Isizathu sokuthi kungani i-hydroxypropyl methylcellulose isetshenziswa kabanzi

IHydroxypropyl methylcellulose manje isisetshenziswa kuzo zonke izigaba zokuphila. Luhlobo luni lwempahla eluhlaza?

Ngokombono wenyama, i-hydroxypropyl methylcellulose iyi-ether engeyona ionic cellulose, impushana emhlophe, futhi ayinakho ukunambitheka. Embonini yezokwakha, ingasetshenziswa njenge-ejenti yokugcina amanzi kanye ne-retarder udaka lukasimende ukwenza udaka lumpompeke.

Okulandelayo ezinye izakhiwo ze-hydroxypropyl methylcellulose:

1. Ngokuzinza kwayo okuhle, ama-emulsion kanye nama-resin ancibilikayo angasetshenziswa njengama-emulsifiers, ama-stabilizers kanye nama-thickeners, njll., ukuze wenze ukugqoka kungagugi futhi kunamathele, futhi kuvumele inani elizinzile le-PH.

2. Inokugcina amanzi. Umsebenzi oyinhloko we-hydroxypropyl methylcellulose putty powder yukuthi ngiyakwazi ukugcina amanzi futhi ngidlale indima yokugcoba nokunamathela. Ithuthukisa ukumelana nokuncipha kanye nokuzikhukhumeza ukuze kuvinjwe isimo sempushana.

3. Ine-dispersibility enhle kuma-synthetic resins. Njenge-ejenti evikelayo, i-hydroxypropyl methylcellulose ingadlala indima ebalulekile ekuvimbeleni ukuhlangana kwezinhlayiya ze-polymer kanye nokwenza ngcono ukuzinza kokuhlakazeka kwezinhlayiyana ze-resin.

Ngaphezu kwalezi zakhiwo, i-hydroxypropyl methylcellulose, kanye nokuqina okuhle, ukunamathela okuqinile, ukwakhiwa nezinye izici, kungabonakala ukuthi ukusebenza kwayo kuhle kakhulu. Ngenxa yale misebenzi, i-hydroxypropyl methylcellulose isetshenziswa kabanzi ezimbonini eziningi, njengemboni yezokwakha, imboni yokuhlanganisa, njll., kanye ne-hydroxypropyl methylcellulose ibalulekile.