Hydroxypropyl methyl seluplose (hpmc)sisifo esibalulekileyo se-ether. Isetyenziswe ngokubanzi kwiinkqubo ezisekwe ngohlobo lwesamente ngenxa yepropathi yayo eyahlukileyo yomzimba kunye neekhemikhali kunye nophuculo olubonakalayo ekusebenzeni kwezinto zokwakha. Ngokukodwa, i-kimbacell®hpmc ibonakalise iziphumo ezigqwesileyo ekuphuculeni udaka lokuthantamisa.
Ukubaluleka kokuchasana nokusasazwa
Ukuchasana nokusasazeka sisibonisi sentsebenzo yendlela yokufaka, ebonisa ubukhulu becala ukuba siqhubeke sinokufakwa kwamacandelo angaphandle (njengokwenza impembelelo, ifuthe okanye ukufunyanwa kwamanzi). Ngokwakhiwa kwangokwenyani, ukuhlaselwa okulungileyo okulungileyo kunokuthintela ukwahlukana, izixhobo zesamente kunye nokongezwa kwesindwanga ukwahlulahlula kwaye kuchaphazele umgangatho wokugqibela wokwakha, ngaloo ndlela echaphazela ukufana, okwenziwe amandla kunye nokuqina kwesakhiwo.
Iimpawu ze-hydroxypropyl methyl seluplose
I-HPMC yi-polymer enyibilikayo yamanzi ngezi mpawu zilandelayo:
Ukutyibilika: I-HPMC inokunyusa kakhulu i-viscofity yenkqubo kwisisombululo esinamandla, esenza udaka lune-Antion Anti-ukusasazeka nokuzinza kwengqongqo.
Ukugcinwa kwamanzi: Umsebenzi wayo ofanelekileyo wokugcina amanzi unokunciphisa ngokufanelekileyo ukuphulukana namanzi ngokukhawuleza kodaka kudaka kwaye kuncitshiswe umngcipheko wokusasazeka okubangelwa kukuvela kwamanzi.
Ipropathi yokwenza ifilimu: I-HPMC iya kwenza ifilimu eguqukayo emva kodaka, ephucula umbuleli ongaphezulu komhlaba kwaye iphucula ipropathi yayo yokulahla inkunkuma.
I-Lubrity: iphucula iimpawu ezikrwada phakathi kwamasuntswana eluphango, yenza ukudibanisa iyunifomu kwaye kuthintela ukusasazeka.
Indlela yokusebenza ye-HPMC yokuphucula indawo yokulahla inkunkuma yesamente
Iphucula i-viscofity kunye neepropathi ze-rudumoology
Emva kokongeza i-kimbacell®hpmc ukuya kwi-cenkir, amaqela e-Hydroxyl kwimo yayo ye-moleks aya kwenza iimolethi ze-hydrogen ezineemolekyuli zamanzi, ngaloo ndlela enyusa ukufakwa kwenkqubo yokutsala. Udaka oluphezulu lunokucothisa ukuhamba kwamasuntswana lwangaphakathi xa liphantsi kwamandla angaphandle, ukuphucula uzinzo olupheleleyo kodaka, kwaye unciphise umkhwa wokwahlukana.
Ukuphucula ukugcinwa kwamanzi kunye nokulibaziseka kwenqanaba lomzimba
I-HPMC inokwenza i-riser yokufakelwa kwamanzi e-subles kwi-purdord ukuthintela amanzi ekuphumezeni ngokukhawuleza. Ifuthe lokugcina amanzi alincedisi kuphela i-hydrations ekuphindeni kodaka ukuba uqhubeke ngokupheleleyo, kodwa inciphisa i-dilpress yendawo yendawo ebangelwa kukusasazwa kwamanzi ngokungalinganiyo, ngaloo ndlela iphucule ipropathi yokulahla inkunkuma.
Ukusasazwa ngokufanayo kwezinto ezinesamente kunye ne-agergates
Iziphumo ezithambileyo nezityhafisayo zenza ukuba amasuntswana amahle eluphango asasazeke ngakumbi, ngaloo ndlela ekuphephe ukwahlukana okubangelwa kukwahluka koxinzelelo.
Ukuphucula ukumelana nodaka
I-HPMC yandisa ukuchasana nodaka ukuba luchithe kwaye luhluzeke, kwaye lunciphise iziphumo ezonakalisayo zemikhosi yangaphandle kwisakhiwo sobudaka. Nokuba ngokuxuba, ukuhambisa okanye ukwakhiwa, izinto ngaphakathi kodaka zinokuhlala zingqinelana.
Imizekelo yesicelo kunye nokuqinisekiswa kwempembelelo
Izifundo zibonakalise ukuba i-viscosity yokufa yesamente inokwandiswa kakhulu ngokongeza i-0.2% -0.5% (ipropathi yayo yokulwa i-HPMC iphuculwe kakhulu. Ngexesha lenkqubo yokwakha, udaka olune-kimbacell®HPMC lubonisa impahla ephezulu yokusasazeka phantsi kweemeko eziphezulu eziphantsi kweemeko eziphakamileyo, ukunciphisa indawo yokuhlawulwa kwe-Aggregate kunye ne-Clumel Slurry elahlekileyo ezibangelwe yintshukumo.
Ngenxa yokugcinwa kwayo ngokugqwesileyo, ukugcinwa kwamanzi kunye neepropathi ze-hibroxypropyl methylcelcelsulose inokuthi iphucule impahla yokulahla inkululeko, ngaloo ndlela iphucula ukuqina komgangatho wokwakha kunye nolwakhiwo. Kuphando lwexesha elizayo, isakhiwo semolekyuli kunye nendlela yongezoI-HPMCInokuphelelwa ukuphucula ukusebenza kwayo ekusebenzeni kwezinto ezisekwe kwisamente. Kwangelo xesha, ukudityaniswa kwe-HPMC kunye nezinye izongezelelo kulindeleke ukuba kuphuhliswe inkqubo yokwakha esebenzayo yokwakhiwa ngentsebenzo engcono.
IXESHA LOKUQALA: UJAN-27-2025