HomelinessSiv

Polyurethane xim - xim kos duab

Tsis ntev los no xyoo lawm pom tau hais tias txoj kev loj hlob ntawm niaj hnub siv tshuab tsis tau kev tso rau ib tug thib ob. Tsim ntau yam tshiab coatings, paub technology, expanding txuj builders thiab buyers xav tau. Lub ntsiab tivthaiv ntawm niaj hnub loj hlob tau los ua ib tug dag cov ntaub ntawv uas - polyurethane. Nws yog dav siv, tab sis feem ntau nws yuav pom raws li ib tug kev hloov ntawm tej yam ntuj tso roj hmab thiab roj hmab. Txawm li cas los, lub cim thaj chaw ntawm polyurethane tso cai rau lawv los hloov yas thiab txawm hlau.

Tam sim no, txawm li cas los, peb yuav tham txog cov khoom no raws li ib tug polyurethane xim. Tej ntaub ntawv uas muaj ib tug txaus tej yam ntxwv, muaj tsis muaj nqi, thiab tiv tau txhua yam deformation, mas ib tug dav ntau yam kub thiab muaj ib tug txaus ntev kev pab cuam lub neej.

Polyurethane xim kuj yus muaj los ntawm ib tug high degree ntawm kam mus rau lub puas tus ntawm acids thiab alkalis, ntau yam roj thiab roj av. Tej xim coatings yuav tau muab faib ua ob pawg: ib-tivthaiv thiab ob-tivthaiv.

Raws li lub npe implies, lub ntsiab qhov txawv ntawm ob pab nyob rau hauv ib tug npaum li ntawm Cheebtsam. Ib-tivthaiv xim yog ib tug saj zawg zog roj hmab zoo li xim, uas zoo li ib tug dog dig xim. Tej tebchaw yog muag tam sim ntawd npaj los siv, uas txhais tau tias tsis muaj kev soj ntsuam ntxiv rau nws npaj, uas zoo heev thiaj li muaj qhov ntev ntawm lub kho ua hauj lwm.

Nyob rau tib lub sij hawm, ib tug khub ntawm cheebtsam uas comprise cov polyurethane txheej - tua neeg sawv cev thiab resinous qauv - nyob rau hauv sib txawv ntim. Lawv yuav tsum tau kev cob cog rua rau cov kev proportions. Txawm li cas los, qhov no technology muaj ntau yam nta:

1. Thaum lub txheej yog ib tug txheej txheem ntawm hardening los yog polymerization ntawm muaj pes tsawg leeg. Nws ntse sau tsis noo noo, thiab yog li ntawd, xws li ib tug tshuaj tiv thaiv ua rau nws ua tau tsis them sai sai mus huab cua yam tseem ceeb xws li daus, los nag, pos huab.

2. Ib qho yooj yim los ua tus yam volume ntawm cov xim muaj hlau ntaub ntawv. Muaj lub sij hawm rau nteg qe xwb yuav tsum tau npaum li cas ntawm number case yuav txo tau nws noj thiab, thiaj li, txuag rau lub purchase ntawm cov ntaub ntawv. Txawm li cas los, polyurethane xim tsis zoo muab cia rau hauv lub dilution ntawm lub sij hawm ntev ntawm lub sij hawm. Txawm nyob rau hauv tej yam tej yam kev mob.

3. Siv tshwm sim yog ib tug muaj zog thiab check txheej. Nyob rau hauv no kev twb kev txuas, ob-tivthaiv txheej muaj ib tug tseem ceeb kom zoo dua li ib tus txwm ib feem.

Li ntawd, cov polyurethane txheej muab ib tug coj resistant elastic txheej uas yog sufficiently resistant rau cov neeg kho tshuab kev puas tsuaj thiab tshuaj tebchaw, thiab tiv tau UV. Xws li ib tug txheej yog dav kis los ntawm kev siv versatility: nws yog ua tau thiab sab nraud thiab sab hauv duab.

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