I-HPMC imele i-hydroxypropyl methylcelceluplose, eyi-Ionic ye-ionic sest isetyenziswa ngokuqhelekileyo kumashishini anjengamayeza, ukwakhiwa, ukutya, kunye neempahla ezinamachiza. Ibinzana elithi "iBakala le-HPMC" libhekisa kwiinkcazo ezahlukeneyo okanye zamabakala ombane we-Hydropylcelsulose, ezimiselweyo ngokubhekisele kwimilinganiselo eyahlukeneyo ye-molecular, i-viscosity, i-vissity, kunye nezinye iimpawu zomzimba. Ukuqonda amabakala e-HPMC kubalulekile ekukhetheni uhlobo oluchanekileyo lwe-HPMC yezicelo ezithile.
I-1. Ubunzima bemolekyuli kunye ne-viscofity:
Ubunzima bemolekyuli kunye noVicrosity zimbini iiparamitha ezinqabileyo ezichonga intsebenzo ye-HPMC kwizicelo ezahlukeneyo. I-HPMC ye-rolecular yemolekyuli ihamba ne-viscofity ephezulu, ephembelela iipropathi ezinje ngamaqhinga, ukwenziwa kwefilimu, kunye nokugcinwa kwamanzi.
Amabakala ahlukeneyo e-HPMC ahlulahlulwe ngokusekwe kubunzima bemolekyuli kunye nee-vings. Umzekelo, amabanga obu-viscosity afanelekileyo ukuba afune ukupheliswa ngokukhawuleza, ngelixa amabakala e-viscosity ephezulu akhethwa kwizicelo ezifuna ukugcinwa kwamanzi okuphuculweyo kunye neepropathi ezinkulu.
I-2. Isidanga sokufaka (DS):
Inqanaba lokufaka i-HPMC libhekisa kwinqanaba lokufumana amaqela e-hydroxyl kwikhonkco leselselose ithathe indawo ye-hydroxypropyl kunye namaqela e-methyl. Le parameter ichaphazela iipropathi ezinje ngokuzalwa, ukungqubana kwe-irmal, kunye nobuchule bokwenza ifilimu.
Amabakala e-HPMC enedigri yokufakelana endaweni yokufaka imisebenzi inikezela imisebenzi eyahlukileyo. Iidigri eziphezulu zokufaka endaweni zikhokelela ekuphuculeni ukulingana kwamanzi kunye nokwenziwa kwefilimu, okubenza balungele ukusetyenziswa kweenkqubo zokuhambisa iziyobisi kunye neengubo.
I-3. Ubungakanani bentsumpa kunye nokucoceka:
Ubungakanani obunesuntswana nobunyulu bunokuqwalaselwa kubalulekile xa kuqalisa amabanga e-HPMC. Isabelo esincinci esincinci sikhokelela ekusasazeni okungcono kunye nokufana kwezifomu, ngelixa amanqanaba aphezulu ococeko aqinisekise ukungqinelana kunye nomgangatho.
Amabakala ahlukeneyo e-HPMC anokuchazwa ngokusekwe kubungakanani be-parivecle yosasazo kunye namanqanaba ococeko, aqinisekisa ukungangqinelani neenkqubo ezithile zokwenza imveliso kunye neemfuno zokusebenzisa isiphelo.
4. Ukuthobela umthetho:
Amabakala e-HPMC anokuhlelwa ngokusekelwe ngokuhambelana nemigangatho yomthetho kunye neemfuno kumashishini ahlukeneyo. Umzekelo, i-HPMOCoutication-Inqanaba le-HPMC kufuneka ifezekise iikhrayitheriya ezibekwe ngabasemagunyeni abalawulayo ukuqinisekisa ukhuseleko, ukusebenza ngokukuko, kunye nomgangatho kwifom yokwenziwa kwamachiza.
Ukuthobela imimiselo ethile kunye nemigangatho, njengoko ichaziwe yi-phammacopeas okanye iiarhente zokhuseleko zokutya, zibalulekile ekukhetheni iBakala le-HPMC le-HPMC le-HPMCE, kwiimveliso zokutya, kunye nezinye iinkqubo.
