Akụrụngwa Polymer na-ere ọgwụ

1. Croscarmellose sodium(CMCNa jikọtara cross): onye copolymer nwere njikọ obe nke CMCNa

Njirimara: ọcha ma ọ bụ na-acha ọcha ntụ ntụ. N'ihi usoro ejikọtara ọnụ, ọ na-esighi ike na mmiri; ọ na-aza ngwa ngwa na mmiri ruo 4-8 ugboro olu mbụ ya. The ntụ ntụ nwere ezigbo fluidity.

Ngwa: Ọ bụ nnukwu disintegrant nke a na-ejikarị. Na-agbaji maka mbadamba ọnụ, capsules, granules.

2. Carmellose calcium (CMCC jikọtara cross):

Njirimara: White, ntụ ntụ na-enweghị isi, hygroscopic. 1% ngwọta pH 4.5-6. Ihe fọrọ nke nta ka ọ bụrụ ihe a na-adịghị ahụkebe na ethanol na ihe mgbaze ether, nke a na-apụghị ịsotu n'ime mmiri, nke a na-apụghị ịsọpụ na hydrochloric acid, nke na-esichaghị ike na alkali na-agbaze. ma ọ bụ na-acha ọcha ntụ ntụ. N'ihi usoro ejikọtara ọnụ, ọ na-esighi ike na mmiri; ọ na-aza mgbe ọ na-amịkọrọ mmiri.

Ngwa: mbadamba disintegrant, ihe nkedo, diluent.

3. Methylcellulose (MC):

Ọdịdị: methyl ether nke cellulose

Ngwongwo: White ruo na-acha ọcha ntụ ntụ ma ọ bụ granules. Na-adịghị edozi na mmiri ọkụ, ngwọta nnu jupụtara, mmanya, ether, acetone, toluene, chloroform; soluble na glacial acetic acid ma ọ bụ ihe nhata ngwakọta nke mmanya na chloroform. Solubility dị na mmiri oyi na-emetụta ogo nke nnọchi, ọ na-esikwa ike karịa mgbe ogo nnọchi bụ 2.

Ngwa: mbadamba ihe nkedo, matrix nke mbadamba ihe na-agbasasị ma ọ bụ nkwadebe ntọhapụ, ude ma ọ bụ gel, onye na-akwụsịtụ na onye na-eme ka ọ dị arọ, mkpuchi mbadamba, emulsion stabilizer.

4. Ethyl cellulose (EC):

Ihe owuwu: Ethyl ether nke cellulose

Njirimara: White ma ọ bụ odo-acha ọcha ntụ ntụ na granules. A na-esighi ike na mmiri, mmiri eriri afọ, glycerol na propylene glycol. Ọ na-agbaze ngwa ngwa na chloroform na toluene, ma na-emepụta ihe na-acha ọcha ma ọ bụrụ na ethanol.

Ngwa: Ihe dị mma nke na-ebu mmiri na-adịghị edozi mmiri, nke kwesịrị ekwesị dị ka mmiri ọgwụ na-eme ka mmiri dị nro, onye na-ebu mmiri na-adịghị edozi, ihe nkedo mbadamba, ihe nkiri ihe nkiri, ihe microcapsule na ihe mkpuchi na-adịgide adịgide, wdg.

5. Hydroxyethyl cellulose (HEC):

Ihe owuwu: Akụkụ hydroxyethyl ether nke cellulose.

Njirimara: Ọcha na-acha odo odo ma ọ bụ ntụ ntụ mmiri ara ehi. Soluble zuru oke na mmiri oyi, mmiri ọkụ, acid na-adịghị ike, isi adịghị ike, acid siri ike, ntọala siri ike, nke na-adịghị edozi na ọtụtụ ihe mgbaze organic (soluble na dimethyl sulfoxide, dimethylformamide), na diol polar organic solvents nwere ike ịgbasa ma ọ bụ gbazee akụkụ.

Ngwa: Ihe ndị na-abụghị ion nke mmiri na-edozi mmiri polymer; thickeners maka ophthalmic nkwadebe, otology na n'elu ojiji; HEC na mmanu mmanu maka anya akọrọ, lenses kọntaktị na ọnụ nkụ; eji na ịchọ mma. Dị ka onye na-ekekọta ihe, onye na-emepụta ihe nkiri, onye na-eme ka ọ dị arọ, onye na-emechi anya na onye na-edozi ọgwụ na nri, ọ nwere ike ịmepụta ihe ndị na-emepụta ọgwụ ahụ, nke mere na ihe ndị na-emepụta ọgwụ nwere ike ịrụ ọrụ nkwụsị ngwa ngwa.

