Gxila kwi-selulose

Ungayiphucula njani ukugcinwa kwamanzi kwe-hydroxypropyl methylcelgalose?

1. Yongeza inqanaba lokufakwa endaweni (DS) kunye ne-molar
Inqanaba lokufakwa endaweni ye-HydroxyPLYL kunye namaqela e-AFGISSI-HPMCngqo ichaphazela umthamo wayo wokugcina amanzi. Inqanaba eliphezulu lokufaka endaweni yoko liphucula isikhundla sayo se-adsorction semolekyuli yamanzi kunye nokuphucula umthombo wokugcinwa kwamanzi. Ke, ngexesha lenkqubo yokuveliswa, inqanaba lokufaka endaweni ye-hydroxylpropy kunye nama-Apciesxy linokunyuka ngokufanelekileyo ukwenza i-HPMC inentsebenzo engcono yokugcina amanzi.

Indlela yokuphucula ukugcinwa kwamanzi kwe-hydroxypropyl methylcelcelce

I-2. Yandisa ubunzima bemolekyuli ye-HPMC
Ubunzima bemolekyuli ye-HPMC buza kuchaphazela umthamo wokugcina amanzi kunye nokugcinwa kwamanzi kwesisombululo. Ngokubanzi, i-HPMC enemozulu enkulu yemolekyuli inokwenza isisombululo se-viscous, ngaloo ndlela siphucula umthamo wokugcina amanzi. Ke ngoko, inqanaba le-Polymerization ye-HPMC lingalawulwa ukuba liyinike ubunzima obufanelekileyo kwimolekyuli yokufezekisa umthombo wokugcina amanzi.

3. Lungisa i-viscofity ye-HPMC
I-viscosity ye-kimbacell®HPMC inefuthe elibalulekileyo kwindlela yokugcina amanzi. I-HPMCIty ye-HPMC ephezulu inokwenza ifilimu eyomeleleyo yokugcina amanzi kumphezulu we-subsest, ukunciphisa ukuphuma kwamanzi, kwaye ke kuphucula umthamo wokugcina amanzi. Kwisicelo sezinto zokwakha (ezinje ngodaka kunye ne-poceder), i-HPMOTION-PICMC ephakathi ye-HPMC ihlala ikhethiwe ukuze ifumane umsebenzi ongcono wokugcina amanzi.

I-4. Yenza ubungakanani be-suricle ye-HPMC
Ubungakanani be-HPMC buchaphazela inqanaba lokupheliswa kunye nokugcinwa kwamanzi. Umgubo we-HPMC we-HPMC unyibilikisa ngakumbi emanzini, ngokukhawuleza enze isisombululo se-colloidal ye-colofal, kwaye uphumephule ukusebenza kwendawo yokugcina amanzi. Ke ngoko, kwinkqubo yemveliso, itekhnoloji yokugaya i-Ultrafine ingasetyenziselwa ukwenza i-HPMC ibe yi-paricle ye-paricle i-pauntecle, emva koko iphucula umthamo wokugcina amanzi.

5. Lawula umyinge wokuchithwa kwe-HPMC
Ireyithi yokuchithwa kwe-HPMC ichaphazela amandla ayo kunye nokwenza amandla okwenza ifilimu kwisicelo. Ukuba i-HPMC inyibilikisi ngokukhawuleza, inokubangela ukukhawuleza kwamanzi, ngaloo ndlela kuncitshiswa umsebenzi wokugcina amanzi. Ke ngoko, inqanaba lokukhutshwa kwe-HPMC linokuhlengahlengiswa okanye itekhnoloji yokukhutshwa kancinci ingaziswa ukwenza ireyithi yayo yokuchithwa kwamanzi emodareyitha, ngaloo ndlela iphucule umthombo wokugcinwa kwamanzi.

