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Setache se fetotsoeng
E boetse e bitsoa derivatives ea starch, e hlahisoang ke ho phekola 'meleng, lik'hemik'hale kapa ka mokhoa oa enzymatic ka starch ea tlhaho ho fetola, ho matlafatsa kapa ho senya thepa e ncha ka molecular cleavage, rearrangement kapa kenyelletso ea lihlopha tse ncha tse ncha.Ho na le mekhoa e mengata ea ho fetola starch ea lijo, joalo ka ho pheha, hydrolysis, oxidation, bleaching, oxidation, esterification, etherification, crosslinking joalo-joalo.
Phetoho ea 'mele
1. Pele ho gelatinization
2. Kalafo ea mahlaseli
3. Kalafo ea mochesoPhetoho ea lik'hemik'hale
1. Esterification: Acetylated starch , esterified ka acetic anhydride kapa vinyl acetate.
2. Etherification: Hydroxypropyl starch , etherified ka propylene oxide.
3. Acid tšoaroa starch , e tšoaroa ka inorganic acid.
4. Alkaline tšoaroa starch, tšoaroa ka inorganic alkaline.
5. bleached starch, e sebetsana le hydrogen peroxide.
6. Oxidation: Oxidized starch, e tšoaroa ka sodium hypochlorite.
7. Emulsification: starch sodium Octenylsuccinate, esterified ka octenyl succinic anhydride.