6. Hydroxypropyl Cellulose (HPC):

Ihe owuwu: Akụkụ polyhydroxypropyl ether nke cellulose

Njirimara: HPC dị elu nọchiri anya dị ọcha ma ọ bụ ntụ ntụ odo dị ntakịrị. Soluble na methanol, ethanol, propylene glycol, isopropanol, dimethyl sulfoxide na dimethyl formamide, ụdị viscosity dị elu na-adịchaghị mma. Na-adịghị edozi na mmiri ọkụ, ma ọ nwere ike zaa. Gelation nke thermal: na-agbaze ngwa ngwa na mmiri n'okpuru 38 Celsius, gelatinized site na kpo oku, na-etolite ọzịza na-efe efe na 40-45 Celsius C, nke enwere ike nwetaghachi site na jụrụ oyi.

L-HPC pụtara ìhè atụmatụ: insoluble na mmiri na organic solvents, ma swellable na mmiri, na ọzịza onwunwe na-abawanye na-abawanye nke substituents.

Ngwa: A na-eji HPC dị elu dochie anya mbadamba mbadamba, onye na-ahụ maka granulating, ihe mkpuchi ihe nkiri, a pụkwara iji ya mee ihe dị ka ihe nkiri microencapsulated, ihe matrix na ihe enyemaka nke mbadamba ihe na-ejide gastric, thickener na Protective colloid, nke a na-ejikarị eme ihe na transdermal patches.

L-HPC: A na-ejikarị ya dị ka mbadamba mbadamba ma ọ bụ ihe nkedo maka granulation mmiri, dị ka matriks mbadamba ihe ntọhapụ, wdg.

7. Hypromellose (HPMC):

Ọdịdị: Akụkụ methyl na akụkụ polyhydroxypropyl ether nke cellulose

Njirimara: Ọcha ma ọ bụ na-acha ọcha fibrous ma ọ bụ ntụ ntụ granular. Ọ na-agbaze na mmiri oyi, nke a na-apụghị ịsacha na mmiri ọkụ, ma nwee mmetụta gelation thermal. Ọ bụ soluble na methanol na ethanol ngwọta, chlorinated hydrocarbons, acetone, wdg Ya solubility na organic solvents dị mma karịa mmiri-soluble.

Ngwa: Ngwaahịa a bụ obere viscosity aqueous ngwọta eji dị ka ihe mkpuchi ihe nkiri; a na-eji ihe ngwọta nke organic viscosity dị elu mee ihe dị ka ihe nkedo mbadamba, na ngwaahịa dị elu nwere ike iji gbochie matrix ntọhapụ nke ọgwụ ndị na-edozi mmiri; dị ka anya tụlee thickener maka lacquer na artificial anya mmiri, na wetting gị n'ụlọnga maka kọntaktị anya m.

8. Hypromellose Phthalate (HPMCP):

Nhazi: HPMCP bụ phthalic acid ọkara ester nke HPMC.

Njirimara: beige ma ọ bụ flakes ọcha ma ọ bụ granules. A na-esighi ike na mmiri na ngwọta acidic, nke na-adịghị ike na hexane, ma ọ dị mfe soluble na acetone: methanol, acetone: ethanol ma ọ bụ methanol: ngwakọta chloromethane.

Ngwa: Ụdị ihe mkpuchi ọhụrụ na-arụ ọrụ magburu onwe ya, nke a pụrụ iji dị ka mkpuchi ihe nkiri na-ekpuchi isi ísì dị iche iche nke mbadamba nkume ma ọ bụ granules.

9. Hypromellose Acetate Succinate (HPMCAS):

Nhazi: agwakọta acetic na succinic esters nkeHPMC

Ngwongwo: White ruo na-acha ọcha ntụ ntụ ma ọ bụ granules. Soluble na sodium hydroxide na sodium carbonate ngwọta, mfe soluble na acetone, methanol ma ọ bụ ethanol: mmiri, dichloromethane: ethanol ngwakọta, insoluble na mmiri, ethanol na ether.

Ngwa: Dị ka mbadamba ihe mkpuchi enteric, ihe mkpuchi ntọhapụ na-adịgide adịgide na ihe mkpuchi ihe nkiri.

10. Agba:

Nhazi: Agar bụ ngwakọta nke ma ọ dịkarịa ala abụọ polysaccharides, ihe dịka 60-80% agarose na-anọpụ iche na 20-40% agarose. Agarose bụ nke agarobiose na-emegharị ugboro ugboro nke a na-ejikọta D-galactopyranosose na L-galactopyranosose na 1-3 na 1-4.

Ngwongwo: Agar bụ translucent, cylinder square odo na-acha odo odo, warara dị gịrịgịrị ma ọ bụ flake na-akpụ akpụ ma ọ bụ ihe ntụ ntụ. Na-adịghị edozi na mmiri oyi, soluble na mmiri esi mmiri. Ọzara ugboro 20 na mmiri oyi.

Ngwa: Dị ka ihe na-ekekọta, ude isi, isi suppository, emulsifier, stabilizer, suspending, nakwa dị ka poultice, capsule, sirop, jelii na emulsion.


Oge nzipu: Eprel-26-2024