Polypypypyl methylcelllose (hpmc) bụ ngwa ndị dị obosara na ngwa ndị ọrụ dị iche iche dịka ọgwụ, ihe owuwu na ọrụ dị iche iche na-eme ka ọ bụrụ ihe bara uru n'ọtụtụ ngwaahịa. Nke a bụ njem dị omimi nke HPMC:
1. Njirimara HPMC:
Ihe owuwu kemịkal: a na-enweta HPMC site na cellulose, polymer eke nke dị na osisi. Ọ bụ syshesis site na modelite celluse na propylene oxide na methyl chloride. Ogo nke nbanye na hydropyyl na methoxy otu na-ekpebi ihe ya.
Solubality: HPMC na-agbanye mmiri na mmiri n'elu oke okpomọkụ. Solubality na-adabere na ogo nke ihe nnọchianya na oke molerer nke polymer. Nnukwu nnọkọ dị elu na-eduga na ụba mmiri.
Visiotse: HPMC gosipụtara na omume pseudoplastic ma ọ bụ nke na-eme ihe, nke pụtara na viosetse ya na-ebelata n'okpuru nrụgide Seear. Enwere ike idozi viscosity nke HPMC nwere ike ịgbanwe site na idozi paradaịs dịka ogo molecular, ogo nke nnọchianya, na itinye uche.
Usoro ihe nkiri: HPMC na fim doro anya na nke na-agbanwe agbanwe mgbe a tụbara ya. Enwere ike gbanwee ngwa ihe nkiri site na idozigharị polymen ịta na ọnụnọ nke fọdụrụnụ.
Ọnọdụ nkwụsi ike: HPMC nwere ezigbo nkwụsi ike, yana ọnọdụ okpomọkụ na-abụkarị karịa 200 Celsius C. Nke a na - eme ka ọ dị mma maka usoro nhazi dịgasị iche iche, gụnyere ịmịpụta ọkụ na - ekpo ọkụ na ịkpụzi ọgwụ.
Hydrophilicity: N'ihi ọdịdị ya hydrophilic, Hpmc nwere ike ịmịkọta ma jigide nnukwu mmiri. Ihe onwunwe a bara uru na ngwa ndị dị ka nnyefe ọgwụ na-achịkwa yana dịka ndị na-eme mkpọtụ na sistemụ m.
Ntinye: HPMC dakọtara na ihe ndị ọzọ dị iche iche, gụnyere polymen ndị ọzọ, fọdụrụnụ, na ihe na-emepụta ọgwụ (APIS). Ntụkọta a na-enye ohere ka usoro dị mgbagwoju anya na atụmatụ nhazi.
Njirimara na-abụghị ionic: HPMC bụ polymer na-abụghị nke Ionic, nke pụtara na ọ naghị ebu ụgwọ ọkụ eletriki ọ bụla. Ngwongwo a na - ebelata mmekọrịta na ụdị ebubo ebubo na ịkwalite nkwụsi ike ya na ngwọta ya.
2.hpmc ọrụ:
Binders: N'ime mbadamba mbadamba, HPMC na-arụ ọrụ dị ka ihe mgbochi, na-akwalite ndọka n'etiti irighiri ihe na ịbawanye ike nke mbadamba. Ọ na - enyere mbadamba nkume ndị ahụ na - emebigharị mgbe ngagharị.
Film mkpuchi: A na-eji HPMC mee ihe dị ka ihe nkiri na-akwụ ụgwọ maka mbadamba maka mbadamba na capsules. Ọ na - etolite otu edo, na-echebe ya na-ekpuchi uto na isi nke ọgwụ, na-eme ka nkwụsi ike, na-eme ka iloda.
Ntọhapụ: Enwere ike iji HPMC iji chịkwaa ọnụego ọgwụ ọjọọ site na usoro onunu ogwu. Site na ngwaike iji mepụta gel oyi akwa, HPMC nwere ike igbu oge ịtọhapụ ọgwụ ọgwụ ma nye nsonaazụ ọgwụgwọ ọgwụgwọ.
Nleta viscosir: Na Sillifier Sillifier: Na HPMC na-arụ ọrụ dị ka viscosity vissier ma ọ bụ Trinener. Ọ na-akụ akparamagwa a na - asọpụrụ ya, na - eme ka nkwụsi ike na itinye ngwa arụmọrụ nke usoro dị ka ude, sọs na gels.
A na-ejigide onye bịara ọrụ: A na-eji HPMC mee ihe nkwụghachi nke mkpụrụ ndụ na-enweghị isi. Ọ na - egbochi idozi site na ịba ụba viscosity nke usoro na - aga n'ihu ma na - eme ka nsịnye.
Emulsifier: na usoro emulsion, HPMC guzosie ike na usoro mmanụ na mmiri, na-egbochi nkewa na emulsification. Ọ na-eme ka nkwụsi ike na ndụ nchekwa dị ka creams, mmanụ na lotions.
Hydrogel Guzoro: HPMC nwere ike imepụta hydrogels mgbe hydrated, na-eme ka ọ baa uru na akwa ọnya, kọntaktị, na sistemụ nnyefe ọgwụ. Hydrogels ndị a na-enye gburugburu ebe a na-agwọ ọnya ma nwee ike ibute ọgwụ maka nnyefe mpaghara.
A na-ejikarị onye nnọchi anya: A na-ejikarị HPMC na-ejikarị ihe oriri na ngwaahịa dị ka sauces, uwe na-atọ ụtọ. Ọ na - enye ederede dị mma ma mee ka uto na - enweghị isi ma ọ bụ ọdịnaya nri.
Ihe mgbakwunye owuwu: N'obere ụlọ ọrụ owuwu, a na-eji HPMC mee ihe dị ka onye na-ejide mmiri na-ejide na nkụda mmụọ na ndagwurugwu. Ọ na-eme ka ọrụ, adresion, na-ebelata ịgbaji site na iji nwayọọ na-efe efe mmiri.
Ulu elu: HPMC nwere ike ịgbanwe ụda olu nke mkpụrụ osisi siri ike dịka akwụkwọ, teatis na caramics. Ọ na-eme ka mbipụta ahụ, adresion na ihe mgbochi nke mkpuchi mkpuchi na fim.
Hydroxypylmethylcelllose (hpmc) bụ polymer dị iche iche na ọtụtụ akụrụngwa na ọrụ. Ngalaba ya, viscosity, ike na-eme ihe nkiri na ndakọrịta na-eme ka ọ bụrụ ihe dị mkpa n'ọtụtụ ngwa n'ofe ọrụ. Site na ọgwụ na-arụ ọrụ, nri na ihe ịchọ mma, HPMC na-aga ọrụ dị mkpa na imezi arụmọrụ na ogo ngwaahịa. Dị ka nyocha na teknụzụ, nke dị iche iche na ike nke HPMC nwere ike ịgbasawanye, na-eme nchọpụta ọhụrụ na usoro imewe na mmepe ngwaahịa.
Post Oge: Feb-23-2024