Rheology na ndakọrịta nke ụlọ hydroxypropyl methylcellulose (HPMC) na hydroxypropyl starch (HPS) na-arụ ọrụ dị mkpa na ụlọ ọrụ dị iche iche, gụnyere ọgwụ, nri, ihe ịchọ mma na ihe owuwu.Ịghọta mmekọrịta dị n'etiti polymers abụọ a dị mkpa maka ịkwalite arụmọrụ ha na ịmepụta ngwaahịa ọhụrụ.Akwụkwọ a bu n'obi ịchọpụta njirimara rheological yana ndakọrịta nke mgbagwoju HPMC/HPS.
Njirimara Rheological:
Rheology bụ ọmụmụ banyere otú ihe na-esi emebi ma na-asọpụta n'okpuru mmetụta nke ike mpụga.N'ihe gbasara mgbagwoju anya HPMC/HPS, ihe ndị na-ahụ maka rheological na-ekpebi viscosity, omume gelation, na mkpokọta nrịba nke ngwakọta polymer.Omume rheological nke mgbagwoju anya nwere ike imetụta ihe ndị dị ka ntinye uche polymer, ịdị arọ molecular, okpomọkụ, na nha nha.
Ndakọrịta nke HPMC na HP:
Ndakọrịta n'etiti HPMC na HPS dị oke mkpa iji hụ na e guzobere ogige kwụsiri ike nwere akụrụngwa mara mma.Ndakọrịta na-ezo aka n'ikike nke abụọ ma ọ bụ karịa polymers ịgwakọta na ịmepụta usoro ihe jikọrọ ọnụ na-enweghị nkewa nkewa ma ọ bụ nkwụsị nke arụmọrụ .. ndakọrịta nke HPMC na HPS nwere ike imetụta ọdịdị kemịkal ha, ịdị arọ molecular na nhazi ọnọdụ.
Ihe na-emetụta rheology na ndakọrịta:
Polymer ratio: The ratio nke HPMC ka HPS na a mgbagwoju nwere ike budata imetụta ya rheological Njirimara na ndakọrịta.
Molecular arọ: The molekụla arọ nke HPMC na HPS na-emetụta rheology na ndakọrịta nke mgbagwoju.
Okpomọkụ: Ọnọdụ okpomọkụ nke a kwadebere ma nwalee ihe mgbagwoju anya na-emetụta omume reological ya. Mgbanwe dị iche iche nke okpomọkụ nwere ike ime ka nkewa nkewa ma ọ bụ gbanwee mmekọrịta polymer, na-eduga na ọdịiche dị na viscosity na gelation.
Ọnụọgụgụ Shear: Ọnụọgụ shear a na-etinye n'oge ule ma ọ bụ nhazi nwere ike imetụta njirimara rheological nke mgbagwoju HPMC/HPS.Ọnụ ọgụgụ dị elu dị elu nwere ike iduga n'omume na-egbu egbu, ebe viscosity na-ebelata na ọnụ ọgụgụ na-arịwanye elu.
Ngwa:
The rheology na ndakọrịta nke mgbagwoju HPMC/HPS nwere mmetụta dị ịrịba ama na ụlọ ọrụ dị iche iche. dị ka ihe na-eme ka ọ dị arọ, ihe nkwụsi ike, ma ọ bụ emulsifier.N'ime ihe owuwu ihe owuwu, ihe mgbagwoju anya nwere ike imeziwanye arụmọrụ na ntinye nke usoro cimented.
Rheology na ndakọrịta nke ụlọ HPMC/HPS bụ ihe dị mkpa n'ịkwalite arụmọrụ ha maka ngwa dị iche iche . na mmepe na mpaghara a nwere ike iduga ịmepụta ngwaahịa ndị na-emepụta ihe na-arụ ọrụ na-arụ ọrụ na arụ ọrụ dị mma na ọtụtụ ụlọ ọrụ.