Hydroxypropylmethylcellulose (HPMC) ke tlatsetso e fapaneng e sebelisoang mefuteng e mengata ea lihlahisoa tsa moaho. E na le thepa e ikhethang e etsang hore e be karolo e loketseng ea liretse tse ikemetseng tse ikemetseng, ho etsa bonnete ba hore motsoako o bonolo ho o sebelisa, o khomarela hantle holimo mme o omella hantle.
Seretse sa maiketsetso se ikemetseng se ntse se tsebahala haholo indastering ea kaho, haholo-holo ka lebaka la boiketlo ba eona ba tšebeliso le bokhoni ba ho fana ka sebaka se boreleli, se lekanang. Ho eketsoa ha HPMC ho lirekere tse joalo ho ntlafatsa thepa ea bona, ho etsa hore e atlehe le ho sebetsa hantle.
O mong oa melemo ea bohlokoahali ea HPMC ke bokhoni ba eona ba ho fana ka thepa e ntle ea ho boloka metsi. Ha e eketsoa ho seretse sa motsoako o ikemetseng, se thusa ho boloka mongobo ka har'a motsoako nako e telele. Ena ke tšobotsi ea bohlokoa kaha e etsa bonnete ba hore seretse se entsoeng ka motsoako ha se ome ka potlako, se lumella mokonteraka nako e lekaneng ea ho hasana le ho lekana.
Thepa ea ho boloka metsi ea HPMC e thusa ho thibela ho thehoa ha mapetsong le maphao a liretse tse kopantsoeng. Sena se bohlokoa ho etsa bonnete ba hore screed ea hau e ikemetseng e nka nako e telele kamoo ho ka khonehang, ho fokotsa tlhoko ea litokiso kapa tse ling.
HPMC e boetse e sebetsa joalo ka motenya ho fa seretse se kopaneng ho tsitsisa ho nepahetseng. Sena se tiisa hore seretse se itšebetsang se be bonolo ho se sebelisa le ho se tšoara, se etsa hore e be se loketseng merero ea kaho moo ho nepahetseng le ho nepahala ho leng bohlokoa.
Bokhoni ba HPMC ba ho ntlafatsa thepa ea tlamahano ea lirekere tse kopantsoeng e netefatsa tlamahano e ntle libakeng tse fapaneng. Sena ke sa bohlokoa ho etsa bonnete ba hore seretse sa motsoako o ikemetseng o matla ebile o tšoarella, o fana ka motheo o tsitsitseng bakeng sa mohaho leha e le ofe o hahiloeng holim'a oona.
HPMC e boetse e ntlafatsa khanyetso ea sag ea seretse se ikemetseng se ikemetseng, se etsa hore se se ke sa phalla kapa sa rotha ha se sebelisoa libakeng tse otlolohileng. Sena ke sa bohlokoa ho etsa bonnete ba hore seretse se kopantsoeng se sebelisoa ka ho lekana le ka mokhoa o tsitsitseng, ho fana ka sebaka se boreleli, se lekanang.
HPMC le eona ha e chefo ebile ha e na litlamorao tse kotsi tikolohong, e etsa hore e be tlatsetso e tšoarellang e bolokang tikoloho. E na le biodegradable 'me ha e siee masalla ka mor'a ho sebelisoa.
Hydroxypropyl methylcellulose (HPMC) ke motsoako o ikhethang oa seretse se ikemetseng. Lintho tsa eona tse ikhethang li ntlafatsa haholo ho boloka metsi, ho khomarela le ho sebetsa ha seretse se kopantsoeng. Ho feta moo, ha e na chefo ebile ha e na tikoloho, e etsa hore e be tlatsetso ea khetho indastering ea kaho. Ka ho sebelisa HPMC khafetsa, borakonteraka ba ka fihlela liphetho tse boreleli, tse tšoarellang le tsa boleng bo holimo mererong ea bona ea kaho.
Hydroxypropyl methylcellulose theko-caulk HPMC
Hydroxypropyl methylcellulose, eo hangata e tsejoang e le HPMC, ke polymer e sebetsang ka mefuta e mengata e sebelisoang liindastering tse fapaneng. Thepa ea eona e ikhethang e etsa hore e be motsoako oa bohlokoa lits'ebetsong tse fapaneng, ho kenyelletsa thepa ea kaho, meriana, lijo, litlolo, le tse ling.
