Tawv pu uas tsis muaj kuab tshuaj yog dab tsi?

Tawv pu uas tsis muaj kuab tshuaj yog dab tsi?

Tawv PU uas tsis muaj kuab tshuaj yog tawv cuav uas tsis ua rau ib puag ncig puas tsuaj uas txo lossis zam tag nrho kev siv cov kuab tshuaj organic hauv nws cov txheej txheem tsim khoom. Cov txheej txheem tsim tawv PU (polyurethane) ib txwm siv cov kuab tshuaj organic ua cov tshuaj diluents lossis cov khoom ntxiv, uas yuav muaj kev cuam tshuam tsis zoo rau ib puag ncig thiab kev noj qab haus huv. Txhawm rau txo qhov cuam tshuam no, tawv PU uas tsis muaj kuab tshuaj siv ntau txoj kev tsim khoom, xws li thev naus laus zis raws li dej lossis lwm yam thev naus laus zis uas tsis ua rau ib puag ncig puas tsuaj, los hloov cov kuab tshuaj organic ib txwm muaj.

Yog li cas cov tawv PU uas tsis muaj kuab tshuaj thiaj tsim tau?
Cia peb xub saib seb PU tawv tsis muaj kuab tshuaj li cas:
1. Kev npaj ntaub puag: Ua ntej, koj yuav tsum npaj daim ntaub puag, uas tuaj yeem yog paj rwb lossis lwm yam khoom siv hluavtaws. Cov khoom siv no yuav yog lub hauv paus ntawm PU tawv,
2. Txheej primer: Siv ib txheej ntawm primer rau ntawm daim ntaub hauv qab. Cov substrate no feem ntau yog polyurethane (PU), uas muaj cov khoom nplaum zoo thiab tiv taus kev hnav.
3. Txheej txheej sab saud: Tom qab cov primer qhuav lawm, thov ib txheej ntawm kev hlub. Txheej no kuj yog ua los ntawm polyurethane, uas txiav txim siab qhov tsos thiab kev xav ntawm PU tawv. Qee qhov ntawm qhov chaw yuav xav tau kev kho tshwj xeeb, xws li embossing, luam ntawv lossis imitation tawv qauv, kom nce qhov zoo nkauj thiab kev zoo nkauj ntawm tawv.
4. Kev ziab thiab kho: Tom qab ua tiav cov txheej txheej thaum lub caij ntuj sov, tawv PU raug xa mus rau chav ziab lossis los ntawm lwm txoj kev kho, kom cov primer thiab txheej saum npoo tau kho tag nrho thiab ua ke.
5. Kev Ua Tiav thiab Txiav: Tom qab ua tiav cov tawv PU, cov txheej txheem ua tiav yuav tsum tau ua tiav, suav nrog kev txiav mus rau hauv cov duab thiab qhov loj me uas xav tau kom ua tau cov khoom tawv kawg, xws li hnab, khau, thiab lwm yam. Lub ntsiab lus tseem ceeb hauv tag nrho cov txheej txheem yog kev siv cov xim polyurethane (PU) uas tsis muaj kuab tshuaj. Cov txheej no tsis tso cov kuab tshuaj organic lossis tso cov kuab tshuaj me me thaum lub sijhawm txheej, yog li txo cov pa phem ib puag ncig thiab qhov cuam tshuam rau kev noj qab haus huv ntawm cov neeg ua haujlwm.

Vim li cas cov tawv pu uas tsis muaj kuab tshuaj thiaj li nrov dua tam sim no?
Peb puas muaj teeb meem, thaum peb mus rau lub khw loj mus yuav lub rooj zaum lossis rooj tog, pom lub rooj zaum tawv dawb zoo nkauj thiab zam lossis rooj tog tawv, xav yuav, tab sis kuj txhawj txog lub rooj zaum tawv dawb tsis tiv taus av, tsis tiv taus khawb, tsis yooj yim ntxuav, yog li ntau zaus yuav tso tseg vim yog qhov laj thawj no, tam sim no tsis txhob txhawj, peb tsis muaj tawv PU solvent, Tuaj yeem pab koj nrog qhov teeb meem no. Tawv PU Solvo-free nrog nws txoj kev tiv thaiv ib puag ncig, kev ua tau zoo thiab ntau yam ntxwv, tab sis kuj muaj cov yam ntxwv ntawm kev tiv taus av, tiv taus khawb thiab yooj yim ntxuav, yog li peb tuaj yeem xaiv tawv PU solvo-free ua los ntawm lub rooj zaum dawb, tsis tas yuav txhawj txog lub rooj zaum dawb tsis qias neeg, tsis txhob txhawj txog cov menyuam yaus tsis zoo kos duab ntawm lub rooj zaum nrog cwj mem.
Tawv PU uas tsis muaj kuab tshuaj ua tau raws li qhov xav tau ntawm cov neeg siv khoom niaj hnub no thiab cov chaw tsim khoom rau qhov zoo ntawm cov khoom thiab lub luag haujlwm ib puag ncig, uas ua rau nws yog qhov kev xaiv zoo dua rau ib puag ncig thiab ruaj khov thiab yog li ntawd tau nyiam ntau dua hauv kev ua lag luam.