Sesebelisoa le ho hlophisoa ha hydroxethyl methyl methyl cellulolose hemc

Hydroxeeyl methyl celllolose hemce ka sebelisoa e le moemeli ea sireletsang oa colloid, emulfier le ho akheloa ka lebaka la ts'ebetso ea eona e sebetsang ka tharollo ea metsi a mabe. Mohlala oa kopo ea ona o tjena: phello ea hydroxethyl methyl cellulose mabapi le thepa ea samente. Hydroxethyl Methylcelulolose ke phofo e tšoeu e se nang meno e senyehileng e qhibilihang metsing a batang a ho theha tharollo e hlakileng, e che. E na le thepa ea ho holisa, ho tlama, ho theha mongobo, ho emisoa, ho boloka mongobo le ho sireletsa li-colloids. Ka lebaka la ts'ebetso e sebetsang ea tharollo, e ka sebelisoa e le moemeli ea sireletsang ea kokoana-hloko, e tsubang le e nyarosang. Hydroxethyl Methyl Methyl Methyl Mothyl Mothyl Mothyl Mothyl Mothyl
Itokisetse
Mokhoa oa ho pheha hydroxethyl methyl methyl ka ho sebelisa k'hothone e ntlafalitsoeng joalo ka lisebelisoa tse tala ho itokisetsahydroxeeyl methyl cellulolose. Lisebelisoa tse tala tsa ho lokisa hydroxethyl methyl methyl methyl ka boima ba metsi, 304-80 likarolo tsa sodium hydroxide, 80-85 likarolo tse 80-85 tsa Kolo ea k'hothone e hloekisitsoeng, likarolo tse 20-28 tsa likarolo tsa oxythathane, tse 80-90 tsa methyl chloride, le likarolo tse 16-19 tsa asiti ea acetic acid; Mehato e Ikhethileng ke:

Mohato oa pele, molemong oa Tolue le Isipropanol motsoako, metsi, le sodium hydroxide, futhumatsa ho fihlela 60 ~ 80;

Mohato oa bobeli, Alkalization: Phola lisebelisoa tse kaholimo ho la 30 ~ 50 ℃, tlatsa motsoako oa Toluvent Maemo a tjena: nako ea ho il'o fetolela ke lihora tse peli, 'me mocheso oa Alkalization o le 30 ° C;

Mohato oa boraro, setheo sa ma-alkaliation se phetheloa, 'muelli o tlositsoe ho 0.05 ~ 0.07Ma, changne ​​oxide le metsotso e 50 Mokhahlelo oa pele oa phatla: 40 ~ 60 ℃, hora ea 1.0 ~, khatello e laoloa pakeng tsa 0 0,150.3Le; Mokhahlelo oa bobeli oa phallo: 60 ~ 90 ℃, lihora tse 2,0, khatello e laoloa lipakeng tsa 0,40.8mpa;

Mohato oa 4, ho se nke lehlakore: Ho eketsa asiti ea acic e kholo esale pele, tobetsa ka 75 ~0 ℃, le ho lemoha boleng ba PH e fumanoang 68 Ha pula e phetheloa, tanka ea Puo e tletse ka metsi a pompo e tšoaroang ke sesebelisoa se sa sebetseng ho 90 ℃ ~ 100 ℃;

Mohato oa bohlano, ho hlatsoa li-centrifigal: Lintho tse hlahang bothateng ba bone li fetisetsoa ke metsi a chesang pele, 'me litaba tsa ho hlatsoa;

Mohato oa botšelela, lisebelisoa tsa Centrifigigal: Lingoliloeng tse sirelelitsoeng li tsamaisoa ka sekhukhu ka har'a setlolo se omisitsoeng ka 150-170 ° C, 'me ho beiloe thepa e omisitsoeng.

Bapisoa le e tengCellulose EtherMahlale a tlhahiso, ho qaptjoa hona joale a amohela moetsi oa Ethylene oxide ea hydroxethy, botsitso ba hydroxethy, botsitso ba botle ba hydroxeth E ka sebelisoa ho fapana le e-nte e 'ngoe ea cellulose ethe.