Tšebeliso ea hydroxypropyl methylcellulose
indasteri ea kaho
E 'ngoe ea litšebeliso tsa bohlokoa ka ho fetisisa tsa HPMC ke indastering ea kaho, moo e sebelisoang e le sesebelisoa sa caulking. HPMC e sebelisoa ka li-grouts, li-adhesives tsa lithaele, li-varnish le metsoako ea ho ikemela ho ntlafatsa ho boloka metsi, ho sebetsa le ho khomarela. Ho kenyelletsa HPMC ho thepa ea samente ho eketsa matla a bond mme ho thibela motsoako ho senya. E thusa ho laola ho tsitsisa le thixotropy ea motsoako, ho ntlafatsa ts'ebetso, ho fokotsa ho fokotseha, le ho ntlafatsa ho boloka metsi nakong ea ho folisa.
lithethefatsi
HPMC e sebelisoa haholo litokisetsong tsa meriana, haholo-holo litlolo tsa letlapa le litokisetso tsa tokollo e tsitsitseng. E sebelisoa e le se tlamella, emulsifier, disintegrant le thickening agent ka metsoako ea meriana. HPMC e sebelisoa ho litlolo tsa lihlooho, li-gel, le litlolo ho eketsa viscosity, ho ntlafatsa ho kenella ha letlalo, le ho netefatsa kabo e nepahetseng ea moriana.
Lijo le litlolo
HPMC ke motsoako o tloaelehileng oa lijo le litlolo. E sebelisoa e le motenya, emulsifier le stabilizer lijong. HPMC e atisa ho sebelisoa ka ice cream, litholoana tse lokisitsoeng le thepa e halikiloeng. Litlolong, e sebelisoa e le motenya, emulsifier le moemeli oa ho emisa ka litlolo, litlolo le li-shampoo.
Lintlha tse amang theko ea hydroxypropyl methylcellulose
Mofuta oa Hydroxypropyl methylcellulose
Ho na le mefuta e mengata ea HPMC 'marakeng, e' ngoe le e 'ngoe e na le thepa ea eona e ikhethang. Ka mohlala, HPMC e nang le viscosity e tlaase e qhibiliha haholoanyane metsing 'me e qhibiliha ka potlako, e etsa hore e be e loketseng bakeng sa lithethefatsi tse tsoang hang-hang. Ka nako e ts'oanang, HPMC e nang le viscosity e phahameng e na le sekhahla sa ho qhibiliha butle 'me e loketse litokisetso tsa tokollo e tsitsitseng. Mofuta oa HPMC o sebelisitsoeng o tla ama litheko tsa eona.
Bohloeki le ho tsepamisa maikutlo
Bohloeki le khatello ea maikutlo ea HPMC le eona e ama theko ea eona. HPMC e hloekileng e theko e phahameng haholo ka lebaka la ts'ebetso e eketsehileng e hlokahalang ho fumana HPMC e hloekileng. Ka mokhoa o ts'oanang, likhakanyo tse phahameng tsa HPMC le tsona li tla ama theko ea eona kaha ho hlokahala lisebelisoa tse ngata tse tala ho e hlahisa.
Mohloli oa lisebelisoa tse tala
Mohloli oa thepa e tala e sebelisoang ho etsa HPMC le eona e ama theko ea eona. HPMC hangata e tsoa ho makhasi a lehong kapa lithareng tsa k'hothone, ea morao-rao e le theko e phahameng haholo. Sebaka le boleng ba lihlahisoa tse sebelisoang li tla ama theko ea sehlahisoa sa ho qetela.
Tlhokahalo ea 'maraka
Tlhokahalo ea 'maraka ke ntlha e' ngoe e amang litheko tsa HPMC. Haeba tlhokahalo ea HPMC e phahame, theko e tla eketseha 'me ka tsela e fapaneng. Seoa se ntseng se tsoela pele sa COVID-19 se lebisitse tlhokong e ntseng e eketseha ea HPMC indastering ea meriana kaha HPMC e sebelisoa tlhahisong ea lithethefatsi tse kang remdesivir.
Ka kakaretso
Hydroxypropyl methylcellulose ke motsoako o fapaneng o sebelisoang liindastering tse fapaneng. Lintho tsa eona tse ikhethang li etsa hore e be motsoako o babatsehang oa thepa ea mohaho, meriana, lijo le litlolo. Theko ea HPMC e angoa ke lintlha tse kang mofuta, bohloeki le mahloriso a HPMC, mohloli oa lisebelisoa tse tala, tlhokahalo ea mmaraka le lintlha tse ling. Leha ho na le lintlha tse 'maloa tse susumetsang litheko tsa eona, HPMC e ntse e le polymer ea bohlokoa e nang le mefuta e fapaneng ea ts'ebeliso le melemo.
Nako ea poso: Oct-19-2023