Yintoni inkqubo yokwenziwa kwe-methylcellulose?
I-Methylcellulose luhlobo lwepolymer esekwe kwi-cellulose esetyenziswa kwizicelo ezahlukeneyo, kubandakanya ukutya, amayeza, kunye nezithambiso.Ngumgubo omhlophe, ongenavumba, ongenancasa onyibilika emanzini abandayo kwaye wenze ijeli xa ushushu.Iveliswa ngokuphatha i-cellulose nge-methyl chloride kunye ne-sodium hydroxide.
Inkqubo yokwenziwa kwe-methylcellulose ibandakanya amanyathelo amaninzi.Inyathelo lokuqala kukufumana imathiriyeli ekrwada, edla ngokuba yi-cellulose.I-cellulose inokufumaneka kwimithombo eyahlukeneyo, efana ne-pulp yamaplanga, umqhaphu, kunye neminye imicu yezityalo.Emva koko i-cellulose iphathwa nge-methyl chloride kunye ne-sodium hydroxide ukwenza i-methylcellulose polymer.
Inyathelo elilandelayo kukucoca i-methylcellulose.Oku kwenziwa ngokususa ukungcola okufana ne-lignin, i-hemicellulose, kunye nezinye izinto ezinokuphazamisa izinto ezifunwayo ze-methylcellulose.Oku ngokuqhelekileyo kwenziwa ngokuphatha i-methylcellulose nge-asidi okanye i-alkali, okanye ngokusebenzisa inkqubo ebizwa ngokuba yi-fractionation.
Emva kokuba i-methylcellulose ihlanjululwe, yomiswa kwaye igutywe ibe ngumgubo.Lo mgubo uze ulungele ukusetyenziswa kwizicelo ezahlukeneyo.
I-Methylcellulose inokusetyenziswa njenge-ejenti yokuqina, i-emulsifier, i-stabilizer, okanye i-gelling agent.Iyasetyenziswa nakwiimveliso zokutya ezifana ne-ayisikrimu, izinxibo zesaladi, kunye neesosi.Kumayeza, isetyenziswa njenge-binder, i-agent exhomayo, kunye ne-tablet coating.Kwizinto zokuthambisa, isetyenziswa njenge-thickener, emulsifier, kunye ne-stabilizer.
Inkqubo yokwenziwa kwe-methylcellulose ilula kwaye iyasebenza.Yindlela engabizi kakhulu yokuvelisa iintlobo ezininzi zeemveliso kunye nosetyenziso oluhlukeneyo.Ikwayinto ekhuselekileyo neyiyo engeyotyhefu enokusetyenziswa kwiintlobo ngeentlobo zezicelo.
Ixesha lokuposa: Feb-08-2023