Ọgwụ ọgwụ na-emepụta ọgwụ bụ ihe na-enweghị atụ na-eji eme ihe na mmepụta nke ọgwụ na ndenye ọgwụ, ma dị mkpa nke ọgwụ na-emepụta ọgwụ. Dịka ihe okike polymer sitere na ya, celhulose eart bụ biodegradethylythythythylythylythylythylythylythylthym cellulose, na-enweghị ọnya na-akụ, na celly cellulose nwere uru dị mkpa na ọgwụ na-emepụta ọgwụ. Ka ọ dị ugbu a, a na-ejikarị ngwaahịa ndị kachasị elu na-ebugharị na etiti na nke dị ala nke ụlọ ọrụ, yana ọnụahịa ahụ adịghị elu. Thelọ ọrụ na-achọ ngwa ngwa chọrọ mgbanwe na nkwalite iji melite ngwa ngwaahịa.
Ike ahia nke ogwu ogwu di oke buru ibu
Ọgwụ gbasara ọgwụ na-arụ ọrụ dị mkpa na mmepe na mmepụta nke usoro. Dịka ọmụmaatụ, na nhazi nke polymer dị ka cellmer dị ka ọgwụ na-emepụta ọgwụ, na-akwadebe na-eme ka ọ bụrụ nke ọma na fim ọgwụ ọjọọ, yana Reposed na-akwado njikere. A na-ejikwa nkwadebe na nhazi mmiri nke a na-akwado ya. Na usoro ihe a, a na-eji polymers dịka onye na-eji cellulose dị ka ndị na-ebu ọgwụ na-ebu ọnụ ọgụgụ ọgwụ na ahụ mmadụ na otu oge iji nweta ebumnuche nke ọgwụgwọ dị irè.
Dabere na ọnụ ọgụgụ sitere na Zhiyan na-enyocha Ngalaba Nchọpụta, enwere ụdị ndị dị na United States, ma e jiri ya tụnyere ụdị narị puku abụọ na Europe, na ụdị ga - adị obere. Mmepe nke ahịa buru ibu. A na-aghota na oke ọgwụ na-eme ọgwụ na ogo nke obodo m bụ ọgwụ na-eme ọgwụ, PVDROOOOOOLL, plọọkụ, microcryLopy na-eri anụ, HPC, lactose.
Isi Religians isii na-eweta ether
Mkpụrụ osisi eke eather bụ okwu maka usoro nke usoro cellulose mepụtara site na mmeghachi omume nke alkali cellulose na onye nnọchite anya ya. Ọ bụ ngwaahịa nke otu hydroxy na cellulose macromoleculas bụ akụkụ dị iche iche ma ọ bụ nke dị iche iche dochie ya kpamkpam. A na-eji usoro ndị na-eme ihe na-eme n'ọtụtụ ebe, ụlọ, facids, nri, ọgwụ, na kemịkal kwa ụbọchị. Na mpaghara dị iche iche, ngwaahịa ọgwụ dị iche na nke etiti na njedebe nke ụlọ ọrụ, yana ọnụahịa dị elu. N'ihi nkwanye ugwu siri ike, mmepụta nke mkpụrụ osisi nke na-emepụta ọgwụ na-esi isi ike. Enwere ike ikwu na ogo nke ngwaahịa ọkwa ọgwụ nwere ike ịnọchite anya ike ọrụ nke cellulose ụlọ ọrụ sel. A na-agbakwunye Ether dị ka ihe mgbochi, ihe matrix na Truener iji mee ka ihe ndị na-eme ihe nkiri matrik, na-akwadoro ngwa ngwa ihe nkiri ọgwụ, na-akwadoro ngwa ngwa, wdg.
Sodium carloxyyythythythythyl
Sobxythymym Cellulose sodium (cmc-na) bu cellulose na Production na imepụta ihe na oriri n'ụlọ na mba ofesi. Ọ bụ ionic cellulose nke ether nke sitere na akwa na osisi site na alkalization na Ether na Elification na chloroacetic acid. CMC-na - egbu ọgwụ na - eji ọgwụ eme ihe. A na-ejikarị ya dị ka ihe mgbochi maka nkwadebe siri ike, viscosity - na-abawanye ma na-egbochi ndị ọrụ mmiri, yana ihe eji eme mmiri na ihe nkiri. A na-ejikarị ya dị ka ihe nkiri ọgwụ na-eme ọgwụ ma na-elekọta matrik matrik na njikere ịhapụ ya.