5. Iipropathi ezikhethekileyo kunye nezicelo:
Amanye amabakala e-HPMC ayalelwe ngepropathi ekhethekileyo yokufezekisa iimfuno ezithile zesicelo. Umzekelo, amabanga e-HPMC ngepropathi elawulwayo asetyenziswa kwifom yamayeza yokuphunyezwa kweziyobisi kunye nokuphucula ukusebenza ngempumelelo konyango.
Amanye amabakala e-HPMC ekhethekileyo anokunikezela ukubambelela, ulawulo lwendalo, okanye ukunyangwa komswakama, okubenza bafaneleke ukuze basebenzise ezihedeni, iingubo, kunye nezixhobo zokwakha.
6. Ukuhambelana nokuqwalaselwa kokuqhekelwa koKwenziwa:
Ukukhethwa kwebanga le-HPMC kuphenjelelwa ngokuhambelana nezinye izithako kunye neemfuno zokuqulunqwa. Amabakala ahlukeneyo e-HPMC anokunxibelelana ngokwahlukileyo kunye nezinye izongezo, ii-solments, kunye neemeko zokulungisa, echaphazela intsebenzo ngokubanzi kunye nozinzo kwimveliso yokugqibela.
Ukuqulunqwa kokuqulunqwa kobuntununtunu obunjengobuntununtunu beMvalonu, uzinzo lweqondo lobushushu, kunye nokuhambelana neenkqubo ezithile zokwenza imveliso zidlala indima ebalulekileyo ekumiseleni inqanaba elifanelekileyo le-HPMC ngesicelo esifanelekileyo se-HPMC.
I-7. Izinto ezisisingqongileyo kunye nokuzinzileyo:
Ngokwanda, ukuqaphela okuzinzileyo kwendalo kunye nokusingqongileyo kuyakuphembelela ukhetho lwamabanga e-HPMC. Abavelisi banokubeka phambili amabakala aveliswa kwizibonelelo ezihlaziyiweyo okanye ezo zinefuthe elincinci lokusingqongileyo.
Ukusebenza okuzinzileyo kwemali, i-biodegradiance, kunye nokuphinda ubugcisa kuya kuba ziikhrayitheriya ezibalulekileyo zokukhetha amabanga e-HPMC, ngakumbi kumashishini afuna ukunciphisa i-carbon yonyawo kunye nefuthe lokusingqongileyo.
8. Iindlela zentengiso kunye nezinto ezintsha:
Imakethi ye-HPMC inamandla, ngophando oluqhubekayo kunye nokuphuhlisa ukukhula kwamabakala amatsha kunye nefom. Iindlela zentengiso ezinje ngemfuno yezithako zelebhile ezicocekileyo, iimveliso zendalo, kunye nemincili yendalo inefuthe kumabakala e-Novel HPMC ngezakhiwo eziphuculweyo kunye nokusebenza.
Abavelisi baqhubeka bezama ukuhlangabezana neemfuno zabathengi kunye neemfuno zentengiso ngokwazisa amabakala amatsha e-HPMC ehambelana nezicelo ezithile, ezinjengeendlela eziqhubekayo, kunye neenkqubo ezizinzileyo zeziyobisi.
ISIQINISEKISO:
Ubunzima bemolekyuli, i-viscosity, isidanga sokufaka, ubungakanani be-subsecle, ukuthotyelwa komthetho, izinto ezikhethekileyo, izinto ezikhethekileyo, kunye nokukhetha ibakala eliphambili le-HPMC xa ukhetha iBakala elifanelekileyo le-HPMC.
Ukuqonda amabanga e-HPMC kubalulekile kwiifomula, abaphandi, kunye nabavelisi bafuna ukwenza intsebenzo yemveliso, ifezekisa iimfuno zomthetho, kunye nedilesi yokuveza izinto zokuvela kwemarike. Ngokuvavanya ngononophelo iipropathi ezizodwa kunye nezakhono zamabakala ee-HPMC ezahlukeneyo, abathathi-nxaxheba banokwenza izigqibo ezinolwazi ukufezekisa iziphumo ezinqwenelekayo kumashishini abo kunye nokusetyenziswa.
Ixesha lokuphumla: Mar-15 ukuya ku-2424