Yintoni i-HPMC eguqulweyo? Yintoni umahluko phakathi kwe-HPMC eguqulweyo ye-HPMC kunye ne-HPMC engafezekanga?

Hydroxypropyl methylcelceluplose. I-HPMC eguqulweyo ibhekisa kwi-HPMC enotshintsho lwekhemikhali ukonyusa okanye ukuguqula iimpawu zentsebenzo. I-HPMC engekhoyo, kwelinye icala, ibhekisa kwi-polymer ye-polymer ngaphandle kohlengahlengiso lwekhemikhali. Kwezi nkcazo zibanzi, siya kusebenza kwisakhiwo, iipropathi, izicelo kunye nolwahluko phakathi kokuguqulwa kunye ne-HPMC engekhoyo.

1. Ulwakhiwo lwe-HPMC:

1.1. Isakhiwo esisisiseko:

I-HPMC yi-sessoyth Polymer ethathwe kwi-seluplose, i-polysacchacchacchacchac kaveli efumaneka kwiindonga zeseli. Isakhiwo esisisiseko sesellulose siquka ukuphinda i-Glucose ye-Glucose idityaniswe yi-β-1,4-Glycosidic Bonds. I-SellUlose iguqulweyo ngokwazisa i-hydroxypropy ye-hydroxyl kunye namaqela e-methyl kwiqela le-hydroxyl yeeyunithi ze-glucose.

1.2. I-HYDROXYPLLL kunye namaqela e-methyl:

• Amaqela e-hydroxypropyl: Ezi zingeniswe ukomeleza ukubenzela amanzi kwaye kwandise i-polymmer's hydrophicicicty.
• Amaqela e-methyl: Oku kubonelela ngesithintelo se-STEMIC, echaphazela i-polymer thein bring bhedi kwaye ichaphazele iipropathi zayo zomzimba.

I-2. Iipropathi ze-HPMC engekhoyo:

2.1. I-Solity yaManzi:

I-HPMC engekhoyo i-HPMC inyibilikiswa yamanzi, yenze izisombululo ezicacileyo kubushushu begumbi. Inqanaba lokufakwa endaweni ye-HydroxyPlPlapy kunye namaqela e-methyl ichaphazela ukuluka kunye nokuziphatha.

2.2. I-Viskosity:

I-viscosity ye-HPMC ichukunyiswe ngumgangatho wokufaka endaweni. Amanqanaba aphezulu okufaka endaweni ekhokelela ekunyuseni i-viscofity. I-HPMC engekhoyo ifumaneka kuluhlu lwamabanga aphezulu, avumele izicelo ezilungiselelwe.

2.3. Isakhono sokwenza ifilimu:

I-HPMC ineempawu zokwenza ifilimu, iyenza ilungele izicelo zonxibelelwano. Iifilimu ezenziweyo ziguquguquka kwaye zibonisa amanether elungileyo.

2.4. I-Termal:

Amanye amaBaleko eHPMC angena-HPMC abonisa indlela yokuziphatha ye-HRMC, abumbe amaqondo obushushu aphakamileyo. Le ndawo ihlala iluncedo kwizicelo ezithile.

I-3. Ukuguqulwa kwe-HPMC:

3.1. Injongo yokutshintsha:

I-HPMC inokuguqulwa ukomeleza okanye ikwazise iipropathi ezithile, ezinje ngokuvalelwa, ukutshintshwa komthendeleko, ukukhutshwa okulawulwa, okanye ukulungelelaniswa kwe-rotrolocal indlela yokuziphatha.

3.2. Ukulungiswa kweekhemikhali:

• I-HYDROXYPOPIROPROPIPROKIROPROORKONIT: Inqanaba le-hydroxypyprocyprocy ifutha ukuzola kwamanzi kunye nokuziphatha kwengqolowa.
• I-Methylity: Ukulawula inqanaba le-methysity lichaphazela ukutshatyalaliswa kwePolymer kwaye ngenxa yoko, viscosity.

3.3. I-ether:

Uhlengahlengiso luhlala lubandakanya ukuphendula kwe-EHDROXYLLYPLYL kunye namaqela e-methyl kwi-selsulose backbone. Ezi zinto zokuphendula zenziwa phantsi kweemeko ezilawulwayo ukufezekisa uhlengahlengiso oluthile.