Na mgbakwunye na sodium Carroxyyylcellose dị ka ọgwụ na-egbu egbu, enwere ike iji sodium sodium dị ka ọgwụ na-emepụta ọgwụ. Sochircelrellose sodium (CCMC-na) bụ mmiri na-egbochi mmiri nke carboxyylcellose na-emegharị ya na ụfọdụ okpomọkụ (40-80 Celsius C) n'okpuru ọrụ nke ihe na-eme nke ọma. Dịka onye na-agafe agafe, propylene glycol, suppric arehydride, a nwere ike iji ya. A na-eji sodium sodium dị ka ihe na-enweghị atụ maka mbadamba, capsules na granules na nkwadebe onu. Ọ na-adabere na capillary na nsonaazụ ọzịza iji mebie. O nwere ezigbo ihe nzuzo na ike dị ike. Nnyocha e gosipụtara na ogo ọzịza nke CroscarMellose na mmiri karịrị nke ndị na-eme ka sodium dị ka obere carmelry na microcrystalline cellulose.
Methylcellose
Methyl cellulose (mc) bụ nke na-abụghị nke iic cellose nke ether nke emere site na akwa na osisi site na alkalization na methyl chloride nke methy. Methylcellose nwere ezigbo mmiri solubality ma kwụsie ike na nso nke ph2.0 ~ 13.0. A na-ejikarị ya na ọgwụ na-eme ọgwụ, a na-ejikwa ya na mbadamba ọgwụ, ma na-eji intramuscular, nsị onu, mbadamba ọnụ na ntinye aka. Na mgbakwunye, na nkwadebe ma ọ bụrụ na mc matrik gel matrik na-akwadebe nke ọma, ihe eji eme ihe eji eme ihe nkiri, na-akwadoro ngwa ngwa nke ọgwụ nkiri, wdg.
Hydroxypylmmethylcellose
Hydroxypyl Methylcellose (HPMC) bụ agwakọta cellulose gwakọtara kechara akwa na osisi site na alkalization, proplene oxide na methyl chloride nke methy. Ọ bụ pucalless, keenweghiuto, anaghị egbu egbu, soluble na mmiri oyi ma gwuo mmiri ọkụ. Hydroxypyl Methylcellose bụ cellulose agwakọta dị iche iche mmepụta ya, usoro onunu ogwu na ogo enwewo ịdị ngwa ngwa na China n'ime afọ 15 gara aga. Ọ bụkwa otu n'ime ọgwụ ọgwụ kachasị dị n'ụlọ na mba ọzọ. afọ nke akụkọ ihe mere eme. Ugbu a, a na-egosipụta ngwa nke HPMC na akụkụ ise ndị a:
Otu dị ka ihe mgbochi na ibelata. Dịka ihe mgbochi, HPMC nwere ike ime ka ọgwụ dị mfe mmiri, ọ nwere ike ịgbasa ọtụtụ narị oge mgbe ọ ga-eme ka ọnụego mgbasa ozi ma ọ bụ wepụta mbadamba ụrọ. HPMC nwere viscosity dị ike, nke nwere ike ịkwalite urughuru viscssity ma melite kọrọ nke akụrụngwa na crisp ma ọ bụ mkpụrụ osisi na-emebi emebi. HPMC nke nwere obere viscosity nwere ike iji dị ka ihe mgbochi na ibe ya, na ndị nwere viscosity dị elu ka enwere ike iji ya mee ihe.
Nke abụọ bụ ihe a na-elekọta ma na-achịkwa ya maka nkwadebe onu. HPMC bụ ihe eji eme ihe eji eme ihe na-akwado ya na nkwadebe. Enwere ike iji ọkwa viscosity (5-50MC) dị ka ihe mgbochi, viscosifier na nnọkọ na-enyo enyo (4000-12 na mbadamba GEPTIX kwalitere mbadamba. HPMC bụ soluble na gastrinestinal mmiri, nwere uru dị mma na-egosipụta, ezigbo mmiri, ikike ọgwụ ike siri ike, PH dị ike emetụtaghị PH. Ọ bụ ihe eji eme ihe eji eme ihe eji eme ihe na usoro nkwadebe matrik na-ejikarị nkwadebe na-akwadebe ya na nkwadebe nke gastric na nkwadebe ọgwụ.
Nke atọ bụ dịka onye na-edebe ihe nkiri na-eme ihe nkiri. HPMC nwere ezigbo ihe nkiri na-akpụ akpụ akpụ. Ihe nkiri a na-acha site na ya bụ edo edo, transperent ma sie ike, ọ dịghịkwa mfe ịrapara n'oge mmepụta. Karịsịa maka ọgwụ ndị dị mfe ịnabata mmiri ma na-akwụghị ụgwọ, na-eji ya dị ka oyi akwa nwere ike ime ka ihe nkiri na-agbanwe agba. HPMC nwere nkọwa dịgasị iche iche. Ọ bụrụ na ahọpụtara nke ọma, mma na ọdịdị nke mbadamba nkume dị elu karịa ihe ndị ọzọ. Ihe a na-ejikarị uche bụ 2% ruo 10%.
