Titanium Dioxide rau xim: Vim li cas TiO₂ yog cov khoom tseem ceeb hauv cov xim pleev xim?

Yog tias koj tau ua haujlwm nrog cov xim pleev xim los yog tau txais cov khoom siv raw rau txheej rau xyoo, koj yuav pom qee yam nthuav:

Tus nqi lossis kev ua haujlwm ntawm ntau cov ntaub ntawv raw tsis tas yuav muaj kev cuam tshuam tam sim ntawm txheej txheej kawg, tab sis Titanium Dioxide (TiO₂) feem ntau sib txawv.

Tej zaum nws yuav tsis yog cov khoom siv loj tshaj plaws hauv kev tsim, tab sis nws muaj kev cuam tshuam zoo rauwhiteness, zais lub zog, xim ua haujlwm, huab cua tsis kam, thiab tag nrho cov tsos.

Tshwj xeeb tshaj yog nyob rau hauv cov xim dawb, lub teeb- xim coatings, architectural coatings, industrial coatings, thiab premium hmoov txheej, Titanium Dioxide feem ntau yog ib qho tseem ceeb tshaj plaws xim dawb.

Txawm li cas los xij, hauv kev tsim khoom tiag tiag, Titanium Dioxide tsis yog ib rooj plaub ntawm "qhov dawb, qhov zoo dua." Tsis yog qhov qis tshaj - cov khoom lag luam tus nqi tsim nyog yog qhov kev xaiv pheej yig tshaj plaws.

Qhov tseem ceeb yog qhov TiO₂ puas tuaj yeem ua taudisperse kom zoo nyob rau hauv koj cov txheej txheem txheej, muab lub zog zais txaus, thiab ua tau raws li qhov xav tau ntawm huab cua tiv thaiv thiab cov hom phiaj nqi.

Qhov no yog vim li casTitanium Dioxide hauv Paints tseem yog lub ntsiab lus tseem ceeb rau cov txheej txheem txheej txheem thiab cov khoom siv raw khoom.

Yooj yim muab, Titanium Dioxide feem ntau yog siv los ua ib qhosiab -kev ua tau zoo dawb pigment.

Ib qho ntawm nws qhov txiaj ntsig tseem ceeb tshaj plaws yog nws qhov siab refractive index, uas tso cai rau nws tawg lub teeb pom kev zoo. Qhov no muab coatings ib tug kaj dawb tsos thiab txhim kho lub zog zais.

Tias yog vim li cas cov lus teb rau cov lus nug xws li "Puas yog xim dawb no zoo li dawb txaus?" los yog "Nws puas tuaj yeem npog lub substrate kom zoo?" yog feem ntau ze ze rau qhov zoo thiab kev ua tau zoo ntawm Titanium Dioxide siv.

Ntxiv nrog rau cov xim dawb, Titanium Dioxide yog dav siv hauv lub teeb - xim txheej.

Cov ntawv thov uas muaj xws li:

• Architectural txheej
• Sab hauv thiab sab nrauv phab ntsa xim
• Muaj txheej txheej
• Hmoov txheej
• Automotive txheej
• Ntoo coatings
• Cov txheej txheem tiv thaiv
• Yas txheej
• Inks thiab lwm yam txheej txheej

Yog li ntawd, thaum yuav Titanium Dioxide, nws tsis txaus los nug txog purity xwb. Qhov kev thov zaum kawg ib puag ncig kuj yuav tsum tau xav txog.

Rau cov tuam txhab pleev xim, zais lub zog yog qhov ua tau zoo heev.

Xav tias cov xim phab ntsa dawb muaj lub zog zais tsis txaus. Tus neeg thov yuav tsum tau siv cov tsho loj ntxiv kom npog tag nrho cov xim substrate.

Qhov ntawd txhais tau tias siv xim ntau dua, ua haujlwm ntau dua, thiab siv sijhawm ntev dua.

High-Titanium Dioxide zoo tuaj yeem txhim kho txheej txheej opacity los ntawm nws lub teeb muaj zog- muaj peev xwm tawg.

Tshwj xeeb tshaj yog nyob rau hauv cov xim dawb thiab lub teeb - xim coatings, TiO₂ zoo tuaj yeem pab ua kom muaj qhov sib npaug zoo dua ntawm:

Dawb + Opacity + Tinting zog

Txawm li cas los xij, muaj ib qho tseem ceeb uas feem ntau tsis saib xyuas:

Kev zais lub zog tsis yog txiav txim siab los ntawm tus nqi ntawm Titanium Dioxide ntxiv.

Particle loj, particle loj tis, dispersion, kho nto, thiab tag nrho cov txheej txheem tuaj yeem cuam tshuam qhov kev ua haujlwm zais zaum kawg.

Yog li ntawd, tsuas yog nce TiO₂ loading yam tsis tau daws teeb meem dispersion tuaj yeem ua rau tus nqi nce ntxiv yam tsis muaj kev txhim kho qhov sib npaug ntawm qhov pom.

Qhov no yog ib qho ntawm cov lus nug feem ntau thaum nrhiav TiO₂.

