I-Seley Sether Itery (i-seluplose i-ether) yindawo ye-polymer ekhutshwe kwiselfowuni yendalo kwaye ifunyenwe ngokulungiswa kweekhemikhali. Zininzi iindidi ze-itelulose ether, phakathi kwe-hydroxypropyl methylcelcelose (i-HPMC) yeyona ixhaphakileyo. I-HPMC inomoya obalaseleyo wamanzi, ukuqina, ukumiswa, ukubekwa kweefilimu kunye nokuzinza, kwaye kusetyenziswa kakhulu kwizinto zokwakha, amayeza, ukutya kunye nemichiza yemichiza.
1. Iipropathi zomzimba kunye neekhemikhali ze-HPMC
I-HPMC yintsalelo efunyenweyo ngokutshintsha inxenye ye-hydroxyl kwisakhiwo seselselose kunye ne-fhydroxypropoxy. Inamandla amahle amanzi kwaye inokutshitshiswa ngokukhawuleza emanzini abandayo ukwenza isisombululo esibonakalayo kunye nesisombululo se-viscoidal, kwaye isisombululo sayo sibonisa uzinzo oluthile lobushushu. Kubuxakeka obuphantsi, isisombululo se-HPMC siziphatha njenge-fsedoplastic fluid, oko kuthetha ukuba inezixhobo ezintle ze-pseudoplastic, kwaye i-viscofity ihla i-vissority xa ivuselela umnxeba ngokukhawuleza emva kokuba amandla emisiwe.
Uhlobo lwe-HPMC lungalawulwa ngokuhlengahlengisa ubunzima bayo kunye nesidanga sokufakwa endaweni, eyenza iguqulwe kakhulu kwizicelo kwimimandla eyahlukeneyo. Ngokuphucula uzinzo kwimveliso, i-HPMC inokudlala indima kwezi ndlela zilandelayo.
2. Iindlela ze-HPMC ukuphucula uzinzo lwemveliso
I-tickeng kunye ne-RIOOORIVER
Njengomthunzi, i-HPMC inokunyusa kakhulu i-viscofity yezisombululo okanye ukuntywila, ngaloo ndlela kukhulisa uzinzo lwenkqubo. Kwezinye iimveliso ezifuna ukulawula ukungabinamali, ezinjengeengubo, i-cosmetics, kunye nokumiswa kwamayeza, i-HPMC inokunceda ukukhusela amasuntswana aqinileyo ekuhlaleni kwaye kwandise ubomi bemveliso. Ukongeza, i-pseudeoplastity ye-HPMC ivumela imveliso ukuba ihlale izinzile ngexesha lokugcina kunye nezothutho, kwaye ziqhubekise ukuhamba kunye nokusetyenziswa xa kusetyenziswa.
Ukunqunyanyiswa kunye nokuzinza
Kwezinye iinkqubo ezisasaziweyo, ukunqunyanyiswa kokuzima kwamasuntswana aqinileyo okanye iimpuphu zeoyile kwimithombo yolwelo sisitshixo sokuchaphazela umgangatho wemveliso. I-HPMC inokwenza ubume benethiwekhi ye-iyuniform kulwelo ngokusebenzisa isisombululo kunye namaqela e-hydrophilic kwisakhiwo sayo semolekyuli, ukusonga kwe-hyddrophilic kwi-Asustorsul, ukusonga okanye ukuhanjiswa, ngaloo ndlela kuphucule uzinzo lwenkqubo yokusasazeka. Oku kubaluleke kakhulu kwiimveliso ezinjenge-emulsoon, ukunqunyanyiswa, kunye neengubo.
Iipropathi ezenziweyo zefilimu kunye nezikhuselo zefilimu
Iipropathi zokwenza ifilimu ze-HPMC zenza ukuba zenze ifilimu efanayo kumphezulu wemveliso emva komile. Le filimu ayinakuthintela izithako ezisebenzayo kuphela kwimveliso evela kwi-oxidded okanye ingcoliswe lihlabathi elingaphandle, kodwa linokusetyenziswa kumacandelo amayeza kunye nokutya ukulawula ishelufu yokutya. Ukongeza, umaleko okhuselo olwenziwa yi-HPMC unokuthintela ilahleko yamanzi kunye nokuphucula ukuqina kwezinto zokwakha ezifana nokufa kwesamente kunye nengubo.
