Na cellulose ke polymer ea tlhaho kapa ea maiketsetso?

Na cellulose ke polymer ea tlhaho kapa ea maiketsetso?

Celluloseke polima ea tlhaho, karolo ea bohlokoa ea marako a lisele tsa limela. Ke e 'ngoe ea metsoako ea lintho tse phelang tse ngata ka ho fetisisa Lefatšeng 'me e sebetsa e le thepa ea meralo sebakeng sa limela. Ha re nahana ka selulose, hangata re e amahanya le boteng ba eona lehong, k’hothone, pampiring le linthong tse ling tse sa tšoaneng tse entsoeng ka limela.

Sebopeho sa selulose se na le liketane tse telele tsa limolek'hule tsa tsoekere tse hokahaneng ka li-bond tsa beta-1,4-glycosidic. Liketane tsena li hlophisitsoe ka tsela e lumellang hore li thehe mehaho e matla, e nang le fiber. Tlhophiso e ikhethang ea liketane tsena e fa cellulose litšobotsi tsa eona tse tsotehang tsa mochine, e leng se etsang hore e be karolo ea bohlokoa ho fana ka tšehetso ea sebopeho ho limela.

https://www.ihpmc.com/

Ts'ebetso ea selulose ka har'a limela e kenyelletsa enzyme cellulose synthase, e etsang polymerize limolek'hule tsa tsoekere ka liketane tse telele ebe e li fetisetsa leboteng la sele. Ts'ebetso ena e etsahala mefuteng e fapaneng ea lisele tsa semela, e tlatsetsang ho matla le ho tiea ha lisele tsa semela.

Ka lebaka la bongata ba eona le thepa e ikhethang, cellulose e fumane lits'ebetso tse ngata ho feta karolo ea eona ho baeloji ea limela. Liindasteri li sebelisa selulose bakeng sa tlhahiso ea pampiri, masela (joaloka k'hothone), le mefuta e itseng ea biofuel. Ho feta moo, lintho tse tsoang ho cellulose tse kang cellulose acetate le cellulose ethers li sebelisoa mefuteng e mengata ea lihlahisoa, ho kenyeletsoa meriana, li-additives tsa lijo le liphahlo.

Leha ho le joaloseluloseka boeona ke polima ea tlhaho, batho ba thehile mekhoa ea ho e fetola le ho e sebelisa ka litsela tse fapaneng. Ka mohlala, phekolo ea lik'hemik'hale e ka fetola litšobotsi tsa eona ho etsa hore e tšoanelehe bakeng sa lisebelisoa tse khethehileng. Leha ho le joalo, leha e le ka mefuta e fetotsoeng, cellulose e boloka tšimoloho ea eona ea mantlha ea tlhaho, e e etsa hore e be lisebelisoa tse fapaneng le tsa bohlokoa maemong a tlhaho le a boenjiniere.


Nako ea poso: Apr-24-2024