1. Intshayelelo kwi-hydroxypropyl methylcellulose
IHydroxypropyl methylcellulose (HPMC)yi-ether ye-cellulose engeyo-ionic esetyenziswa ngokubanzi kulwakhiwo, amayeza, ukutya, izithambiso kunye nezinye iindawo zoshishino. Inokuqina kakuhle, ukwenza ifilimu, ukugcina amanzi, ukudibanisa, i-lubricating kunye ne-emulsifying properties, kwaye inokunyibilika emanzini ukwenza isisombululo se-colloidal esicacileyo okanye esiguquguqukayo.
2. Ukusetyenziswa okuphambili kwe-hydroxypropyl methylcellulose
Ishishini lokwakha
Udaka lwesamente: lusetyenziselwa ukuphucula ukusebenza kolwakhiwo, ukuphucula ukugcinwa kwamanzi kunye nokubambelela, ukuthintela ukuqhekeka, kunye nokuphucula amandla.
I-putty powder kunye ne-coating: phucula ukusebenza kolwakhiwo, uphucule ukugcinwa kwamanzi, uthintele ukuqhekeka kunye nomgubo.
I-adhesive ye-tile: ukuphucula amandla okudibanisa, ukugcinwa kwamanzi kunye nokulula ukwakhiwa.
Udaka lokuzilinganisa: phucula ubumanzi, uthintele i-delamination kunye nokuphucula amandla.
Iimveliso zeGypsum: phucula ukusebenza kwenkqubo, ukuphucula ukunamathela kunye namandla.
Ishishini lamachiza
Njengomxhasi wamayeza, inokusetyenziswa njenge-thickener, i-stabilizer, i-emulsifier, ifilimu yangaphambili kunye ne-agent-release-release.
Isetyenziswe njenge-disintegrant, i-adhesive kunye ne-coating material kwimveliso yethebhulethi.
Ine-biocompatibility efanelekileyo kwaye isetyenziswa ngokubanzi kumalungiselelo e-ophthalmic, ii-capsules kunye namalungiselelo okukhululwa okuqhubekayo.
Ishishini lokutya
Njengesongezo sokutya, isetyenziswa kakhulu njenge-thickener, emulsifier, stabilizer kunye ne-agent-forming agent.
Ifanelekile ijam, iziphuzo, i-ayisikrimu, izinto ezibhakiweyo, njl., Ukuqinisa kunye nokuphucula ukunambitha.
Izithambiso kunye neemveliso zokhathalelo lomntu
Isetyenziswa njenge-thickener kunye ne-emulsifier, esetyenziswa ngokuqhelekileyo kwiimveliso zokunakekelwa kwesikhumba, i-shampoo, i-toothpaste, njl.
Ineempawu ezintle zokuthambisa kunye nokuzinzisa, ukuphucula amava okusetyenziswa kwemveliso.
Okunye ukusetyenziswa kwemizi-mveliso
Isetyenziswa njenge-thickener, i-adhesive okanye i-emulsifier kwi-ceramics, i-textiles, i-papermaking, i-inki, i-pesticides kunye namanye amashishini.
3. Indlela yokusetyenziswa
Indlela yokuphelisa
Indlela yokusasazwa kwamanzi abandayo: Ufefe kancinci kancinci iHPMC emanzini abandayo, ushukume ngokuqhubekayo de usasazeke ngokulinganayo, emva koko ubushushu bufikelele kwi-30-60℃ kwaye unyibilike ngokupheleleyo.
Indlela yokuchithwa kwamanzi ashushu: qala umanzise iHPMC ngamanzi ashushu (ngaphezu kwama-60°C) ukuze idumbe, uze ugalele amanzi abandayo uze uvuthulule ukuze inyibilike.
Indlela yokuxuba eyomileyo: xuba kuqala i-HPMC kunye nezinye ii powders ezomileyo, uze udibanise amanzi kwaye uvuselele ukuyinyibilikisa.
Imali eyongeziweyo
Kushishino lokwakha, isixa esongeziweyo se-HPMC siqhelekile yi-0.1% -0.5%.
Kwimizi-mveliso yokutya kunye namayeza, isixa esongezelelweyo sihlengahlengiswa ngokwenjongo ethile.
4. Imiqathango yokusetyenziswa
Iimeko zokugcina
Gcina kwindawo epholileyo, eyomileyo, engenamoya, ugweme ukufuma kunye nokukhanya kwelanga.
Gcina kude kwimithombo yobushushu, imithombo yomlilo kunye nee-oxidants ezinamandla ukuthintela ukuthotywa kunye nokutsha.
Imiqathango yokupheliswa
Kuphephe ukongeza isixa esikhulu se-HPMC ngexesha elinye ukuthintela ukubunjwa kwamaqhuma kunye nokuchaphazela isiphumo sokuchithwa.
Isantya sonyibiliko siyacotha kwindawo yobushushu obuphantsi, kwaye ubushushu bunokwandiswa ngokufanelekileyo okanye ixesha lokuvuselela linokwandiswa.
Ukhuseleko lokusetyenziswa
I-HPMC yinto engeyona inetyhefu kwaye ingenabungozi, kodwa inokubangela ukucaphuka kwe-inhalation kwi-powder state, kwaye ubuninzi bothuli kufuneka bugwenywe.
Kucetyiswa ukuba unxibe imaski kunye nezibuko ngexesha lokwakhiwa ukuze ugweme ukucaphukisa uthuli kwindlela yokuphefumula kunye namehlo.
Ukuhambelana
Xa usebenzisa, qaphela ukuhambelana nezinye iikhemikhali, ngakumbi xa ulungiselela izinto zokwakha okanye iziyobisi, uvavanyo lokuhambelana luyafuneka.
Kwintsimi yokutya kunye namayeza, imimiselo efanelekileyo kunye nemigangatho kufuneka ihlangane ukuze kuqinisekiswe ukhuseleko.
IHydroxypropyl methylcelluloseisetyenziswa kakhulu kumashishini amaninzi ngenxa yokusebenza kwayo okugqwesileyo. Ngexesha lokusetyenziswa, kuyimfuneko ukulawula indlela echanekileyo yokuchithwa kunye nezakhono zokusetyenziswa, kwaye ubeke ingqalelo kwimiba yokugcina kunye nokhuseleko ukuqinisekisa ukuzinza kunye nokusebenza kwemveliso. Ukusetyenziswa okuchanekileyo kwe-HPMC akunakuphucula umgangatho wemveliso kuphela, kodwa nokuphucula ukusebenza kakuhle kolwakhiwo kunye nemveliso.
Ixesha lokuposa: Apr-15-2025