Hydroxyethyl cellulose ipolymer isinganyungudike mumvura inogadzirwa ne cellulose, chinhu chepolymer chechisikigo, kuburikidza nemaitiro akasiyana-siyana emakemikari. Ichinhu chakasimba cheupfu chichena kana cheyero, chisina hwema uye chisina kunaka, chinogona kunyungudutswa mumvura inotonhora nemvura inopisa, uye mwero wekunyunguduka unowedzera nekuwedzera kwekupisa. Kazhinji, hainyunguduke muzvinhu zvakawanda zve organic solvents. Inoshandiswa sechinosimbisa uye chinosimbisa mu latex pendi. Zviri nyore kupararira mumvura inotonhora ine pH iri pasi kana yakaenzana ne 7, asi zviri nyore kuungana mumvura ine alkaline, saka inowanzo gadzirwa pachine nguva kuti ishandiswe gare gare, kana mvura isina acid kana organic solution inogadzirwa kuita slurry, uye inogonawo kusanganiswa nezvimwe zvinhu. Zvimisikidzo zvinosanganiswa pamwe chete zvakaoma.
Hunhu hwehydroxyethyl cellulose:
HEC inonyungudika mumvura inopisa kana inotonhora, uye hainyungudike kana yapisa zvakanyanya kana kufashaira, izvo zvinoita kuti ive nemhando dzakasiyana-siyana dzekunyungudika uye kunaka, uye isingapisi.
Inogona kushanda pamwe chete nemamwe mapolymer anonyungudika mumvura, masurfactants, uye munyu, uye inyanzvi yakanaka kwazvo ye colloidal thickener yemhinduro dzine ma electrolytes ane concentration yakawanda.
Kugona kuchengetedza mvura kwakapetwa kaviri pane kwemethyl cellulose, uye ine kurongeka kuri nani kwekuyerera kwemvura.
Kana tichienzanisa ne methyl cellulose inozivikanwa uye hydroxypropyl methyl cellulose, HEC ndiyo yakanyanya kuipa kupfuura dzose, asi colloid yekudzivirira ndiyo yakanyanya kusimba.
Kuvakwa kwayo kwakanaka kwazvo; ine zvakanakira zvekuchengetedza vashandi, haisi nyore kudonha, haitsvedze, haitsvedzeri zvakanaka, nezvimwewo.
Inoenderana zvakanaka nemarudzi akasiyana-siyana emasurfactants uye zvinochengetedza zvinoshandiswa mupendi yelatex.
Kusviba kwekuchengetedza kwakasimba, izvo zvinogona kudzivirira hydroxyethyl cellulose kuti isaderedze kusviba kwependi yelatex panguva yekuchengetwa nekuda kwekuora kwema enzymes.
Nguva yekutumira: Chivabvu-25-2023