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Starch emegharịrị
A na-akpọkwa ya ihe nrụpụta starch, nke a na-emepụta site na anụ ahụ, kemịkalụ ma ọ bụ enzymatically na-agwọ ya na starch obodo ka ọ gbanwee, wusie ike ma ọ bụ mebie ihe ọhụrụ site na mgbawa molekụla, nhazigharị ma ọ bụ iwebata otu ọhụrụ dochie anya.Enwere ọtụtụ ụzọ isi gbanwee starch nri, dị ka isi nri, hydrolysis, oxidation, bleaching, oxidation, esterification, etherification, crosslinking na wdg.
Mgbanwe nke anụ ahụ
1. Pre-gelatinization
2. ọgwụgwọ radieshon
3. ọgwụgwọ okpomọkụMgbanwe kemịkalụ
1. Esterification: acetylated starch, esterified na acetic anhydride ma ọ bụ vinyl acetate.
2. Etherification: Hydroxypropyl starch, etherified na propylene oxide.
3. Acid mesoo starch , mesoo na inorganic acid.
4. Alkaline mesoo starch, mesoo na inorganic alkaline.
5. starch na-acha ọcha, mesoo hydrogen peroxide.
6. Oxidation: Oxidized starch, mesoo na sodium hypochlorite.
7. Emulsification: starch sodium Octenylsuccinate, esterified na octenyl succinic anhydride.