Uzinzo lwe-therm kunye nokuphendula ubushushu
I-HPMC ibonisa uzinzo oluhle kubushushu obahlukeneyo. Uhlobo lwayo lwesisombululo se-AICTEACO LONYANGO LUQINISEKILEYO KUTSHINTSHO NGOKUGQIBELA, kodwa i-velofinity yesisombululo ihlala ihleli kubushushu begumbi. Ukongeza, i-HPMC ihlasela ubugqwirha kwiqondo lobushushu elithile, elenza ukuba libe nefuthe elikhethekileyo lokuzinzisa kwiinkqubo ezifuna ukuthambeka kubushushu (njengokutya kunye neyeza).
3. Ukusetyenziswa kwe-HPMC ukuphucula uzinzo kwiinkalo ezahlukeneyo
Isicelo kwizinto zokwakha
Kwizinto zokwakha ezinje ngokufa kwesamente kunye ne-tiles, i-HPMC ihlala isetyenziselwa ukuhlengahlengisa ukungqinelana kwesilayidi kunye nokwandisa ulwelo kunye nokwakhiwa ngexesha lokwakha. Ukongeza, i-HPMC ilibazisa ukuvela kwamanzi ngokwenza ifilimu emva komonga, ukuthintela ukuqhekeza okanye ukunqumla ixesha lokusebenza ngexesha lokwakha, ngaloo ndlela iphucula ukwenziwa kwezinto kunye nomgangatho wokwakha.
Isicelo kumalungiselelo amachiza
Kumalungiselelo asechiza, i-HPMC isetyenziswa ngokubanzi njenge-thi chopokener, ifilimu yangaphambili nelawulwa iarhente yokukhupha. Isiphumo sayo sokuqaqamba sinokuphucula uzinzo lwezithako ezisebenzayo kwimisebenzi yokuzinquma okanye kwii-emulsoons nasekuthinteleni ukungathobeli iziyobisi okanye ukutshabalala. Ukongeza, ifilimu yokukhusela eyenziwe yi-HPMC inokulawula inqanaba lokukhutshwa kweziyobisi kwaye landisa ixesha lokusebenza kweziyobisi. Ingakumbi kumalungiselelo okukhutshwa, i-HPMC yenye yezona zinto ziqhelekileyo.
Isicelo kukutya
Kwishishini lokutya, i-HPMC isetyenziswa ikakhulu njenge-thi cokener kunye ne-emulsifier yokuphucula ukuthungwa kunye nokuncancisa ukutya. Ubuchule bayo obugqwesileyo bunokugcina umswakama kwaye zandise ubomi bemveliso yemveliso. Umzekelo, kwiimpahla ezibhakiweyo, i-HPMC inokuthintela amanzi ekuphumezeni ngokukhawuleza kwaye uphucule ukuthoba kunye nokuthamba kwesonka kunye neekeyiki. Ukongeza, ipropathi yokwakha ifilimu ye-HPMC inokusetyenziselwa ukutya okuthintelayo ukuthintela i-oxidation kunye nokuwohloka.
Isicelo kwiimveliso zekhemikhali zemihla ngemihla
Kwiimveliso zemichiza zemihla ngemihla ezifana nezicoci, i-shampoos, kunye neemveliso zonyango, i-HPMC zihlala zisetyenziswa njenge-thi chuner kunye ne-stabilizer. Inokongeza ukungqinelana kwemveliso, ukuphucula ukufana komgaqo, yenza ukuvela kweemveliso ze-gell okanye iimveliso zejeli kube lula ukufaka kwaye kungaphantsi kokuchasa okanye ukuphindwa. Kwangelo xesha, isiphumo esiqingqiweyo se-HPMC sikwanceda ekuphuculeni isiphumo sokunyanyekisa iimveliso zononophelo lolusu.
Njenge-Ether isuplose ebalulekileyo ye-ElerUlose i-Erivetive idrive, i-HPMC isetyenziswa ngokubanzi kumashishini ahlukeneyo ngenxa yokutyibilika kwefilimu, ukwenza ifilimu, ukunqunyanyiswa kunye nokuzinza komzimba, ngakumbi ekuphuculeni uzinzo lwemveliso. Nokuba kwizinto zokwakha, amayeza, ukutya okanye iimveliso zekhemikhali zemihla ngemihla, i-HPMC inokwandisa kakhulu iindlela zemveliso kwaye iphucule i-viscoties yayo ngokwendlela eyandisa ukuzinza kwe-vissions, ukuphuculwa kozinzo kunye nokusasazwa, kwaye Ukwenza ifilimu yokukhusela. Kwixa elizayo, ngokuqhubela phambili kwetekhnoloji kunye nokwandiswa okuqhubekayo kweMihlaba yesicelo, amandla okusebenza kwe-HPMC kwimimandla emininzi aya kutyhilwa ngakumbi.
I-Post Time: Sep-21 ukuya ku-2424