1. Umbuzo: Ukwahlula njani ubunzulu obuphantsi, ubunzulu obuphakathi, kunye nobunzulu obuphezulu kwisakhiwo, kwaye ngaba kuya kubakho umahluko ekuhambelaneni?
Impendulo:
Kuyaqondakala ukuba ubude betsheyini yemolekyuli bahlukile, okanye ubunzima bemolekyuli bahlukile, kwaye yahlulwe yaba yi-viscosity ephantsi, ephakathi kunye nephezulu. Kakade ke, ukusebenza kwe-macroscopic kuhambelana ne-viscosity eyahlukileyo. Uxinzelelo olufanayo lune-viscosity eyahlukileyo, uzinzo lwemveliso kunye nomlinganiselo we-asidi. Ulwalamano oluthe ngqo luxhomekeke kakhulu kwisisombululo semveliso.
2. Umbuzo: Zithini iimpawu ezithile zeemveliso ezinezinga lokutshintshwa elingaphezulu kwe-1.15, okanye ngamanye amazwi, xa izinga lokutshintshwa liphezulu, ukusebenza kwemveliso ethile kuye kwaphuculwa.
Impendulo:
Le mveliso inomlinganiselo ophezulu wokutshintshwa, ukwanda kokuguquguquka, kunye nokuncipha okukhulu kwe-pseudoplasticity. Iimveliso ezinoburhabaxa obufanayo zinomlinganiselo ophezulu wokutshintshwa kunye nomvakalelo ocacileyo wokutyibilika. Iimveliso ezinomlinganiselo ophezulu wokutshintshwa zinesisombululo esikhazimlayo, ngelixa iimveliso ezinomlinganiselo oqhelekileyo wokutshintshwa zinesisombululo esimhlophe.
3. Umbuzo: Ingaba kulungile ukukhetha i-viscosity ephakathi kwiziselo zeproteni ezivundisiweyo?
Impendulo:
Iimveliso ze-viscosity eziphakathi neziphantsi, inqanaba lokutshintshwa limalunga ne-0.90, kwaye iimveliso ezinokumelana ne-asidi engcono.
4. Umbuzo: Inganyibilika njani i-cmc ngokukhawuleza? Ngamanye amaxesha ndiyisebenzisa, kwaye inyibilika kancinci emva kokubilisa.
Impendulo:
Xuba nezinye ii-colloids, okanye usasaze nge-agitator ye-1000-1200 rpm. Ukusasazeka kwe-CMC akulunganga, i-hydrophilicity ilungile, kwaye kulula ukuyihlanganisa, kwaye iimveliso ezinezinga eliphezulu lokutshintsha zicacile ngakumbi! Amanzi afudumeleyo anyibilika ngokukhawuleza kunamanzi abandayo. Ukubilisa ngokubanzi akukhuthazwa. Ukupheka ixesha elide kweemveliso ze-CMC kuya kutshabalalisa isakhiwo se-molecular kwaye imveliso iya kulahlekelwa yi-viscosity yayo!
Ixesha lokuthumela: Disemba-14-2022