Pakusarudza ma surfactants ekuchenesa kana ma application ekugadzirisa, furo chinhu chakakosha. Semuenzaniso, mu ma application ekuchenesa nemaoko akaomarara—senge zvinhu zvekuchengetedza mota kana kugeza ndiro nemaoko—huwandu hwakawanda hwefuro hunowanzo kuve hunhu hunodiwa. Izvi zvinodaro nekuti kuvapo kwefuro rakagadzikana kunoratidza kuti surfactant iri kushanda uye inoita basa rayo rekuchenesa. Kusiyana neizvi, kune akawanda ma application ekuchenesa nekugadzira maindasitiri, furo rinogona kukanganisa mamwe mabasa ekuchenesa nekugadzira michina uye kudzivirira kushanda kwese. Muzviitiko izvi, ma formulators anofanirwa kushandisa ma surfactants ane furo shoma kuti ape basa rekuchenesa rinodiwa uku achidzora huwandu hwefuro. Chinyorwa chino chine chinangwa chekuunza ma surfactants ane furo shoma, zvichipa pokutangira kusarudzwa kwe surfactant mu ma application ekuchenesa ane furo shoma.
Zvishandiso zveFoam Yakaderera
Furo rinogadzirwa nekukanganiswa panzvimbo inopindirana nemhepo. Saka, kuchenesa kunosanganisira kukanganiswa kwakanyanya, kusanganiswa kwakanyanya, kana kupfapfaidza nemechanical zvinowanzoda ma surfactants ane furo rekutonga rakakodzera. Mienzaniso inosanganisira: kushambidza zvikamu, kuchenesa CIP (kuchenesa munzvimbo), kukwesha pasi nemechanical, kuwacha mbatya dzemumaindasitiri nedzemabhizinesi, mvura dzesimbi, kusuka ndiro mudhishi rekuwachisa ndiro, kuchenesa chikafu nezvinwiwa, nezvimwewo.
Kuongororwa kweZvinhu Zvisina Foam
Kusarudzwa kwemasurfactants—kana musanganiswa wemasurfactants—ekudzora furo kunotanga nekuongorora kuyerwa kwefuro. Kuyerwa kwefuro kunopihwa nevagadziri vemasurfactants muzvinyorwa zvavo zvehunyanzvi. Kuti pave nekuyerwa kwefuro kwakavimbika, datasets rinofanira kunge rakavakirwa pamiyero yekuyedzwa kwefuro inozivikanwa.
Miedzo miviri yefoam inowanzo shandiswa uye yakavimbika ndeyeRoss-Miles foam test uye high-shear foam test.
•Kuedza kweFoam yeRoss-Miles, kunoongorora kugadzirwa kwefoam kwekutanga (flash foam) uye kugadzikana kwefoam pasi pekuzunguzika kushoma mumvura. Kuedza uku kunogona kusanganisira kuverenga kwehuwandu hwefoam yekutanga, kuteverwa nehuwandu hwefoam mushure memaminitsi maviri. Kunogonawo kuitwa pahuwandu hwakasiyana hwesurfactant (semuenzaniso, 0.1% uye 1%) uye pH. Mazhinji ekugadzira foam anotsvaga kudzora foam yakaderera anotarisa pakuyerwa kwefoam yekutanga.
•Kuongororwa kweHigh-Shear (ona ASTM D3519-88).
Bvunzo iyi inoenzanisa kuyerwa kwefuro mumamiriro ezvinhu akasviba uye asina kusviba. Bvunzo iyi inoenzanisawo kukwirira kwekutanga kwefuro nekukwirira kwefuro mushure memaminitsi mashanu.
Zvichibva pane chero nzira dzekuyedza dziri pamusoro apa, ma surfactants akawanda ari pamusika anosangana nezvinodiwa zvezvimisikidzo zvine furo shoma. Zvisinei, pasinei nenzira yekuyedza furo yakasarudzwa, ma surfactants ane furo shoma anofanirawo kunge aine zvimwe zvinhu zvakakosha zvemuviri uye mashandiro. Zvichienderana nenzvimbo yekushandisa uye yekuchenesa, zvimwe zvinhu zvakakosha pakusarudza surfactant zvinogona kusanganisira:
•Kushanda kwekuchenesa
• Hunhu hwezvakatipoteredza, hutano, uye kuchengetedzeka (EHS)
• Hunhu hwekuburitsa ivhu
•Kupisa kwakafara (kureva kuti, mamwe ma surfactants ane furo shoma anoshanda chete pakupisa kwakanyanya)
•Kugadzirwa kuri nyore uye kunoenderana nezvimwe zvinhu
•Kugadzikana kweperoxide
Kune vanogadzira zvinhu, kuenzanisa hunhu uhwu nehuwandu hunodiwa hwekudzora furo mukushandiswa kwakakosha. Kuti uwane kuenzana uku, zvinowanzo dikanwa kusanganisa ma surfactants akasiyana kuti agadzirise zvese zvinodiwa nefuro uye mashandiro - kana kusarudza ma surfactants efuro akaderera kusvika pakati nepakati ane mashandiro akafara.
Nguva yekutumira: Gunyana-11-2025