Nke anọ dị ka ihe nke capsole. N'afọ ndị na-adịbeghị anya, ya na ntiwapụ nke ọrịa na-efe efe nke anụmanụ, ma e jiri ya tụnyere capsules Gelatin, mkpụrụ akwụkwọ nri abụrụla ihe ọhụrụ nke ọgwụ na ụlọ ọrụ ọgwụ. Pfizer nke United States na-ewepụta HPMC nke ọma site na osisi anụ ahụ ma kwadebere versules akwukwo nri. E jiri ya tụnyere okpu ọdịnala ọdịnala ọdịnala, osisi nwere uru dị ukwuu nke ime mgbanwe dị iche iche, enweghị ihe ize ndụ nke mmeghachi omume na-ejisi ike na nguzosi ike. Ọnụego ntọhapụ ọgwụ dịtụ mma, yana nke ọ bụla dị obere. Mgbe ị na-enwe ahụ mmadụ, ọ dịghị etinye ya ma nwee ike ịmịcha ihe ahụ n'ahụ. N'ihe banyere ọnọdụ nchekwa, mgbe ọnụọgụ ule dị ukwuu, ọ fọrọ nke nta ka ọ bụrụ na ọ bụ nke na-enweghị isi n'okpuru ọnọdụ iru mmiri adịghị emetụta ọnọdụ nchekwa. Site na nghọta ndị mmadụ banyere capsules osisi na mgbanwe nke echiche ọgwụ ọha n'ụlọ na mba ofesi, achọrọ maka mkpụrụ osisi ga-eto ngwa ngwa.
Nke ise dị ka onye na-anọchi anya. Nkwadebe mmiri na-eme ka mmiri na-ejikọkarị bụ ụdị usoro onunu ogwu, nke bụ usoro mgbasa nke na-enweghị atụ nke ọgwụ ọjọọ siri ike na-agbasasị na-agbasa. Nkwụsi ike nke usoro ahụ na-ekpebi ogo nke ịkwadebe mmiri. Ngwọta HPMC nwere ike belata esemokwu nke mmiri siri ike, belata ike na-enweghị ike nke ihe ndị siri ike, ma dozie usoro mgbasa ozi nke heteoogenous. Ọ bụ onye na-ahụ maka ịnọchi anya. A na-eji HPMC dị ka nke na-agbada maka anya mmiri, yana ọdịnaya nke 0.45% ruo 1.0%.
Hydroxypropyrl cellulose
Hydroxypropy Cellulose (HPC) bụ nke na-abụghị nke iic na-eji akwa na osisi site na alkalization oxigification. HPC na-agbanyekarị na mmiri dị n'okpuru 40 Celsius C na ọnụ ọgụgụ buru ibu nke sọks polar, na arụmọrụ ya metụtara ndị otu hydroxyyl na ogo polymerization. HPC nwere ike dakọtara na ọgwụ dị iche iche ma nwee ezigbo inertia.
A na-ejikarị hydropose (L-HPC) dị ka mbadamba mbadamba na ihe mkpuchi. -Hpc nwere ike ime ka ahụike dị mma na ịdị ọcha nke mbadamba, ma nwee ike ịmị mbadamba ngwa ngwa, melite ogo nke mbadamba ihe ahụ, ma melite mmetụta a na-enwe.
Enwere ike iji Hydroposed Celdropose (H-HPC) nwere ike iji ya dị ka ihe mkpuchi maka mbadamba, granules, na ezigbo granules dị mma na-emepụta ọgwụ. H-HPC nwere ezigbo ihe nkiri na-akpụ akpụ, yana ihe nkiri siri ike ma sie ike iji fọdụrụ. Enwere ike ị nweta arụmọrụ nke fim ahụ site na ịgwakọta na ndị ọzọ na-eguzogide mmiri, a na-ejikarị ya mee ihe nkiri maka mbadamba ihe nkiri. Enwere ike iji H-HPC mee ihe dị ka ihe matrix iji dozie mbadamba matrik, kwagide na mbadamba okpukpu abụọ okpukpu abụọ.
Hydroxyethyth Celluse
Hydroxyethythythythythythythythythythythythythythythythythythyth celluse (hEC) bụ nke na-abụghị nke iic na-eji akwa na osisi site na alkalization nke ethlene oxide. Na ubi nke ọgwụ, ihe eji eme ihe dị ka onye na-eche nche, ihe na-echebe ihe, na-adọrọ adọrọ, na -adịsi ike na -achi anya, mbadamba ihe na-egbu egbu, mbadamba siri ike, capsule na usoro onunu ogwu. Edekọwo Hydroxyethythythythythythythythythythythythythyth e dere na usoro US US Phalpokopoea / US na European poctopoea, wdg.