I-6. Yonyusa amaqondo obushushu e-thermal ye-HPMC
I-HPMC ineepropathi zengqolowa. Xa iqondo lobushushu lidlula ixabiso elithile, liya kwenza ijeli kwaye ikhuphe amanzi. Ke ngoko, ukwanda kobushushu be-thermal ye-HPMC (okt, iqondo lobushushu apho i-HPMC iqala kwi-gel) inokugcina umthamo wayo wokugcina amanzi phantsi kwemeko yobushushu obuphezulu. Ngokubanzi, amaqondo obushushu omhlaba we-HPMC anokonyuswa ngokuhlengahlengisa inqanaba lokufaka endaweni kunye nemolekyuli ye-HPMC.

I-7. Ukudibanisa nezinye iiarhente zokugcina amanzi ePolymer
I-HPMC inokudityaniswa nezinye izinto zePolymer (ezinjenge-polyvinyl utywala Pva, iXantan Gum, Gum yeGuar, njl njl) yokuphucula ukusebenza kwendlela yayo yokugcina amanzi. Umzekelo, kudaka kunye ne-putty powder, isixa esithile se-Latex Powder (RDP) okanye umgubo werabha ongongezwa ukonyusa ipromeni yefilimu kunye ne-HPMC ye-HPMC.

Ukudibanisa nezinye ii-arlymer zamanzi zokugcina amanzi

8. Ukuphucula ukusasazeka kwe-HPMC
I-HPMC kulula ukuyila xa isetyenziswa, ichaphazela ukonakala kwayo iyunifomu, ngaloo ndlela kuncitshiswa umthombo wamanzi. Ke ngoko, iindlela ezifanelekileyo zonyango (ezinjengesongeza isixa esincinci se-inorganic sutganic okanye abasasazi) zinokusetyenziselwa ukuphucula ukusasazeka, ukuze i-HPMC inyibilike ngakumbi emanzini, ngaloo ndlela iphucule umthamo wokugcina amanzi.

9. Ukukhetha imodeli ye-HPMC efanelekileyo
Iimodeli ezahlukeneyo ze-HPMC zineepropathi ezahlukeneyo zokugcina amanzi. Kwimimandla eyahlukeneyo yesicelo enjengezinto zokwakha, iingubo, kunye namayeza, imodeli ye-HPMC efanelekileyo kufuneka ikhethwe. Umzekelo, ekwakheni udaka, i-HPMCIty ye-HPMC idla ngokukhethiwe, ngelixa ikwiipilisi zamachiza, i-HPMC enentsebenzo engcono ye-solbubidaity kufuneka ikhethwe ukuqinisekisa ukukhululwa kokukhululwa kwamachiza.

I-10. Yandisa imeko yesicelo se-HPMC
Umsebenzi wokugcinwa kwamanzi kwe-kimbacell®HPMC ikwachaphazeleka zizinto ezizesingqongileyo ezinje ngamaqondo obushushu, umswakama, kunye nomyinge wezinto ezibonakalayo. Umzekelo, kwindawo ephezulu yobushushu, isixa se-HPMC esongezwe okanye ukusetyenziswa kwemodeli yokufunda ephezulu kunokuba yenyuka ngokufanelekileyo ukugcina ukugcinwa kwamanzi kakuhle. Kwangelo xesha, ukulawula umlinganiso wesamente kunye nokuhlengahlengisa ezinye izithako kwifomula (njengokukhulisa inani le-gypsim okanye impukane i-Ash) ingayiphuculanga i-HPMC.

Ukuphucula ukugcinwa kwamanzihydroxypropyl methylcelculose (hpmc)Ifuna ukuba usebenze kwimiba emininzi efana nesakhiwo semolekyuli, iipropathi zomzimba kunye neefomula zezicelo. Ngokulungisa iiparamitha ezinjengesiqinisekiso sokufakwa endaweni, isisindo semolekyuli, ubungakanani be-viscosity, ubungakanani be-surilaus, ubungakanani be-HPMC inokuphuculwa ngokufanelekileyo ukuhlangabezana neemfuno zamasimi ahlukeneyo.


IXESHA LOKUQALA: FEB-11 ukuya ku-1125
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