Mu zomangamanga zamakono, kukongoletsa pansi sikuti ndi gawo lokongola lokha, komanso kumakwaniritsa zofunikira zofunika pantchito. Monga mtundu watsopano wa zinthu zokongoletsera pansi, pansi pa polyurethane ili ndi magwiridwe antchito abwino kwambiri komanso ntchito zosiyanasiyana.
Nkhaniyi ikudziwitsani za makhalidwe, ubwino ndi zochitika zoyenera za pansi pa polyurethane.
Choyamba, pansi pa polyurethane ndi yokhazikika komanso yolimba. Imagwiritsa ntchito polyurethane resin ngati maziko ndipo imapangidwa kudzera mu njira yapadera. Pansi pa polyurethane ili ndi kukana kwabwino kwambiri kuwonongeka komanso kukana dzimbiri kwa mankhwala. Imatha kukana kuwonongeka kwa zinthu zakunja monga mafuta, asidi ndi alkali, ndikusunga kukongola kwa nthawi yayitali kwa pansi.
Nthawi yomweyo, pansi pa polyurethane pali kukana kwamphamvu kwa kuthamanga kwa mpweya komanso kukana kutopa, kumatha kupirira kugwiritsidwa ntchito mwamphamvu kwambiri, sikung'ambika kapena kuwonongeka, ndipo kumawonjezera nthawi ya pansi.
Kachiwiri, pansi pa polyurethane pali zinthu zabwino zoletsa kutsetsereka komanso chitetezo. Pansi pa polyurethane pamagwiritsa ntchito njira yapadera yoletsa kutsetsereka, zomwe zingapereke mphamvu yabwino yolimbana ndi kutsetsereka ndikuchepetsa chiopsezo cha ngozi zotsetsereka anthu akamayenda. Izi zimapangitsa kuti pansi pa polyurethane zizigwiritsidwa ntchito kwambiri m'malo omwe amafunika malo oletsa kutsetsereka, monga malo ochitira masewera olimbitsa thupi m'mafakitale, m'makonde a zipatala, m'malo ochitira masewera olimbitsa thupi, ndi zina zotero.
Kuphatikiza apo, pansi pa polyurethane palinso zinthu zoteteza chilengedwe. Imagwiritsa ntchito njira yopanda zosungunulira, ilibe zinthu zovulaza, ndipo ilibe kuipitsa kapena kuvulaza thupi la munthu ndi chilengedwe. Pakagwiritsidwa ntchito, pansi pa polyurethane sipanga mpweya woipa monga formaldehyde, kuteteza bwino mpweya wamkati ndikukwaniritsa zofunikira zoteteza chilengedwe za nyumba zamakono. Pazosowa zosiyanasiyana, pansi pa polyurethane imatha kusinthidwa malinga ndi momwe zinthu zilili. Imatha kusankha mitundu ndi mawonekedwe osiyanasiyana kuti ikwaniritse zofunikira zokongoletsera payekha.
Kupanga pansi pa polyurethane n'kosavuta komanso mwachangu, ndipo sikufuna chisamaliro ndi kukonza kwa nthawi yayitali, zomwe zimapulumutsa nthawi ndi ndalama zambiri. Mwachidule, pansi pa polyurethane yakhala chisankho chabwino kwambiri chokongoletsera pansi m'nyumba zamakono chifukwa cha kulimba kwake, chitetezo chosatsetseka komanso magwiridwe antchito abwino. Kaya ndi fakitale, chipatala, bwalo lamasewera kapena malo amalonda, pansi pa polyurethane ingakupatseni njira zabwino, zothandiza komanso zokhalitsa.
Nthawi yotumizira: Novembala-24-2023