Ethyl cellulose
Ethyl Cellulose (ec) bụ otu n'ime mmiri mmiri na-ejikarị mkpụrụ osisi cellivase. EC bụ ihe na-adịghị egbu egbu, kwụsie ike, na-egbochi na mmiri, acid ma ọ bụ alkali ma ọ bụ na-agbanye ethanol na methanol na methanol. Ihe ndị a na-emekarị bụ toluene / ethanol dị ka 4/1 (ibu) gwakọtara mgbaasị. ECT nwere ọtụtụ ihe eji arụ ọrụ na-akwado ọgwụ, nke eji eme ihe nkiri, dịka ihe nkiri matriks, na-ejikwa ya dị ka ihe ndị a gwakọtara agwakọta Pellets, nke eji ihe eji eme ihe eji eme ka ihe eji eme ka microchages na-efe efe; Ọ nwekwara ike ịbụ na a na-ejikarị ya mee ihe maka nkwadebe nke nkwasasị siri ike; A na-ejikarị teknụzụ ọgwụ ọtụtụ ihe dị ka ihe na-emepụta ọgwụ na mkpuchi na-echebe ya, yana ihe mgbochi na filder. Dị ka mkpuchi nke mbadamba ihe ahụ, ọ nwere ike belata ezi uche nke mbadamba nkume na igbochi ọgwụ ahụ emetụta mmiri, na-emetụta ya; Ọ nwekwara ike mepụta polymen nwayọ, microcicelate polymen, ma mee ka ntọhapụ ọgwụ siri ike.
Wepụ ngwa ndị dị ala ma mee ngwangwa mgbanwe na ndozi
Na nchịkọta, igwe sodiumyylythylythylythylythylythylythym cellulose, hydroxyyl cellulose, a na-eji ihe ndị ọ na-eme ihe na-eme ọgwụ, na-elekọta ihe na-achịkwa maka nkwadebe ọnụ, mkpuchi Ndị na-eme ihe nkiri na-akpụzi ihe nkiri, ihe nke Capsule na a na-enyo enyo. Na-ele ụwa anya, ọtụtụ ụlọ ọrụ mba ofesi (Shin-ospa Japan, na-abawanye nnukwu ahịa ọgwụ) na-abawanye mgbali ma ọ bụ jikọtara ya na ngalaba ha. ntinye ntinye n'ime. Ifufe WolFe kwupụtara na ọ ga-eme ka elekwasị anya na usoro ọgwụgwọ, ihe eji eme ya ma tinye ya na nyocha nke ọgwụ ndị China, ga-agbasi mbọ ike ịbịaru nso n'ahịa. Dow Merlilose nkewa na Cololọ Ọrụ Na-ahụ Maka Njikọ nke United States, nke ndị ọrụ na-arụ ọrụ na steeti 9,MP, ọnụ ọgụgụ dị ukwuu nke ndị ọkachamara na-arụ ọrụ na-arụ ọrụ ihe dị ka mba 160. Ashland nwere ntọala nrụpụta na Beijing, Tianjin, Shanghai, Nanj, Kungmen, tinyere ego na ụlọ ọrụ nyocha atọ na Shanghai na Nanj.
Dabere na Statistics si websaịtị nke Cellulose Assiciation, na 2017, Mmepụta ụlọ nke cellulose ether 373,000 tọn 373,000 tọn abụrụ iri atọ na isii. N'afọ 2017, olu ahịa a bụ 234,000 tọn 234,000, mmụba nke afọ 18.61 na-abụghị nke Ionc cons, mmụba nke 8.2% afọ. Na mgbakwunye na HPMC (Gwuo ihe ubi), HPMC (GPMC), HPMC (GPC), MC, HECC, wdg. Elulite cellulose euther etolitewo ngwa ngwa ruo ihe karịrị afọ iri, mmepụta ya abụrụla nke mbụ n'ụwa. Agbanyeghị, ngwaahịa ọtụtụ ụlọ ọrụ Ethether Ether na-ejikarị na mpaghara ụlọ ọrụ, yana ọnụahịa ahụ adịghị elu.
Ka ọ dị ugbu a, ụlọ ọrụ na-ahụ maka ebili mmiri na-aga n'ihu na-agbanwe agbanwe na ndozigharị. Ha kwesịrị iji bulie nyocha ngwaahịa na mgbalị iche iche, na-eme ka ịmalite China, na-arụ ọrụ nke China, na-abawanye na mgbali nke ụlọ ọrụ, ma nweta oke na mmepe mmepe.
Oge post: Jun-15-2023