4. I-HPMC ye-HPMC: Izicelo kunye nolwahluko:

4.1. Ukukhululwa okukhoyo kwi-Hermaceuticals:

• I-HPMC etyhuthelweyo: isetyenziswe njenge-binder kunye nearhente yokuhamba-nye kwiipilisi zamachiza.
• I-HPMC ye-HPMC: Uhlengahlengiso olungaphezulu lunokulinganisa i-kinetics yokukhutshwa iziyobisi, ingenise ifomu yokukhutshwa elawulwa.

4.2. Ukuphuculwa komthendeleko kwizixhobo zokwakha:

• I-HPMC engekhoyo i-HPMC: isetyenziswe kubushushu bokwakha ukuze bagcinwe amanzi.
• I-HPMC eguqulweyo: Utshintsho lunokuphucula iipropathi zobumbiselo, zenza ukuba ilungele ababukeli be-tile.

4.3. I-properies elungiselelwe i-rothoology kwipeyinti:

• I-HPMC etyhutyha i-HPMC: isebenza njengearhente yokuthambisa kwipeyinti ye-Latex.
• I-HPMC ye-HPMC: Uhlengahlengiso oluthile lunokubonelela ngolawulo lwe-ruciology olungcono kunye nozinzo kwingubo.

4.4. Uzinzo oluphuculweyo kwiimveliso zokutya:

• I-HPMC engekhoyo: isetyenziswe njengearhente yokuthambisa kunye nokuzinza kwiimveliso ezahlukeneyo zokutya.
• I-HPMC ye-HPMC: Uhlengahlengiso olungaphezulu lunokuphucula uzinzo phantsi kweemeko ezithile zokwenza ukutya.

4.5. Ukuphuculwa kwefilimu ephuculweyo kwi-cosmetics:

• I-HPMC engekhoyo: isetyenziswa njengearhente yefilimu yefilimu kwi-cosmetics.
• I-HPMC ye-HPMC: Utshintsho lunokuphucula iipropathi zokwenza ifilimu, igalelo kwimbonakalo yolwazi kunye nobomi bongezo lweemveliso ze-cosmetic.

5. Umahluko ophambili:

5.1. IiPropathi zomsebenzi:

• I-HPMC etyhuthelweyo: inazo iipropathi zemvelo njengokwahlula kwamanzi kunye nokwakha ifilimu.
• I-HPMC ye-HPMC: ibonisa imisebenzi eyongezelelweyo okanye eyandisiweyo ukusebenza ngokusekwe kulungiso oluthile lwekhemikhali.

5.2. Izicelo ezilungiselelwe:

• I-HPMC engekhoyo: isetyenziswa ngokubanzi kwizicelo ezahlukeneyo.
• I-HPMC eguqulweyo: ilungiselelwe izicelo ezithile ngokuhlengahlengiswa okulawulwayo.

5.3. Izakhono zoKhuphiswano:

• I-HPMC engekhoyo: isetyenziswe kwii-pharmaceuticals ngaphandle kokukhutshwa kwezakhono ezilawulwa.
• I-HPMC ye-HPMC: ingenzelwe ulawulo oluchanekileyo kwii-kinetics zokukhulula iziyobisi.

5.4. Ulawulo lwe-ROOILOGER:

• I-HPMC engekhoyo: ibonelela ngeepropathi ezisisiseko.
• I-HPMC ye-HPMC: ivumela ukungabinakho ukulawulwa kwe-rocire ye-prociec kwifomu efana nepeyinti kunye neengubo.

6. ISIQINISEKISO:

Ngesishwankathelo, i-hydroxypropyl methylcelcellulose (i-HPMC) iphantsi kohlengahlengiso lokulungisa iipropathi zalo zezicelo ezithile. I-HPMC engekhoyo isebenza njenge-polymer eguquguqukayo, ngelixa uhlengahlengiso lwenza ukuba uhlengahlengiso lwezinto zayo. Ukukhetha phakathi kwe-HPMED kunye ne-HPMC engekhoyo kuxhomekeke kubuchule obufunayo kunye neendlela zokusebenza kwisicelo esinikiweyo. Uhlengahlengiso lunokuphembelela ukubaluleka, uVeksity, ukunamatheza, ukukhutshwa okulawulwa, kunye nezinye iiparamitha, ukwenza i-HPMC yesixhobo esixabisekileyo kumashishini ahlukeneyo. Soloko ubhekisa kwimveliso yemveliso nezikhokelo ezibonelelwe ngabavelisi ngolwazi oluchanekileyo malunga neepropathi kunye nokusetyenziswa kwe-HPMC eyahlukileyo.