Nhanganyaya yekupenda kwematombo chaiwo
Pendi yematombo chaiyo imhando yependi ine mhedzisiro yekushongedza yakafanana negranite nemarble. Pendi yematombo chaiyo inonyanya kugadzirwa nehupfu hwematombo echisikigo ane mavara akasiyana-siyana, ayo anoshandiswa pamhedzisiro yematombo ekutevedzera ekuvaka madziro ekunze, anozivikanwawo sedombo remvura.
Zvivako zvakashongedzwa nependi yematombo chaiyo zvine ruvara rwechisikigo uye rwechisikigo, izvo zvinoita kuti vanhu vanzwe vakasununguka, vakanaka uye vane runako. Zvakakodzera kushongedza zvivakwa zvemukati nekunze, kunyanya kushongedza zvivakwa zvakakombama, zvinopenya uye zvakaita sehupenyu. Kune mhedzisiro yekudzokera kuzvisikwa.
Pendi chaiyo yematombo ine hunhu hwekudzivirira moto, isingapindi mvura, inodzivirira asidhi nealkali, inodzivirira kusvibiswa, haina chepfu, haina kunaka, inonamatira zvakasimba, haimboperi, nezvimwewo. Inogona kudzivirira zvinobudirira nharaunda yakaoma yekunze kuti isaparadze zvivakwa uye kuwedzera hupenyu hwezvivakwa. Pendi iyi inonamatira zvakanaka uye inodzivirira kuomeswa nechando, saka yakakodzera kushandiswa munzvimbo dzinotonhora.
Pendi chaiyo yematombo ine zvakanakira zvekuomesa zviri nyore, kuchengetedza nguva uye kuvaka zviri nyore.
Basa rehydroxyethyl cellulose mupendi chaiyo yematombo
1. Kudzoka kushoma
Hydroxyethyl cellulose mupendi chaiyo yematombo inogona kudzivirira kupararira kweupfu hwependi chaiyo yematombo, kuwedzera nzvimbo yekuvaka inoshanda, kuderedza kurasikirwa uye kusvibiswa kwezvakatipoteredza.
2. Kushanda zvakanaka
Mushure mekushandisa hydroxyethyl cellulose kugadzira zvigadzirwa zvependi yematombo chaiwo, vanhu vanofunga kuti chigadzirwa chacho chine viscosity yakakura uye huwandu hwechigadzirwa hunovandudzwa zvinoenderana.
3. Mhedzisiro yakasimba yekudzivirira kupinda kwe topcoat
Zvigadzirwa zvependi yematombo chaiyo yakagadzirwa nehydroxyethyl cellulose zvine chimiro chakasimba, uye ruvara nekupenya kwetopcoat zvichave zvakafanana pasina kupera, uye huwandu hwetopcoat huchaderedzwa zvishoma. Mushure mekunge kukora kwechinyakare (senge: kuzvimba kwealkali, nezvimwewo) kwagadzirwa kuita pendi yematombo chaiyo, nekuda kwechimiro chayo chisina kusimba mushure mekuvakwa, uye nekuda kweukobvu nechimiro chekuvakwa, kushandiswa kwependi mupendi yekupedzisira kuchawedzera zvinoenderana, uye Pane musiyano mukuru mukunyudzwa kwetopcoat.
4. Kudzivirira mvura zvakanaka uye mhedzisiro yekugadzira firimu
Pendi chaiyo yematombo yakagadzirwa nehydroxyethyl cellulose ine simba rakasimba uye inoenderana zvakanaka ne emulsion. Firimu rechigadzirwa racho rakakora uye rakatetepa, nokudaro richivandudza kuramba kwayo mvura uye kudzivirira kuchena kwemvura munguva yemvura.
5. Mhedzisiro yakanaka yekudzivirira kugadzikana
Pendi chaiyo yematombo yakagadzirwa nehydroxyethyl cellulose ichave nechimiro chakakosha chenetwork, chinogona kudzivirira upfu kuti husanyure, kuchengetedza chigadzirwa chakasimba panguva yekufambisa nekuchengetera, uye kuwana mukana wakanaka wekuvhura kani.
6. Kuvakwa kuri nyore
Pendi chaiyo yematombo yakagadzirwa nehydroxyethyl cellulose ine kuyerera kwakati wandei panguva yekuvaka, izvo zviri nyore kuchengetedza ruvara rwechigadzirwa rwakafanana panguva yekuvaka, uye hazvidi hunyanzvi hwepamusoro hwekuvaka.
7. Kudzivirira kukuru kwefungus
Chimiro chayo chepolymeric chinogona kudzivirira kupinda kwefungus zvinobudirira. Zvinokurudzirwa kuwedzera huwandu hwakakodzera hwefungicide uye mushonga wefungus kuti uve nechokwadi chekuti zvinobudirira.
Nguva yekutumira: Kurume-24-2023