I-HydroxyPOpyl Methylcelcelsulose (HPMC) sisitshixo esiphambili kwimveliso yoyilo, edlala indima ebalulekileyo ekwandiseni ubunzima babo kunye nokunganyani kwempembelelo. Kwisincoko samagama angama-1200, sinokuphonononga iipropathi ze-HPMC, iindlela zayo zesenzo, kunye nefuthe layo kwimveliso yoyilo.
Intshayelelo kubasebenzi be-DeAirctural kunye ne-HPMC
I-DeAritectIngs yokusebenza ayisebenzi nje kuphela ukuhombisa iindawo ezingaphezulu kodwa nokubakhusela kwizinto ezizendalo ezinjengokufuma, imitha ye-UV, kunye nomonakalo woomatshini. Ezi ziqwengana zisetyenziswa kumacandelo ahlukeneyo anjengekhonkrithi, iinkuni, kunye nentsimbi phakathi nangaphezulu. Omnye wemiceli mngeni ebalulekileyo ekuqulunqeni iingubo zokwakha zokwakha kukuqinisekisa ukuba zinobuchule obaneleyo kunye nokunganyangeki kwempembelelo kuya kunxiba kunye nokukrazula.
I-HydroxyPOpyl Methylcelceltulose (HPMC) sisifo sesellulose esetyenziswayo esetyenziswayo kwimveliso yoyilo. Ithathwe kwiSellUlose, owona mkhulu wase-Polymer e-Workmer emhlabeni, ngothotho lwezinto ezemikhalimikhali. I-HPMC idume ngokuguquguqukayo kunye nokusebenzisa izinto ezininzi kumashishini ahlukeneyo, kubandakanya nolwakhiwo, amayeza kunye nokutya.
Iipropathi ze-HPMC
I-HPMC inobutyebi obuninzi owenza ukuba kube yinto eyongeziweyo eyiyo yoyilo:
Ukuqulunqwa kwefilimu: I-HPMC iyenza ifilimu eguqukayo kwaye ihambelane nefilimu xa ixutywe nekhredithi esekwe emanzini. Le filimu isebenza njengomqobo, ukukhusela umhlaba ukusuka ekrwada kunye nezinye izinto zokusingqongileyo.
Iarhente yokuthambisa: I-HPMC yiarhente esebenzayo yokuthambisa, idlulisela i-viscofity kwi-cayishini. Le ndawo inceda ekufezekiseni ukungaguquguquki okufunekayo kunye nokufumana lula isicelo ngexesha lokuqalisa.
Iarhente yokubopha: I-HPMC ixhasa umbilini wengubo yokufaka izinto, ukukhuthaza iqhina elinamandla phakathi kokudibana kunye nomphezulu. Le ndawo ibaluleke kakhulu ekuphuculeni ukuqina kwengubo yoyilo.
Ukugcinwa kwamanzi: i-HPMC ineepropathi ezigqwesileyo zangaphantsi, ikwandisa ixesha lokukoma kwengubo. Eli xesha loomomileyo livumela ukuba inqanaba elingcono kwaye linciphise amathuba esiphene njengamanqaku eBrish kunye ne-roller mids.
I-Stbilizer: i-HPMC isebenza njengesiqhelo kwi-cares, ukuthintela ukuhambisa i-sediment kunye nokuqinisekisa ukusasazwa kwe-pigmes kunye nezinye ezongeziweyo. Le ndawo inegalelo ekungqineni nasekusebenzeni kwengubo yokwakha.
Iindlela zokufumana ubunzima kunye nokuphuculwa kwempembelelo
I-HPMC iphucula ubunzima kunye nokungaxhathisi bempembelelo yokuyila ngolwazi ngeendlela ezininzi:
Ukuguquguquka: Ifilimu eguqukayo ye-HPMC inika ukuguquguquka kwi-cayishini, ivumela ukuba bagobe kwaye bawolule ngaphandle kokuqhekeza okanye ukulibazisa. Olu bhetyebhetye lubaluleke kakhulu kulusulelo kunye nefuthe ngaphandle komonakalo osisigxina.
