1. Umbuzo: Ukuvaleka okuphansi, ukuvaleka okuphakathi, kanye nokuvaleka okuphezulu kuhlukaniswa kanjani esakhiweni, futhi ingabe kuyoba khona umehluko ekuhambisaneni?
Impendulo:
Kuyaqondakala ukuthi ubude bochungechunge lwama-molecule buhlukile, noma isisindo sama-molecule sihlukile, futhi sihlukaniswe sibe yi-viscosity ephansi, ephakathi nephezulu. Yiqiniso, ukusebenza kwe-macroscopic kuhambisana ne-viscosity ehlukene. Ukuhlushwa okufanayo kune-viscosity ehlukene, ukuzinza komkhiqizo kanye nesilinganiso se-asidi. Ubuhlobo obuqondile buxhomeke kakhulu esixazululweni somkhiqizo.
2. Umbuzo: Yimiphi imikhiqizo enezici ezithile zokushintshana ezingaphezu kuka-1.15, noma ngamanye amazwi, uma izinga lokushintshana liphezulu, ukusebenza komkhiqizo kuthuthukisiwe.
Impendulo:
Umkhiqizo unezinga eliphezulu lokushintsha, ukwanda kokuguquguquka, kanye nokwehla okukhulu kwe-pseudoplasticity. Imikhiqizo ene-viscosity efanayo inezinga eliphezulu lokushintsha kanye nomuzwa osobala wokushelela. Imikhiqizo enezinga eliphezulu lokushintsha inesixazululo esikhazimulayo, kuyilapho imikhiqizo enezinga elijwayelekile lokushintsha inesixazululo esimhlophe.
3. Umbuzo: Kulungile yini ukukhetha i-viscosity ephakathi kweziphuzo ezivutshiwe zamaprotheni?
Impendulo:
Imikhiqizo ye-viscosity ephakathi nephansi, izinga lokushintshana licishe libe ngu-0.90, kanye nemikhiqizo enokumelana okungcono kwe-asidi.
4. Umbuzo: I-cmc ingancibilika kanjani ngokushesha? Ngezinye izikhathi ngiyayisebenzisa, futhi incibilika kancane ngemva kokubilisa.
Impendulo:
Hlanganisa namanye ama-colloid, noma usakaze nge-agitator engu-1000-1200 rpm. Ukuhlakazeka kwe-CMC akukuhle, i-hydrophilicity ilungile, futhi kulula ukuyihlanganisa, futhi imikhiqizo enezinga eliphezulu lokufaka esikhundleni isobala kakhulu! Amanzi afudumele ancibilika ngokushesha kunamanzi abandayo. Ukubilisa ngokuvamile akukhuthazwa. Ukupheka isikhathi eside kwemikhiqizo ye-CMC kuzobhubhisa isakhiwo sama-molecule futhi umkhiqizo uzolahlekelwa yi-viscosity yawo!
Isikhathi sokuthunyelwe: Disemba 14-2022