Udayi oqukethe i-formaldehyde ne-ammonia
I-formaldehyde
Izindwangu ezihlukene zomthunzi zivame ukubhekana nokushwabana, ukunqanda ukushisa, ukunqanda imibimbi kanye nokwelashwa kokulungisa umbala ngesikhathi sokudaya nokuqeda.Ngokuvamile, ukusabela okuxhumanisa kuyadingeka, futhi i-formaldehyde iyi-ejenti yokuxhumanisa esetshenziswa kabanzi.
Ngenxa yokungapheleli kwe-cross-linking, i-formaldehyde engazange ibambe iqhaza ekuphenduleni kokuxhumanisa noma i-formaldehyde ekhiqizwa yi-hydrolysis izokhishwa endwangu ye-sunshade, okuzobangela ukucasuka okunamandla ku-mucosa yepheshana lokuphefumula, isikhumba namehlo, okubangela ukuvuvukala. , ngisho nokudala ukungezwani komzimba nomdlavuza.