I-Hydroxypropyl methylcellulose yenziwe nge-cellulose ecotton emsulwa kakhulu ngokusebenzisa i-etherification ekhethekile ngaphansi kwezimo ze-alkaline, futhi yonke inqubo iqedwa ngaphansi kokuqapha okuzenzakalelayo. Ayincibiliki ku-ether, i-acetone kanye ne-ethanol ephelele, futhi ivuvukala ibe yisisombululo se-colloidal esicacile noma esinamafu kancane emanzini abandayo. Isixazululo samanzi sinomsebenzi wobuso, ukucaca okuphezulu kanye nokusebenza okuzinzile. Singasetshenziswa njengethayela lokunamathisela, imabula, umhlobiso wepulasitiki, ukuqinisa i-paste, futhi singanciphisa nenani lesimende. Ukusebenza kokugcina amanzi kwe-hydroxypropyl methyl fiber kuvimbela i-slurry ekuqhekekeni ngenxa yokomisa ngokushesha ngemva kokusetshenziswa, futhi kuthuthukisa amandla ngemva kokuqina.
Ngokuncipha kokuqukethwe kwe-methoxyl, iphuzu lejeli liyakhula, ukuncibilika kwamanzi kuyancipha, kanti nomsebenzi womphezulu nawo uyancipha. Umkhiqizo unezici zekhono lokujiya, ukumelana nosawoti, impuphu yomlotha ephansi, ukuzinza kwe-pH, ukugcinwa kwamanzi, ukuzinza kobukhulu, ukwakheka kwefilimu okuhle kakhulu, kanye nokumelana kwama-enzyme ahlukahlukene, ukuhlakazeka kanye nokuhlangana.
Isetshenziswa njengesithambisi, isihlanzisi kanye nesiqinisi embonini yopende, futhi ihambisana kahle namanzi noma izinyibilikisi eziphilayo. Njengesisusa upende. Isetshenziswa njengesithambisi, isihlanzisi kanye nesiqinisi embonini yoyinki, futhi ihambisana kahle namanzi noma izinyibilikisi eziphilayo. Lo mkhiqizo usetshenziswa kabanzi nasezimbonini zesikhumba, zephepha, zokulondolozwa kwezithelo nemifino kanye nezendwangu.
Isikhathi sokuthunyelwe: Mashi-30-2023