Ndiloleni ndiyambitse zowiritsa zomwe muli ndi chidwi posachedwapa! Ili ndi njira yotsatsira madzi ambiri yomwe imadya madzi mazana angapo kukhala olemera kangapo, ndipo ali ndi magwiridwe antchito abwino. Nthawi yomweyo imatenga madzi ndikutupa kwa hydrogel, ndizovuta kupatukana madziwo ngakhale atapanikizidwa. Chifukwa chake, ili ndi ntchito zosiyanasiyana m'minda yosiyanasiyana monga yaukhondo, mafakitale ndi ulimi, komanso upangiri wa boma.
Super incerbent stuner ndi mtundu wa macromolenules okhala ndi magulu a hydrophilic ndi mapangidwe olumikizidwa. Inapangidwa koyamba ndi Frea ndi ena polumikiza wowuma ndi pol elyacrylonile ndipo kenako nkusungunula. Malinga ndi zopangira, pali mndandanda wopukutira (wolumikizidwa, Carboxymethymet, etc.), zopangidwa ndi polyvinyl (eltullic ethylene mndandanda wa miniri). Poyerekeza ndi cellolic, ma polyacrylic acid ndi zabwino monga zabwino monga zabwino zopanga zochepa, njira zosavuta, madzi aluntha kwambiri. Yasandulika kafukufuku wapano pamunda uno.
Kodi mfundo ya izi ndi iti? Pakadali pano, polyacrylic acid a acid 80% ya zinthu zapamwamba zapadziko lonse lapansi. Super Superbonts nthawi zambiri imakhala yopanda polymer electrolyte yokhala ndi gulu la hydrophilic komanso kapangidwe kake. Musanalowe m'madzi, maunyolo a polymeri ali pafupi ndi wina ndi mnzake ndikuwombedwa palimodzi, amalumikizidwa kuti apange ma network, kuti akwaniritse cholumikizira. Mukakumana ndi madzi, mamolekyulu amadzi amalowa mu utoto kudzera pa capillary ndikusiyana, ndipo magulu a ionized pa tcheni amakonzera linienking m'madzi. Chifukwa cha ma elentrostatic advaoncoke pakati pa mayoni ofananawo, unyolo wamtambo umatambasula. Chifukwa chofuna kusalowerera zamagetsi, zosewerera ma ion sangathe kusamuka kunja kwa utomoni, komanso kusiyana kwa ion ndende pakati pa njira yosinthira ndi njira yosinthira osmotic. Mothandizidwa ndi kusintha kwa osmosis kupsinjika kwa osmosis, madzi amalowanso utoto kuti apange hydrogel. Nthawi yomweyo, kapangidwe ka ma netiweki yolumikizidwa ndi ma hydrogen a rennin imachepetsa kufalikira kwa gel. Madzi akakhala ndi mchere pang'ono, kupanikizika kwa osmotic kumatsika, ndipo nthawi yomweyo, chifukwa cha zotsatira zoyipa za ion, unyolo wa polymer udzatsikirana kwambiri m'madzi okonda kutsika. Nthawi zambiri, mayamwidwe amadzi omwe amatha kuchepa mphamvu kwambiri mu 0,9% nacl Nacl ndi pafupifupi 1/10 ya madzi owoneka bwino. Mafuta am'madzi ndi kusungidwa kwamadzi ndi mbali ziwiri za vuto lomwelo. Lin Runxiong et al. adakambirana nawo mu thermodynamics. Pansi pa kutentha kwapadera komanso kupanikizika, mawonekedwe a super amatha kutenga madzi okha, ndipo madzi amalowa mu resin, kuchepetsa ma respypy a dongosolo lonse mpaka litafika ofanana. Ngati madzi amathawa kuchokera ku resin, kuwonjezera kwaulere kwaulere, sikukugwirizana ndi kukhazikika kwa dongosololi. Kusanthula kosiyanasiyana kumawonetsa kuti 50% ya madzi omwe amatengedwa ndi ma super omponse omwe amapezeka kuti ali ndi zithunzi za gel. Chifukwa chake, ngakhale mutakakamizidwa ndi kutentha kwabwino, madzi sadzathawa kwambiri owoneka bwino, omwe amatsimikiziridwa ndi thermodynamic katundu wa utoto wa super.
Nthawi ina, tel cholinga cha sap.
Post Nthawi: Dec-08-2021