I-neiye11

Iindaba

Uyinyibilikisa njani i-carboxymethylcelose?

Ukuchitha i-carboxymethylcelcelcelcelcelcelose (CMC), ekwabizwa ngokuba yi-selselose gum, uya kufuneka usebenzise amanzi okanye izinyithi ezithile. I-CMC yi-polymer enyibilikayo emanzini ethathwe kwi-seluplose,

Izinto ezifunekayo:
I-Carboxymethylcelcelcelse (CMC): Qiniseka ukuba unenqanaba elifanelekileyo kwaye ukucoceka kufanelekile ukuba isicelo sakho senjongo.
I-SOLLPvent: Ngokwesiqhelo, amanzi asetyenziswa njenge-solvent ye-CMC. Nangona kunjalo, kwezinye iimeko, ezinye izinyibilikisi njenge-ethanol okanye i-acetone inokusetyenziswa ngokuxhomekeka kwiimfuno ezithile zesicelo sakho.
Izixhobo ezivuselelayo: Isibongozo semagnethisi okanye umnxibelelanisi wohlobo unokunceda kwinkqubo yokuchitha
Isikhongozeli: Khetha isikhongozeli esifanelekileyo esinokumelana nenkqubo yokuxukunga kwaye iyahambelana ne-Solvent esetyenzisiweyo.

Inkqubo yokupheliswa kwenyathelo ngenyathelo:
Lungiselela iSolvent: linganisa isixa esifunekayo sesinyibilikisi (ihlala emanzini) esekwe kuxinzelelo lwe-CMC oyifunayo kunye nomthamo wokugqibela wesisombululo.
Fudumeza isinyibilikisi (ukuba kukho imfuneko): Ngamanye amaxesha, ukufudumeza i-Solvent kunokukhawulezisa inkqubo yokupheliswa. Nangona kunjalo, ukuba usebenzisa amanzi njengeSolvent, uphephe ubushushu obuphezulu, njengoko benokuphelisa i-CMC.

Yongeza i-CMC ngokuthe ngcembe: Ngelixa ivuselela i-solvent, ngokuthe ngcembe yongeza umgubo we-CMC ukuthintela ukuncama. Ukutshiza umgubo phezu komphezulu we-solvent kunokunceda ukusasaza ngokulinganayo.
Qhubeka nokuvuselela: Gcina uvuselele de wonke umgubo we-CMC wongezwa kwaye isisombululo sibonakala ngokucacileyo kwaye sithandabuzekile. Le nkqubo inokuthatha ixesha, kuxhomekeka kwizinto ezinje ngobukhulu be-CMC ye-CMC kunye noxinzelelo.
Lungisa i-PH (ukuba kukho imfuneko): Kuxhomekeka kwisicelo sakho, unokufuna ukuhlengahlengisa i-PH yesisombululo se-CMC usebenzisa i-acids (njenge-cicric acid) ukufezekisa iipropathi okanye uzinzo.

Isihluzo (ukuba kukho imfuneko): Ukuba isisombululo sakho se-CMC sinamachiza okanye ukungcola, unokufuna ukuyicoca usebenzisa isisombululo esifanelekileyo sokufumana isisombululo esifanelekileyo.
Gcina isisombululo: Gcina isisombululo se-CMC esilungiselelwe kwisikhongozeli esicocekileyo, esinelebheli, sithathe ukutywina ngokufanelekileyo ukuthintela ungcoliseko okanye ukukhutshwa.

Iingcebiso kunye nezilumkiso:
Kulumkele ukuphathwa gadalala ngokugqithisileyo: Ngelixa ukushukumisa kubalulekile ukunyibilika i-CMC, ukugqabhuka kakhulu kunokwazisa iiblubhu ze-air okanye zibangela ubume besisombululo sokugqibela.
Ulawulo lobushushu: Gcina ulawulo malunga neqondo lobushushu ngexesha lokupheliswa, ngakumbi ukuba usebenzisa amanzi njengeSolvent, njengoko ubushushu obugqithisileyo bungayikhathaza i-CMC.

Amanyathelo okhuseleko: Landela iiprotokholi ezifanelekileyo zokhuseleko xa uphatha i-CMC kwaye nayiphi na imichiza esetyenziswe kwinkqubo yokupheliswa, kubandakanya nokunxiba izixhobo zokukhusela.
Ukuhambelana


IXESHA LOKUQALA: NgoFebwe-18 ukuya kwi-1825