I-Hydroxypropyl Methylcelcelsulose (HPMC) ayisosifo seplastiki kwingqondo yesiko. Sisisu esibonakalayo esiqhele ukusetyenziswa kwindawo yamayeza, ukutya, ukwakhiwa kunye namashishini okhathalelo lobuqu. Ngelixa ingenzi njengamaprimbizeli asetyenziswa kwii-polymers, ibonakalisa iipropathi ezithile ezinokubangela iziphumo zeplastiki kwezinye iinkqubo.
Ukuphonononga ngokupheleleyo isihloko se-HPMC kunye nendima yabo kumashishini ahlukeneyo, sinokwenza usemo yayo yekhemikhali, iipropathi, ukusetyenziswa, kunye nezinto ezinokulungela izinto kunye nezinto ezinokungalunganga. Ukuqonda okukhulu kwe-HPMC kuya kubonelela ngokuqonda kwizicelo zayo ezahlukeneyo kwaye kutheni kuthathwa njengesithako esibalulekileyo senkqubo emininzi.
Isakhiwo sekhemikhali kunye neepropathi ze-HPMC
Isakhiwo sekhemikhali:
I-HPMC yi-polymer ye-semi-spyhemetic ethathwe kwi-seluplose, i-polymer yendalo ifunyenwe kwiindonga zeseli zezityalo. Amaqela e-HydroxyPuffy kunye namaqela e-methyl aziswa ngokuguqula kwamachiza. Olu hlengahlengiso lutshintsha iipropathi zomzimba kunye nekhemikhali yeselutase, ezikhokelela kwikhomputer yokuphucula ukusebenza.
Inqaku:
I-Hydrophilic: i-HPMC inyibilikiswa yamanzi kwaye ihlelo le-hygcroscopic, iyenza ilungele iindlela ezahlukeneyo ezifuna ukugcinwa kwamanzi okanye ukukhutshwa okulawulwa kwamanzi.
Ukwenza ifilimu: Inepropathi yokwakha ifilimu eyenza ifilimu yokukhusela xa isetyenziselwa umphezulu, isenza iluncedo kwi-chiermaceutical carlings kunye nezixhobo zokwakha.
Iarhente yokuthambisa: I-HPMC ihlala isetyenziswa njengearhente yokuthambisa kwizisombululo zexabiso. Uhlobo lwayo lunyukayo ngoxinzelelo, luvumela ulawulo lokungaguquguquki kwezitoliki zolwelo.
Imvakalelo yobushushu: Amabango athile e-HPMC ayabuya umva, okuthetha ukuba banokutshintsha kwenqanaba lokutshintsha kwenqanaba lobushushu.
Ukusetyenziswa kwe-HPMC kumashishini ahlukeneyo
1. Ishishini lamachiza:
Ithebhulethi yokudibana: I-HPMC isetyenziswa njengezinto zokuhamba kweetafile kwishishini lamayeza. Inika umaleko wokukhusela, ilawula ukukhutshwa kweziyobisi, kwaye iphucula imbonakalo yetafile.
Isisombululo se-Ophthalmimic: Kumehlo ehla kunye nezisombululo ze-Ophthalmic, i-HPMC inokuphucula i-viscosity kunye nokuphucula ixesha lokugcina indawo.
2. Ishishini lokutya:
Iarhente yokuthambisa: I-HPMC isetyenziswa njengearhente yokuthambisa kwiimveliso zokutya, kubandakanya iisosi, isuphu kunye neemveliso zobisi.
U-Emulsifier: Kwezinye iinkqubo zokutya, i-HPMC inokuthatha amanyathelo njenge-Emoulsifier, ukuphucula uzinzo kwi-emulsion.
3. Ishishini lokwakha:
Ababukeli be-TIle
Izifa kunye nabasebokhokhi: Isetyenziswe kwizixhobo zokwakha ezifana nokufa kunye nokufakelwa komda wokuphucula ububi kunye nokusebenza.
4. Iimveliso zononophelo zobuqu:
Ifomu ephambili: Kwikhrim, i-rivos kunye nezinye iindlela eziphambili, i-HPMC inceda ekuphuculeni ukuthungwa, uzinzo kunye nolusu lwemveliso.
Iimveliso zokhathalelo lweenwele: i-HPMC ifumaneka kwezinye iimveliso zokhathalelo lweenwele ngenxa yokuqulunqa iifilimu zefilimu kunye neepropathi zenqanaba.
Izibonelelo kunye nokungalunganga kwe-HPMC
Inzuzo:
I-Biomitication: I-HPMC ithathelwa ingqalelo ngokukhuselekileyo ekusetyenzisweni ngabantu kwaye isetyenziswa ngokubanzi kwizicelo zamayeza kunye nokutya.
Ukusebenza: Ineentlobo ezahlukeneyo zepropathi kwaye ilungele ngokwamashishini ahlukeneyo kunye nefom.
Ukugcinwa kwamanzi: Uhlobo lwe-hydrophilic ye-HPMC kwindawo yokugcina amanzi, enokuba yingenelo kwizicelo ezithile.
IXESHA:
Indleko: I-HPMC ingabiza indleko xa kuthelekiswa nezinye izongezo.
Imvakalelo yobushushu: Ngenxa yohlobo oluguqukayo lwamabanga e-HPMC, ezinye zinokuchaphazeleka kukutshintsha kobushushu.
ukuququmbela
Nangona i-HPMC ayisosifo seplastiki ngokwengqondo, iipropathi zayo ezizodwa zenza isithako esixabisekileyo kumashishini ohlukeneyo. Ibonisa ukuguquguquka kwayo njengefilimu yangaphambili, i-tickener kunye nearhente yokugcina amanzi kwindawo yamachiza, ukutya, yokwakha, yokwakha kunye neenkathalo zononophelo. Ukuqonda imeko yemichiza, iipropathi, kunye nokusetyenziswa kwe-HPMC kubalulekile kwiifomula kunye nabaphandi abafuna ukwenziwa kwenkqubo yokuphucula iimfuno zokufezekisa iimfuno ezithile. Izibonelelo zoncedo lwe-biomatisiatication kunye nokubetheka okungapheliyo zezinto ezinokwenzeka, zenza ukhetho lwe-hpmc ilukhetho elithandwayo kumashishini amaninzi.
I-Post Time: Dec-14 ukuya ku-2003