A na-eji ọkwa ụlọ ọrụ hydroxypropyl methylcellulose mee ihe maka ngwa agha (ebe a na-ezo aka na cellulose dị ọcha, ewezuga ngwaahịa emezigharịrị) dị iche site na viscosity, a na-ejikarị akara ule ndị a (nkeji bụ viscosity):
Obere viscosity: 400
A na-eji ya eme ihe maka ngwa agha na-ebuli onwe ya elu;viscosity dị ala, ọ bụ ezie na njide mmiri adịghị mma, mana nhazi ọkwa dị mma, na njupụta ngwa agha dị elu.
Ọkara na viscosity dị ala: 20000-40000
A na-eji ya eme ihe maka nrapado taịlị, ihe na-eme ka ọ dị nro, ngwa agha na-egbochi mgbawa, ngwa mkpuchi mkpuchi ọkụ, wdg;ezi ihe owuwu, obere mmiri, nnukwu ngwa agha njupụta.
Viscosity ọkara: 75000-100000
A na-ejikarị eme putty;ezigbo njide mmiri.
Nnukwu viscosity: 150000-200000
A na-ejikarị ya maka polystyrene urughuru thermal mkpuchi ngwa ngwa roba ntụ ntụ na vitrified microbead thermal ikpuchi ngwa agha;viscosity dị elu, ngwa agha adịghị mfe ịdapụ, a na-emeziwanye ihe owuwu ahụ.
Na ngwa ndị bara uru, ekwesịrị iburu n'uche na n'ebe ndị nwere nnukwu okpomọkụ dị iche n'etiti oge okpomọkụ na oyi, a na-atụ aro ka iji obere viscosity dị ntakịrị n'oge oyi, nke na-eme ka ọ dịkwuo mma iji wuo ụlọ.Ma ọ bụghị ya, mgbe okpomọkụ dị ala, viscosity nke cellulose ga-abawanye, na mmetụta aka ga-adị arọ mgbe ịchacha.
N'ikwu okwu n'ozuzu, ka viscosity dị elu, ka mma na-ejigide mmiri.N'ịtụle ọnụahịa ahụ, ọtụtụ ụlọ ọrụ na-ekpo ọkụ na-ekpo ọkụ na-eji dochie ọkara na obere viscosity cellulose (20000-40000) na cellulose ọkara-viscosity (75000-100000) iji belata ego mgbakwunye.Ekwesịrị ịhọrọ ngwaahịa ngwa ngwa site na ndị na-emepụta mgbe niile ma chọpụta ya.
Mmekọrịta dị n'etiti viscosity na okpomọkụ nke HPMC:
Viscosity nke HPMC na-adaba na ọnọdụ okpomọkụ, ya bụ, viscosity na-abawanye ka okpomọkụ na-ebelata.Viscosity nke ngwaahịa anyị na-ezokarị aka na nsonaazụ nnwale nke 2% mmiri mmiri na-ekpo ọkụ na ogo 20 Celsius.
Oge nzipu: Mar-06-2023