Qhov sib txawv tseem ceeb ntawm cov tawv PU dej thiab cov tawv PU zoo tib yam yog kev tiv thaiv ib puag ncig, cov khoom siv lub cev, cov txheej txheem tsim khoom thiab thaj tsam ntawm daim ntawv thov
Kev tiv thaiv ib puag ncig: Dej-raws li PU tawv siv dej los ua qhov nruab nrab dispersion hauv cov txheej txheem tsim khoom, yog li nws tsis muaj tshuaj lom, tsis muaj hluav taws xob, thiab tsis ua paug rau ib puag ncig. Nws muaj cov yam ntxwv ntawm kev txuag hluav taws xob, kev nyab xeeb thiab kev tiv thaiv ib puag ncig. Hauv qhov sib piv, cov tawv PU zoo tib yam tuaj yeem tsim cov pa phem thiab cov pa phem thiab cov dej khib nyiab thaum tsim khoom thiab siv, uas muaj qee yam cuam tshuam rau ib puag ncig thiab tib neeg kev noj qab haus huv.
Lub cev muaj zog: Cov tawv PU tawv dej muaj lub cev zoo heev, suav nrog lub zog tev, siab folding tsis kam, siab hnav tsis kam, thiab lwm yam. Txawm hais tias cov tawv PU zoo tib yam kuj muaj qee yam khoom siv lub cev, nws yuav tsis zoo li cov tawv PU tawv raws li kev tiv thaiv ib puag ncig thiab kav ntev.
Cov txheej txheem ntau lawm: Dej-raws li PU tawv yog tsim los ntawm cov txheej txheem dej tshwj xeeb thiab cov khoom siv zoo ib puag ncig, thiab muaj qhov zoo ntawm kev hnav zoo thiab khawb tsis kam, thiab ultra-ntev hydrolysis tsis kam. Cov txiaj ntsig zoo no tau muab los ntawm cov dej-raws li txheej txheej thiab cov neeg ua haujlwm pabcuam, uas ua ob npaug rau nws hnav tsis kam thiab khawb tsis kam, uas yog ntau tshaj 10 npaug siab dua li cov khoom siv tawv tawv ntub dej. Cov txheej txheem tsim khoom ntawm cov tawv PU zoo tib yam yuav tsis koom nrog cov kev tiv thaiv ib puag ncig thiab kev txhim kho thev naus laus zis.
Scope ntawm daim ntawv thov: Dej-raws li PU tawv yog dav siv nyob rau hauv ntau lub teb xws li khau, khaub ncaws, sofas, cov khoom ua si, thiab lwm yam vim nws ib puag ncig tiv thaiv thiab zoo heev lub cev lub cev, thiab ua tau raws li ntau yam kev cai rau hluavtaws tawv ib puag ncig tiv thaiv nyob rau hauv tsev thiab txawv teb chaws. Txawm hais tias cov tawv PU zoo tib yam kuj tau siv dav hauv kev kho kom zoo nkauj ntawm lub hnab, khaub ncaws, khau, tsheb thiab rooj tog, nws qhov kev siv yuav raug rau qee yam kev txwv hauv cov ntsiab lus ntawm kev tiv thaiv ib puag ncig kom nruj.
Hauv cov ntsiab lus, PU tawv tawv muaj cov txiaj ntsig zoo dua li cov tawv PU zoo tib yam ntawm kev tiv thaiv ib puag ncig, cov khoom siv lub cev, cov txheej txheem tsim khoom thiab cov peev txheej ntawm daim ntawv thov, thiab yog cov khoom siv zoo dua li niaj hnub kev tiv thaiv ib puag ncig thiab kev ua haujlwm siab.