HydroxyPropyl methylcellose (HPMC) iziyo cellulose derivative, inoshandiswa zvakanyanya mumushonga, chikafu, zvekuvakisa, makemikari ezuva nezuva uye mamwe minda. Iyo ine yakagadzikana makemikari zvivakwa uye kuita kwakanaka kwazvo. Iyo huru yekuita maitiro eHPMC ichakurukurwa zvakadzama pazasi.
1. Chemical chimiro uye zvinhu zvakakosha
1.1. Chemical chimiro
Hydroxyprishpropyl methylcellose inogadzirwa kubva kune yakasikwa cellulose neairazi uye itstitization. Chimiro chavo chemakemikari chinogona kuratidzwa se:
C6H7O2 (
Kutumira Nguva: Kukadzi-17-2025