ʻO Hydroxyproopylgalleylgallose Hiki i kona mau viscosity ke hoʻololi i nā mea e like me kāna mau molena e like me ke kaumaha
Hōʻikeʻike i ke hydroxxypopkōrpoparne (HPMC)
ʻO ka hydroxyprooppopplayl milllcelllose kahi polymerlulose semi-synthetic i loaʻa ma ka hoʻololi o ka cemulate o cellulose. Ma muli o kāna mau waiwai kūʻokoʻa, ua ākea nui ia e like me ka mea nui, keʻano a me keʻano a me ke kiʻi a me ka stabilizer ma nā noi likeʻole.
ʻO ka hoʻolālā molecular a me ka hui pūʻana
ʻO HPMC ka mea o ke poʻo cellulose me ka hydroxyproopsl a me nā mea i loaʻa i nā mea i loaʻa. ʻO ke kiʻekiʻe o ke kohoʻana (DS) e pili ana i ka helu maʻamau o nā mea he nui o nā mea i loaʻa ma keʻano he celilopslucose ʻO ka waiwai DS kiko'ī e pili ana i nā waiwai pilikino a me nā mea kūʻai aku o HPMC.
Hpmc viscosity
ʻO Viscosity he mea nui no ka HPMC,ʻoi aku ka nui o nā noi e hoʻohana ai i kāna mau mea nui a me nā mea nui.
ʻO ka Viscosity o HPMC e pili ana i nā hopena o HPMC e nā mea he nui:
1. Molecular kaumaha
ʻO ke kaumaha Moleboar o HPMC e pili ana i kona mau viscosity. Ma ka laulā nui,ʻoi aku ka nui o nā molmcular molmc Aia nā'āpana likeʻole o HPMC ma ka mākeke, kēlā me kēia me kāna mau mollecular pono'ī i kohoʻia.
2. Ke kiʻekiʻe o ka stidential (ds)
ʻO nā kumu waiwai o ka ds o hydroxyproopsl a me nā hui methoxyproxy e pili ana i ka palena a me ka visacosity o HPMC. ʻOi aku ka nui o nā waiwai iʻoi aku ka hopena ma ka hoʻonuiʻiaʻana o ka wai a me nā hopena liʻiliʻi.
3. Kaʻikeʻana
ʻO kaʻikeʻana o ka HPMC i ka hopena he mea nui ka mea nui e pili ana i ka viscosity. E like me ka hoʻonuiʻana o kaʻike, e hoʻonui pinepineʻia ka viscosity. Hōʻike pinepineʻia kēia pilina ma o ka hoʻohālikelikeʻana o Krieger-Dougherty.
4. Mahana
Hoʻokomo pūʻia nā hiʻohiʻona i ka viscosity o nā hopena HPMC. ʻO ka'ōlelo maʻamau, ua emi ka mea nānā aku e like me ka hoʻonuiʻana o ka wela.
Nā wahi noi
ʻO nā Pharmaceutititical: Ua hoʻohana pinepineʻiaʻo HPMC i nā hana lāʻau lapaʻau, me nā papa hana a me nā papa o ka heleʻana a me keʻano o ka hoʻokeleʻana.
Kūkulu: I kaʻoihana hana kūkulu, ua hoʻohanaʻiaʻo HPMC ma keʻano he mea nui ma keʻano o nā huahana cement
Hoʻohana ka meaʻai
ʻO ka viscosity o ka hydroxyprooppyl methylcrelllose he waiwai paʻakikī e like me nā mea nui e like me keʻano molle, ka nui o keʻano Loaʻa nā helu likeʻole o HPMC e hoʻohana i nā noi kiko'ī, a hāʻawi nā mea hana i nā hōʻike data loea e hōʻike ana i kēlā me kēia papa o kēlā me kēiaʻano o kēlā me kēia papa ma lalo o kēlā me kēia kūlana. Pono nā mea noiʻi a me nā formulator e noʻonoʻo i kēia mau mea e holo i nā waiwai o HPMC e hoʻokō i nā koi o ko lākou mau noi i makemakeʻia.
Nā manawa post: Jan-20-2024