I-HPMC (i-hydroxypropyl methylcelcelcelose) i-selsulose yamanzi etyiwayo esetyenziswa ngokubanzi kumashishini amaninzi njengezinto zokwakha, amayeza, kunye ne-cosmetics. Iipropathi zayo ezizodwa zomzimba kunye neekhemikhali, ezinjengokuyilwa okuhle, ukwenza ifilimu, i-thayile kunye nomsebenzi womphezulu, zenze ngexabiso elikhethekileyo kwiifom ezahlukeneyo. Kwintsimi yeemveliso zokucoca, i-HPMC njengesongezo inokuphucula ukusebenza kakuhle kwinqanaba elithile.
I-1. Indlela yokwenza i-HPMC ekucoceni
Njenge-Polymer Compowend, i-HPMC ikakhulu ichaphazela inkqubo yokucoca ngezi ndlela zilandelayo:
Iziphumo zokubanzela: i-HPMC inezinto ezihle kakhulu kwaye zinokunyusa kakhulu i-viscosity yeziqwenga. Abacocibilikisi banamathela ngokulula kumphezulu ukuze bacocwe, bandise ixesha lokunxibelelana phakathi komcoci kunye nebala. Esi sigqibo sangapheliyo sinceda ekuphuculeni ukusebenza kakuhle kwesicothimeri sokuyeka nokususa amabala.
Umsebenzi wokumiswa kwe-Arlarty Igrisi, njl.
Ukwenza ifilimu kunye ne-thaibrity: Ipropathi yokwakha ifilimu ye-HPMC inokwenza ifilimu yokukhusela kumphezulu ukuthintela ungcoliseko. Eli nqaku liluncedo ngokukhethekileyo emva kokucocwa, ngokuphumelela ngokufanelekileyo isiphumo sokucoca. Ukongeza, i-phubrity ye-HPMC inceda ukunciphisa ukungqubana phakathi kwezixhobo zokucoca kunye nomhlaba, ukunciphisa ukonakala komgangatho ngexesha lokucoca.
Ukungasebenzi kunye nokuntywila: I-HPMC inyibilikiswa ngokulula emanzini kwaye ibonisa ubuchule obulungileyo bamanzi, enokuqinisekisa ukufana kwezinto ezisebenzayo kwi-arhente ye-arhente yokucoca, ukuya ukuphucula ukuphucula ukusebenza kakuhle.
2. Ifuthe le-HPMC kwiintlobo ezahlukeneyo zezicoci
Ukucocwa kweKhaya: Phakathi kweKhaya: I-HPMC inokuphucula isiphumo sokukhupha amabala amakhaya aqhelekileyo anje ngamabala o-oyile kunye nothuli lwe-tickeng kunye nokuqulunqwa kwefiski. Kwangelo xesha, isiphumo sokumiswa kwe-HPMC thintela amabala ukusuka ekubuyiseleni umphezulu kwaye agcine impumelelo yexesha elide yokucoca.
Ukucocwa kwemizi-mveliso: Ukucoca okwezi-mveliso, ngakumbi xa kufikwa kwibala lemimandla yeoyile kunye ne-metali enzima, i-HPMC inokunceda ubumdaka kunye nokuphucula iipropathi zokusasazwa kwe icocekile. Kwiseto semizi-mveliso, ikwanciphisa ilahleko yesizathu ngexesha lenkqubo yokucoca, ngokuthile ukusetyenziswa.
Iimveliso zokucoca zobuqu: kwiimveliso zononophelo zobuqu ezifana nengcambu yejeli kunye ne-bicmucy ye-gem, i-HPMC inokusetyenziswa njengokunyanzeliswa kwemveliso ngexesha lokucoca kwaye ibonelele ngesikhumba ngexabiso elithile yokufuma. Khusela. Ukongeza, iipropathi ze-HPMC zenza ukuba ibe sisithako esifanelekileyo semveliso enolusu olunobuthathaka.
I-3. Iziphumo ze-HPMC ekuphuculeni ukusebenza kakuhle
Nangona i-HPMC ineentlobo ezahlukeneyo zokucoca ithiyori, ifuthe lokucoca kwizicelo ezininzi, ezinjengezinye izithako kwifomula ye-orting, njl.
Ukucocwa kweendawo ezikhanyayo: kuba amabala e-oyile akhanyayo, uthuli, njl njl. Kubomi bemihla ngemihla, ukongeza inani elifanelekileyo le-HPMC kunokuphucula kakhulu ukusebenza kakuhle. Ukucocwa kwamazinzi okusasazeka kusasazeka ngakumbi ngaphezulu kwamabala kwaye kuhlala kuphulukana nexesha elide, kususa amabala rhoqo.
Ukucocwa kwamabala anzima: Iimbalasane ze-thougher, ezinje ngegrisi kunye negrisi, i-firt, i-HPMC inokwandisa ukungena kwesitekisi, kokwenza kube lula ukucoca ubumdaka. Nangona kunjalo, kuba ayinalo ubuchule obuqinileyo bokuyila okanye ukunyibilikisa, i-HPMC ayikwazi kuqhekeza ngokuthe ngqo kwezi zigameko zinenkani, ke kwiimeko ezinjalo, kufuneka zisetyenziswe ngokudibeneyo nezinye izithako ezikususiweyo.
Intsebenzo yezinto ezahlukeneyo zezinto: I-HPMC's Olibridation kunye nefuthe lokwenza ifilimu zenza ukuba lilungele ngokukhethekileyo ukucoca izinto ezisengozini, njengeglasi, imithi, isikhumba kunye neminye imiphezulu. Ngokuncitshiswa kwengqumbo, ikhusela le miphezulu ekunxibe impahla kunye nokukrazula ngexesha lokucoca, ukwandisa ubomi bento.
4. Imiceli mngeni enokubakho kwi-HPMC
Nangona i-HPMC inika izibonelelo ezibalulekileyo ekuphuculeni ukusebenza kwesicoci, kukho imiceli mngeni. Umzekelo, iimpawu ze-Vicofisity eziphezulu ze-HPMC zisenokungalingani ukuba zicoceke ngakumbi kwiimeko ezithile. Ukongeza, ukusetyenziswa kakhulu kwe-HPMC kunokubangela iiarhente zokucoca ukuze zihlale kumphezulu, ngakumbi kwiindawo ezingenakuqhutywa ngokulula emva kokucoca, okunokuchaphazela isiphumo sokucoca. Ke ngoko, isixa se-HPMC kufuneka senziwe ngokweemeko ezithile zesicelo kwiFomula yoyilo.
Njengesongezelelo kwiimveliso zokucoca, i-HPMC inokuphucula ukusebenza kakuhle kweendlela ezahlukeneyo ezifana nokuqina, ukunqunyanyiswa, kunye nokwenziwa kwefilimu. Inomsebenzi obalaseleyo wokwandisa ixesha lokunxibelelana phakathi kwesicoci kunye namabala, ukunciphisa ukuxabana komhlaba, nokuthintela amabala ukusuka ekutshateni. Nangona kunjalo, i-HPMC ayisiyo yePannacea kunye nokusebenza kwayo kuxhomekeke ekuqulunqweni kokucocwa okuthile kunye nendawo yokufaka isicelo. Ke ngoko, indibaniselwano efanelekileyo ye-HPMC kunye nezinye izithako zokucoca zinokufezekisa ezona ziphumo zibalulekileyo zokucoca.
Ixesha leposi: I-Oct-11 ukuya kwi-1124