Uthelekiso lwePropathi yokuxhathisa ukulahleka kolwelo lwe-polyanionic cellulose eveliswa yiNkqubo yeNtlama kunye neNkqubo yokulunywa

Uthelekiso lwePropathi yokuxhathisa ukulahleka kolwelo lwe-polyanionic cellulose eveliswa yiNkqubo yeNtlama kunye neNkqubo yokulunywa

I-Polyanionic cellulose (PAC) yi-polymer enyibilikayo emanzini ephuma kwi-cellulose kwaye isetyenziswa rhoqo njengesongezelelo sokulawula ukulahleka kolwelo kulwelo lokugrumba olusetyenziswa ekuphononongeni ioyile negesi. Iindlela ezimbini eziphambili zokuvelisa i-PAC yinkqubo yentlama kunye nenkqubo yokulunywa. Nantsi uthelekiso lwepropati yokumelana nokulahleka kolwelo lwe-PAC eveliswa zezi nkqubo zimbini:

  1. Inkqubo yentlama:
    • Indlela Yokuvelisa: Kwinkqubo yentlama, i-PAC iveliswa ngokuphendula i-cellulose nge-alkali, efana ne-sodium hydroxide, ukwenza intlama ye-alkaline cellulose. Le ntlama emva koko iphendulwa nge-chloroacetic acid ukuze kungeniswe amaqela e-carboxymethyl kwi-cellulose backbone, nto leyo ephumela kwi-PAC.
    • Ubungakanani bamasuntswana: I-PAC eveliswa yinkqubo yentlama idla ngokuba namasuntswana amakhulu kwaye isenokuba namasuntswana adibeneyo okanye ahlanganisiweyo amasuntswana e-PAC.
    • Ukumelana Nokulahleka Kolwelo: I-PAC eveliswa yinkqubo yentlama idla ngokubonisa ukumelana okuhle kokulahleka kolwelo kulwelo lokugrumba. Nangona kunjalo, ubungakanani obukhulu beesuntswana kunye nokuba khona kwee-agglomerates kunokubangela ukufuma kancinci kunye nokusasazeka kolwelo lokugrumba olusekelwe emanzini, oku kunokuchaphazela ukusebenza kolawulo lokulahleka kolwelo, ngakumbi kwiimeko zobushushu obuphezulu kunye noxinzelelo oluphezulu.
  2. Inkqubo yodaka:
    • Indlela Yokuvelisa: Kwinkqubo yokulunywa, i-cellulose isasazeka kuqala emanzini ukuze yenze i-slurry, emva koko ixutywe ne-sodium hydroxide kunye ne-chloroacetic acid ukuze ivelise i-PAC ngqo kwisisombululo.
    • Ubungakanani beenxalenye: I-PAC eveliswa yinkqubo yokulunywa idla ngokuba nenxalenye encinci kwaye isasazwa ngokulinganayo kwisisombululo xa ithelekiswa ne-PAC eveliswa yinkqubo yentlama.
    • Ukumelana Nokulahleka Kolwelo: I-PAC eveliswa yinkqubo yokulunywa idla ngokubonisa ukumelana okuhle kokulahleka kolwelo kulwelo lokugrumba. Ubungakanani obuncinci besuntswana kunye nokusasazwa okufanayo kubangela ukufuma ngokukhawuleza kunye nokusasazwa kolwelo lokugrumba olusekelwe emanzini, nto leyo ekhokelela ekusebenzeni ngcono kolawulo lokulahleka kolwelo, ingakumbi kwiimeko ezinzima zokugrumba.

zombini i-PAC eveliswe yinkqubo yentlama kunye ne-PAC eveliswe yinkqubo ye-slurry zinokubonelela ngokumelana okusebenzayo kokulahleka kolwelo kulwelo lokugrumba. Nangona kunjalo, i-PAC eveliswe yinkqubo ye-slurry inokubonelela ngeenzuzo ezithile, ezinje ngokufunxa amanzi ngokukhawuleza kunye nokusasazwa, okukhokelela ekusebenzeni ngcono kolawulo lokulahleka kolwelo, ngakumbi kwiindawo zokugrumba ezinobushushu obuphezulu kunye noxinzelelo oluphezulu. Ekugqibeleni, ukhetho phakathi kwezi ndlela zimbini zemveliso lunokuxhomekeka kwiimfuno ezithile zokusebenza, iingqwalasela zeendleko, kunye nezinye izinto ezifanelekileyo ekusetyenzisweni kolwelo lokugrumba.


Ixesha leposi: Feb-11-2024