③ Preparation of amphoteric starch integrated adsorbent Zou Xinxi uses corn or sweet potato starch, cross-linked by epichlorohydrin, etherifying agent (monochloroacetic acid and 3-chloro-2-hydroxypropyltrimethylammonium chloride) anion, Cationization to prepare amphoteric starch chelating adsorbent


    a.


    b.


    I.


    c.


    I.


    II.


    ④Enzymatic modification to make cross-linked microporous starch adsorbent

    a.


    b.


     

     

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