Zowonjezera zophatikizika zimagwiritsidwa ntchito pang'ono pofuula, koma zimatha kusintha zokutira, ndipo zakhala gawo lofunikira kwambiri. Thickener ndi mtundu wa zowonjezera zachinyengo, zomwe sizingakubanso zokutira ndikusaka pakumanga, komanso kuyika zokutira bwino komanso kukhazikika kosungira bwino. Ndi gulu lofunikira kwambiri la zowonjezera pa utoto wamadzi wokhala ndi mafayilo otsika.
Mitundu imodzi ya utoto wozikidwa m'madzi
Pakadali pano, pali mitundu yambiri ya olima omwe akupezeka pamsika, makamaka kuphatikiza okutira, ma celluloses, ma polyacrylates ndi othandizira pounican obanki. Avoronanon Thickener ndi mtundu wa mchere wa gel womwe umamwa madzi ndikukula kuti apange Thixotropy. Pali makamaka bentonite, Atntowalgite, aluminium slika, etc., omwe ndi bentonite ndiye omwe amagwiritsidwa ntchito kawirikawiri. Matumba omasulira a cellulosic ali ndi mbiri yayitali ndipo pali mitundu yambiri, kuphatikiza methyl cellulose, hydroxypropyl celyl celylose, ndi zina zowonjezera. Zogwiritsidwa ntchito kwambiri ndi izi ndi hydroxethyl cellulose. Ouzira Polyacry amatha kugawidwa m'mitundu iwiri: imodzi ndi polyacrytete wamadzi; Wina ndi homepolymer kapena comprolimer emulsion tricker ya acrylic acid ndi methacrylic acid. Ndi acidic yokha, ndipo ayenera kulowerera ndale kapena ammonia madzi mpaka pH 8 ~ 9 kuti akwaniritse kukula, komwe kumadziwikanso ngati acrylic alkali kutupa. Oureurethane Otsatsa a Polyurethane amapangidwa kumene kumathandizanso ophatikizira posachedwapa.
2 Makhalidwe Amitundu Yosiyanasiyana
2.1 cellulose trickener
Matumba olima a celluulosic ali ndi luso lalikulu, makamaka pakukula kwa gawo lamadzi; Amakhala ndi zoletsa zochepa pakupanga mafinya ndipo amakhala ndi ntchito zambiri; Zitha kugwiritsidwa ntchito mu PH Conser. Komabe, pali zovuta monga zovuta monga kutsika pang'ono, kuwomba kwambiri nthawi yopukutira, kukhazikika kosakhazikika, komanso kugonjetsedwa ndi kuchepa kwa microbial. Chifukwa imawoneka ngati mafayilo otsika pansi pa sear ndi ubweya wambiri pansi pa shear komanso wotsika, mafayilo amachulukana mwachangu atakutidwa, zomwe zimalepheretsa kukwapula, koma, zimayambitsa mavuto. Kafukufuku wasonyeza kuti kuchuluka kwa kuchuluka kwa kulemera kwa kukula kwa kukula kwake kumawonjezeka, kupanduka kwa utoto wa latx kumawonjezeranso. Ma Trauluosic Otsanulira amayamba kuwaza chifukwa cha kuchuluka kwawo. Ndipo chifukwa cellulose ndiyabwino kwambiri, imachepetsa kukana madzi filimuyo.
2.2 acrylic tricker
Ma polyacrylic acid amakhala ndi mphamvu yolimba ndikuwongolera katundu, komanso kukhazikika kwabwino kwachilengedwe, koma amazindikira za pH komanso kukhala ndi madzi osagwirizana.
2.3
Kapangidwe kake ka mgwirizano polyirethane chotsitsiridwa kumawonongeka pansi pa ntchito yoseketsa, ndipo ma virus amachepa. Gulu lankhondo litasowa, mafayilo amatha kubwezeretsedwanso, omwe angalepheretse zochitika za sag. Ndipo kuchira kwa Askichat kuli ndi Hysteresis wina, komwe kumapangitsa kuti azikhala ndi filimu yokutidwa ndi yokutidwa. Masautso a culecular misa (masauzande mpaka m'makumi zikwi) a polyirethane obanki amakhala otsika kwambiri kuposa mamiliyoni awiri (mazana mazana) kwa mamiliyoni) amitundu iwiri yoyamba, ndipo osalimbikitsa owaza. Mamolekyu a Polyurethane ali ndi magulu a hydrophilic ndi ma hydrophobic magulu a hydrophobic, ndipo magulu a Hydrophobic ali ndi ubale wolimba ndi matrix a filimu yokutira, yomwe imatha kukulitsa madzi filimuyo. Popeza tiyife timagululi timatenga njira yopitirira mu mayanjano, sikudzakhala kolala, motero filimu yokutidwayo ikhoza kukhala yosalala ndikukhala ndi gloss yayitali. Mphamvu zambiri zothandizana zotsatsa polyireyarane zimaposa masamba ena, koma chifukwa cha makina ake okutira michenje, zinthu zake popanga mamita michere zimakhudza zomwe zimayambitsa michere sizikhudza kukula. Mukamagwiritsa ntchito mtundu wamtunduwu, chisonkhezero cha zinthu zosiyanasiyana zomwe zimapangitsa kuti zitheke, ndi emulsion, demomer, omwa anzawo, othandizira makanema sayenera kusinthidwa mosavuta.
2.4 otanumira
Otsatsa avorgano amapeza zabwino zamphamvu kwambiri, thixotropy, mankhunje osiyanasiyana, komanso kukhazikika kwabwino. Komabe, popeza bentonite ndi ufa wowoneka bwino ndi mayamwidwe abwino, amatha kuchepetsa kwambiri mawonekedwe a filimu yokutira ndikuchita ngati wothandizira wosankhika.
Post Nthawi: Dis-27-2022