Video: Dab tsi yog ib qho primer hauv kev kho hniav?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Primer : ua primer yog tsim los ntawm hydrophilic monomers feem ntau nqa hauv cov dej-soluble hnyav (acetone, ethanol, dej) txhawm rau txhawb kev ntws zoo thiab nkag mus rau hauv hydrophilic dentin, uas tuaj yeem cuam tshuam qhov ua kom muaj zog sib zog. Self-etch bonding agents siv primers uas yog acidic monomers.
Hais txog qhov no, cov tshuaj txhuam hniav yog dab tsi?
A nplaum hniav yog cov dej-soluble, cov khoom tsis muaj tshuaj lom uas peb tuaj yeem siv rau koj cov pos hniav thiab cov hniav hniav kom tuav lawv hauv qhov chaw. Cov tshuaj no muaj nyob rau hauv cov hmoov thiab cov nplaum nplaum, thiab lawv feem ntau yog siv nrog cov hniav cuav.
Ib qho ntxiv, koj puas pom kev kho primer? Txawm hais tias cov lus qhia tsis ntev los no qhia tau tias tsis tsim nyog teeb - kho lub Optibond primer , peb ib txwm muaj rau 10 vib nas this.
Hais txog qhov no, tus neeg sawv cev ua haujlwm kho hniav yog dab tsi?
Kuj hu ua "bonderizer" tsev neeg cov neeg sawv cev (spelled dentin tsev neeg cov neeg sawv cev nyob rau hauv American English) yog cov ntaub ntawv resin siv los ua a kev kho hniav Composite filling cov ntaub ntawv ua raws li ob qho tib si dentin thiab enamel. Bonding agents feem ntau yog methacrylates nrog qee tus neeg nqa khoom hloov pauv thiab hnyav xws li acetone.
Tus neeg sawv cev kho hniav zoo tshaj plaws yog dab tsi?
Ua ke, thaum tsevneeg rau ob leeg hniav thiab dentin , xaiv cov xim txha hniav laus ua raws los ntawm kev thov ntawm ob kauj ruam tus kheej-etch nplaum rau ob leeg hniav thiab dentin tam sim no tshwm cov zoo tshaj xaiv kom muaj txiaj ntsig thiab siv tau ntev daim ntawv cog lus rau hniav ntaub so ntswg."
Pom zoo:
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