IHydroxypropyllylyl Methylcellulose isetshenziswa njengento engabonakali eluhlaza ukukhiqiza uwoyela, ongakubona ukusetshenziswa koshukela okuphelele, ukunciphisa inani lokusetshenziswa kwezinto ezingavuthiwe, futhi kunciphise izindleko zokwelashwa kwamanzi amdaka. Le hydroxypropyll methyllellose isici esiyinhloko esibonisa ukusebenza kahle kwe-batch, fed-batch nezinqubo zokuvuselelwa okuqhubekayo, ukugwema uchungechunge lwezinkinga ezinjengokulawula ukwakheka okuphakathi nendawo yokuhlazeka; Kuyasiza futhi ekuqondisweni kwenqubo yokuvutshelwa.
I-Hydroxypropylm methylcellulose, i-cellulose eluhlaza eluhlaza, ingahlanzwa ukotini noma upuleti wezinkuni. Kudingeka kakhulu ukuqhosha ngaphambi kwe-alkalization noma ngesikhathi se-alkalization. Ukuchotshozwa ukuqeda impahla evuthayo ye-cellulose ngamandla emishini. Ukwakheka kombuso we-aggregation kwama-cellulose macromolecule kunganciphisa izinga le-crystallity kanye ne-polymerization, ngaleyo ndlela kuthuthukise ukufinyeleleka kanye nekhono lokuphendula amakhemikhali le-realent reangent emaqenjini amathathu e-purlroxel eqembu le-clucose macromolecule.
Yize umgomo wokuhlanganiswa kwe-hydroxypropylllllllll akayona inkimbinkimbi, izindawo ezahlukahlukene zokuqhekeka okukhona, ukuphehla okubonakalayo, ukulungiswa kwe-solvent, ukuphehla komoya, ukuwasha nokusoma kubandakanya inani elikhulu lobuchwepheshe obukhulu kanye nolwazi olucebile. Ngezinhlobo ezahlukene zemikhiqizo, imvelo ngayinye inezimo zakamuva zokulawula, njengokushisa, isikhathi, ingcindezi nokulawulwa kokugeleza kwezinto ezibonakalayo. Imishini yokusiza nokulawula izinsimbi zokulawula ziyiziqinisekiso ezinhle zekhwalithi yomkhiqizo ezinzile nezinhlelo zokukhiqiza ezithembekile.
Njengoba ukusebenza kwe-hydroxypropylllylylylyl kufana nezinye izithambisa amanzi, kungasetshenziswa ku-latex Paint kanye nezakhi ze-water-ancibilike ze-resin resin paint njenge-ejenti eyakha amafilimu, i-emulsifier ne-stabilizer.
Yenza ifilimu ehlanganayo ibe nokuvimbela okuhle, ukulinganisa nokunamathela, futhi kuthuthukise ukungezwani komhlaba, ukuqina ku-acid ne-alkali, kanye nokuhambisana nemibala yensimbi. I-Hydroxypropylm Methylcellulose inomphumela omuhle njengoMkhulu we-White Polyvinyl Acetate Paint. Izinga lokufaka esikhundleni se-surlulose ether liyanda, futhi ukumelana nokuguguleka kwamagciwane nakho kuyathuthukiswa.
Isikhathi sePosi: Dec-22-2022