Starch euth na cell eats bụ ụdị ekerelivatives ether ether ether eji rụọ ọrụ na ọrụ dị iche iche, karịsịa na owuwu na mkpuchi. Ọ bụ ezie na ha na-ekerịta ụfọdụ ụdị polymers-soluble na-eme ka ihe ndị na-eme ka ihe dị njọ ma na-edozi nsogbu, n'ụzọ dị iche na usoro kemịkalụ ha.
Stachi:
1. Isi mmalite:
- Enyemaka eke: A na-esite stachi ether ether site na stachi, nke bụ carbohydrate hụrụ na osisi. A na-ewepụtakarị stachi dị ka ọka, poteto, ma ọ bụ cassava.
2.. Chemical Commes:
- Ihe mejupụtara polmer: stachi bụ polysiccharide mejupụtara akụkụ glucose jikọtara ọnụ nke njikọ Glycosidic. A na-etinye ndị na-agba nke starch na-agbanwe agbanwe nke stachi, ebe Hydroxy Dị na Mkpịsị ụka na-ejikọ ndị otu Ether.
3. Ngwa:
- Industrylọ ọrụ owuwu: A na-ejikarị ụkpụrụ ụlọ stach na-arụ ọrụ dị ka ihe mgbakwunye na ngwaahịa dị iche iche, ngwa agha, na ciment. Ha na-enye aka na-enye ohere ọrụ, njigide mmiri, na adresion.
4. A na-ahụkarị:
- Hydroxyethyyth Starch (hes): Otutu starch ether bụ hydroxyethyl stachi, ebe a na-ewebata otu hydroxyethyyyyyyyyyyl ka ha gbanwee usoro stachi.
Cellugul eat:
1. Isi mmalite:
- Enyemaka sitere na eke: A na-enweta ewer ether si cellose, polymer eke nke dị na mgbidi nke osisi. Ọ bụ nnukwu akụrụngwa nke mgbidi osisi ma na-amịpụta site na isi mmalite dị ka osisi pups ma ọ bụ owu.
2.. Chemical Commes:
- Ihe mejupụtara polmer: cellulose bụ polymen litere nke mejupụtara glucose jikọtara ọnụ nke agbụ β-1,4-glycosidicc. Eversgbọala cellugul bụ usoro nke cellulose, ebe Hydroxy Dị na Cellulose modese modese na òtù dị iche iche.
3. Ngwa:
- Industrylọ ọrụ na-ewu ụlọ: Echiche cellugul na-ahụ iji ụlọ ọrụ na-ewu ihe, nke yiri starch. A na-eji ha na ngwaahịa ciment, talesi ndị na-eme ihe, na ogbunigwe iji mee ka njigide mmiri, ike na adresion.
4. A na-ahụkarị:
- Hydroxyethyth Cellulose (HEC): Otu ụdị celdrose bụ hydroxyethyth Cellulose, ebe a na-ewebata ìgwè na-eme ka usoro cellulose.
- Methy Cellulose (MC): A na-ahụkarị ụdị ọzọ bụ methyl cellulose, ebe Methy dị iche iche webatara.
Ndịrịta iche dị iche iche:
1. Isi mmalite:
- A na-enweta stachi ether ether site na stachi, a na-achọta na osisi.
- A na - enweta ether si cellulose, nnukwu akụrụngwa nke osisi osisi.
2.. Chemical Commes:
- The polymer na stachi ether bụ stachi, polysiccharide mejupụtara akụkụ glucose.
- Isi polymer maka cellulose bụ cellulose, polymen linear nke mejupụtara mkpụrụ glucose.
3. Ngwa:
- A na - eji ụdị ndị a na - eme ihe na ụlọ ọrụ owuwu, mana ngwa ndị akọwapụtara na hapụta nwere ike ịdị iche.
4. A na-ahụkarị:
- Hydroxyethyyth Starch (hes) na hydroxyethyth cellulose (hEC) bụ ihe atụ nke ndị a ever ester.
Ọ bụ ezie na stachi ether na cellymers bụ ma mmiri mmiri solubles na-eji dị ka ihe mgbakwunye na ngwa dị iche iche, ụlọ akwụkwọ ha, na ihe owuwu kemịkalụ dị iche iche. Ọdịiche ndị a nwere ike imetụta arụmọrụ ha na usoro na ngwa.
Oge post: Jan-06-2024