Wamkelekile kwiwebhusayithi yethu.

Ngaba i-hydroxypropyl methylcellulose iyingozi emzimbeni womntu? Yintoni endifanele ndinikele ingqalelo kuyo?

IHydroxypropyl methylcellulose ayinabungozi emzimbeni womntu, i-hydroxypropyl methyl cellulose ikhuselekile kwaye ayinabungozi, ingasetyenziselwa njengesongezo sokutya, ayinabushushu, kwaye ayinakukhathazeka kulusu kunye ne-membrane ye-membrane. Ngokubanzi kuthathwa njengento ekhuselekileyo yemihla ngemihla evunyelweyo ye-25mg / kg, izixhobo zokhuselo kufuneka zinxibe ngexesha lokusebenza.

Abasetyhini abancancisayo bancancisa ngelixa besebenzisa iyeza, kwaye akukho ziphumo zibi zichazwe kwiintsana. Ke ngoko, akukho kuphikisana okukhethekileyo kwabasetyhini abakhulelweyo nabancancisayo. Ukusetyenziswa kwehypromellose ebantwaneni akubangeli ukusabela okungalunganga ngakumbi xa kuthelekiswa namanye amaqela obudala, ke abantwana banokusebenzisa le mveliso kwisikimu esifanayo njengabantu abadala.

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Ulwazi olwandisiweyo

Iimpawu ze-hydroxypropyl methylcellulose

1. Ukunyuka okuphezulu kwinqanaba le-polymerization ye-cellulose ether, enkulu ubunzima bayo beemolekyuli, kunye nokuphakama kokubonakala kwesisombululo samanzi.

2. Ukunyuka kokutya (okanye ukugxila) kweselulose ether, kokukhona iphakama i-viscosity yesisombululo sayo samanzi. Nangona kunjalo, nikela ingqalelo ekukhetheni ukutya okufanelekileyo ngexesha lesicelo ukunqanda ukutya kakhulu kunye nokuchaphazela umsebenzi wodaka kunye nekhonkrithi. uphawu.

3. Njengazo zonke izinto ezinotywala, ukubonwa kwesisombululo se-cellulose kuya kuncipha ngamaqondo obushushu anyukayo, kwaye ukunyuka okuphezulu kwe-cellulose ether, kokukhona isiphumo sobushushu.

4. Isisombululo seHydroxypropyl methylcellulose sisidumbu sepseudoplastic, esinepropathi yokuncipha kwe-shear. Ngaphezulu kwenqanaba lokucheba ngexesha lovavanyo, linciphisa ukubonakala. Ke ngoko, ukudityaniswa kodaka kuya kuncipha ngenxa yamandla angaphandle, afanelekileyo kulwakhiwo lodaka, okukhokelela ekubeni udaka lube nakho ukusebenza kunye nokudibana okuhle.

Isisombululo se-hydroxypropyl methylcellulose sibonisa iimpawu ze-Newtonian fluid xa uxinzelelo luphantsi kakhulu kwaye i-viscosity incinci. Xa uxinzelelo lwandisiwe, isisombululo ngokuthe ngcembe sibonisa iimpawu ze-pseudoplastic fluid, kwaye okuphezulu kokuxinzezeleka, kokukhona kucacile ngakumbi ukuba yi-pseudoplasticity.


Ixesha lokuposa: Mar-11-2020
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