PU yog dab tsi?

I. Taw qhia rau PU

PU, lossis polyurethane, yog cov khoom siv hluavtaws uas feem ntau yog polyurethane. PU hluavtaws tawv yog cov khoom siv tawv tiag tiag uas muaj lub cev zoo dua qub thiab ua haujlwm ntev dua li tawv tawv.

PU hluavtaws tawv muaj ntau yam kev siv, suav nrog kev tsim cov rooj zaum hauv tsheb, rooj zaum, hnab tes, khau, thiab khaub ncaws, thiab lwm yam. Nws yog aesthetically pleasing, xis, yooj yim los ntxuav thiab tswj, thiab kuj txo qhov kev thov rau tsiaj tawv, yog li ua tau raws li ib puag ncig yuav tsum tau txwv tsis pub tsiaj ua phem.

II. PU Material Analysis

1. Kev sib xyaw

Cov khoom tseem ceeb ntawm PU hluavtaws tawv yog polyurethane, uas yog tsim los ntawm kev sib cuam tshuam ntawm polyether lossis polyester nrog ib qho isocyanate. Tsis tas li ntawd, PU hluavtaws tawv kuj muaj cov ntaub ntawv sau, plasticizers, pigments, thiab auxiliary agents.

2. Kev tshwm sim

PU hluavtaws tawv yog nplua nuj nyob rau hauv kev ntxhib los mos thiab xim, thiab muaj peev xwm ua raws li ntau yam tawv qauv xws li crocodile, nab, thiab ntses nplai kom tau raws li qhov xav tau ntawm cov khoom sib txawv.

3. Lub cev muaj zog

PU hluavtaws tawv muaj lub cev zoo xws li lub zog tensile, hnav tsis kam, dej tsis kam, thiab yoog raws. Nws kuj yog ib qho yooj yim los ntxuav thiab tswj ntau dua li cov tawv nqaij, ua rau nws ruaj khov dua.

4. Daim ntawv thov tus nqi

Piv nrog rau cov tawv nqaij, PU hluavtaws tawv muaj qee qhov zoo xws li tus nqi qis dua, cov nqi tsim khoom qis dua, thiab tsis tas yuav tsum muaj tawv tsiaj, ua rau nws muaj kev xaiv zoo rau lub neej niaj hnub hauv nroog.

Hauv kev xaus, PU hluavtaws tawv yog cov khoom siv zoo hloov khoom siv uas khav theeb zoo nkauj, ua haujlwm zoo, thiab tus nqi tsim nyog, ua rau nws muaj kev xaiv nrov hauv khw. Raws li thev naus laus zis nce qib thiab kev ua lag luam xav tau hloov pauv, PU hluavtaws tawv yog khi kom muaj cov ntawv thov ntau hauv yav tom ntej hauv cov haujlwm xws li tsheb, rooj tog zaum, khaub ncaws, thiab hnab, rau npe rau ob peb tug.