I-Elasticity: i-HPMC iphucula i-elasticy yengubo, iyenza ukuba ifumane amandla kwaye ikhuphe amandla kwimpembelelo. Le ndawo inciphisa amathuba okuqhekeka kwaye iphucule ukomelela kwengubo yokwakha.
I-Interfayil Bonds: I-HPMC ikhuthaza ukubopha okunamandla okubangelwa kukoyikwa kunye nekhubalo. Eli Bond linamandla lisasaza uxinzelelo ngakumbi kulo lonke ujongano, ukunciphisa uxinzelelo lwamanqaku oxinzelelo apho anokuqalisa khona.
I-AgeGhening Agents: I-HPMC isebenza njenge-arhente yokugculela kwingubo, ukwandisa ukumelana nokuchasana nokusasazwa kwabo. Le mpahla ibaluleke kakhulu kwiindawo ezenziwa ngomonakalo woomatshini, njengamanqanaba aphezulu ezithuthi kunye neendonga zangaphandle.
Utshintsho olubonakalayo: I-HPMC iguqula ulwakhiwo lwengubo, ukudala uthungelwano lwee-polymer ezidityanisiweyo. Olu lwakhiwo lwenethiwekhi lusasaza uxinzelelo kuyo yonke i-coraight, ukuthintela ukusasazeka kwee-rock kunye nokukhulisa ubunzima bayo.
Isicelo kwimveliso yoyilo
I-HPMC ifakwe kwi-caat ye-Arhente ngenkqubo yokuqulunqwa kwengqondo. Ukugxininiswa okuqinisekileyo kwe-HPMC kuyahluka kuxhomekeka kwizinto ezinje ngohlobo lokudibana, kwi-subtate, kunye neempawu zomsebenzi. Ngokwesiqhelo, i-HPMC yongezwa kwi-cayishini esekwe emanzini ngexesha lokwenza imveliso, apho isasazeka ngokulula kwaye iwumxube ngokulula.
Ukusetyenziswa kwempahla yoyilo equkethe i-HPMC kubandakanya amanyathelo aliqela, kubandakanya ukulungiselela umphezulu, ukuxuba, isicelo, kunye nokunyanga. Ngexesha lokufaka isicelo, ukungqengqa kusasazeka ngokulinganayo kusetyenziswa iindlela ezisebenzisa ubugcisa, ukuqengqeleka, okanye ukutshiza. Ubukho be-HPMC buququzelela ukusetyenziswa okugudileyo kunye nokufanayo kwemali yokunxiba, ukuqinisekisa ukugubungela okungaguqukiyo kunye nokunamathela.
Nje ukuba isetyenziswe, ukungqengqeleka phantsi kwenkqubo yonyango, apho iyomisa khona kwaye iyifilimu eqinileyo. Ubukho be-HPMC kwanda ixesha lokukoma kwengubo, ukuvumela ukuba kwinqanaba elingcono kunye nokunciphisa ukwenziwa kweziphene. Emva kokuphilisa, ukubhala okubonisa ubunzima obuqhelekileyo kunye nokungaxhathisi bempembelelo, ukubonelela ngokhuseleko oluhlala ixesha elide kwi-subsest.
I-Hydroxypropyl Methylcelcellulose (HPMC) idlala indima ebalulekileyo ekuphuculeni ubunzima kunye nokungaxhathisi bempembelelo yokuyila. Ngeempawu zayo ezizodwa kunye neendlela zesenzo, i-HPMC ixhasa ukuguquguquka, i-elaistity, kunye nokuqina kwengubo, iyenza ukuba inxibe kunye nokukrazula kwiindawo ezahlukeneyo. Ngokufaka i-HPMC kwifom, abavelisi banokuvelisa iingubo zalo zalo ezibonelela ngomsebenzi obalaseleyo kunye nokukhuselwa okungapheliyo kumphezulu.
IXESHA LOKUQALA: NgoFebwe-18 ukuya kwi-1825