Tawv PU thiab tawv PVC yog ob qho tib si cov khoom siv hluavtaws uas feem ntau siv los hloov cov tawv ib txwm muaj. Txawm hais tias lawv zoo sib xws hauv qhov tsos, lawv muaj qee qhov sib txawv tseem ceeb hauv cov ntsiab lus ntawm kev sib xyaw, kev ua tau zoo, thiab kev cuam tshuam rau ib puag ncig.
Tawv PU yog ua los ntawm ib txheej polyurethane uas tau sib txuas nrog cov khoom siv thaub qab. Nws yog softer thiab yoog tau ntau dua li tawv PVC, thiab nws muaj cov qauv ntuj dua uas zoo li tawv tiag. Tawv PU kuj ua pa tau ntau dua li tawv PVC, ua rau nws xis nyob dua rau hnav ntev. Tsis tas li ntawd, tawv PU yog tus phooj ywg ib puag ncig ntau dua li tawv PVC vim nws tsis muaj cov tshuaj lom neeg xws li phthalates thiab yog biodegradable.
Ntawm qhov tod tes, tawv PVC yog ua los ntawm kev txheej cov yas polymer rau ntawm cov ntaub npuag. Nws ruaj khov dua thiab tiv taus kev puas tsuaj dua li tawv PU, ua rau nws yog cov khoom siv tsim nyog rau kev ua cov khoom uas raug kev tuav tsis zoo, xws li hnab. Tawv PVC kuj pheej yig thiab yooj yim ntxuav, ua rau nws yog qhov kev xaiv nrov rau kev siv upholstery. Txawm li cas los xij, tawv PVC tsis ua pa zoo li tawv PU thiab muaj cov qauv tsis zoo uas yuav tsis zoo li tawv tiag tiag.
Hauv kev xaus lus, thaum PU tawv mos dua, ua pa tau zoo dua, thiab zoo rau ib puag ncig dua, PVC tawv ruaj dua thiab yooj yim ntxuav. Thaum txiav txim siab ntawm ob yam khoom, nws yog ib qho tseem ceeb uas yuav tsum xav txog kev siv thiab kev ua tau zoo ntawm cov khoom kawg, nrog rau qhov cuam tshuam rau ib puag ncig.
Lub sijhawm tshaj tawm: Lub Rau Hli-01-2023