Ob lub ntsiab siv lead ua feem ntau siv hauv kev lag luam coatings yog:

Rutile Titanium Dioxide

thiab

Anatase Titanium Dioxide.

Ob leeg yog TiO₂ tshuaj, tab sis lawv cov qauv siv lead ua sib txawv, ua rau muaj qhov sib txawv ntawm kev ua tau zoo.

Rutile Titanium Dioxide

Rutile feem ntau muaj qhov siab dua refractive Performance index thiab yog li ua tau zoo nyob rau hauv cov nqe lus ntawm kev zais lub zog thiab kho qhov muag.

Nws kuj feem ntau muaj kev tiv thaiv huab cua zoo dua, ua rau nws yog ib qho kev xaiv rau sab nrauv architectural coatings, industrial coatings, thiab lwm yam kev siv raug rau sab nraum zoov rau lub sij hawm ntev.

Anatase Titanium Dioxide

Anatase tuaj yeem muab cov xim dawb zoo thiab tuaj yeem muab tus nqi kom zoo dua hauv qee daim ntawv thov. Nws tseem muaj feem cuam tshuam rau qee cov xim sab hauv, tus nqi - cov txheej txheem rhiab heev, thiab lwm yam kev siv uas huab cua tsis zoo tsis yog qhov yuav tsum tau ua.

Yog li nws yuav yooj yim heev los hais tias "Rutile yeej ib txwm zoo dua Anatase."

Ib txoj hauv kev zoo dua los saib nws yog:

Cov ntawv thov sib txawv xav tau cov qib sib txawv ntawm TiO₂.

Yog tias koj cov khoom lag luam tau npaj rau lub sijhawm ntev - tawm sab nraum zoov, huab cua tiv thaiv feem ntau yuav yog qhov kev txiav txim siab loj. Yog tias cov txheej txheem feem ntau yog siv rau sab hauv tsev thiab tus nqi ntau dua, Anatase kuj tseem yog qhov kev xaiv tsim nyog.

Thaum yuav Titanium Dioxide, ntau lub tuam txhab txheej txheej tsom hnyav rau cov lus nug xws li:

"Lub whiteness siab npaum li cas?"

"TiO₂ cov ntsiab lus siab npaum li cas?"

"Tus nqi yog dab tsi?"

Tab sis lwm qhov teeb meem feem ntau tshwm sim thaum cov khoom nkag mus rau qhov tseeb ntau lawm:

Vim li cas ho tsis batch no disperse zoo li yav dhau los?

Yog tias titanium Dioxide particles agglomerate, lawv tuaj yeem cuam tshuam:

• Dawb
• zais lub zog
• Gloss
• Leveling
• Cia ruaj khov
• Qhov kawg txheej tsos

Yog li ntawd, rau cov tswv yim siv ntawmTitanium Dioxide hauv Paints, dispersion kev ua tau zoo yog qhov tseem ceeb heev.

Cov khoom lag luam zoo Titanium Dioxide yuav tsum tsis yog tsuas yog muaj qhov loj me me tab sis kuj yuav tsum muaj kev kho kom haum thiab zoo sib xws nrog cov kab ke tshwj xeeb.

Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov dej- cov coatings, siab -cov khoom coatings, thiab tej yam kev ua haujlwm siab - cov txheej txheem kev lag luam.

Ntau txheej txheej -qib Titanium Dioxide cov khoom lag luam tau raug kho saum npoo.

Cov txheej txheem kho saum npoo feem ntau suav nrog kev kho cov kab mob tsis zoo raws li cov ntaub ntawv xws li txhuas thiab silicon, nrog rau kev kho cov organic tsim los rau cov ntawv thov tshwj xeeb.

Ib lub hom phiaj tseem ceeb yog txhawm rau txhim kho TiO₂ kev ua tau zoo hauv cov txheej txheem txheej txheej, suav nrog:

• Dispersion
• Wetting
• Kev ruaj ntseg
• Huab cua tsis kam
• Compatibility nrog resin

Cov ntawv thov sib txawv muaj qhov sib txawv - kev kho mob.

Piv txwv li, sab nrauv architectural coatings yuav muab ntau dua rau cov huab cua tsis kam, thaum tej co coatings muaj tej zaum yuav tsom ntau rau dispersion, gloss, thiab kev ua tau zoo.

Yog li, txawm tias cov khoom lag luam uas tau sau npe ua Rutile Titanium Dioxide tuaj yeem ua qhov txawv ntawm cov qauv tsim.

Thaum cov txheej txheej raug tshav ntuj, nag, kub hloov, thiab lwm yam sab nraum zoov rau lub sijhawm ntev, huab cua tiv thaiv tseem ceeb heev.

UV hluav taws xob tsis tu ncua tuaj yeem cuam tshuam rau cov zaj duab xis txheej thiab nws thiaj li ua rau muaj teeb meem xws li kev hloov xim, chalking, thiab poob gloss.

Vim li no, sab nrauv architectural coatings, industrial tiv thaiv coatings, automotive coatings, thiab lwm yam engineering coatings feem ntau xyuam xim rau cov huab cua kev ua tau zoo ntawm Titanium Dioxide.

Vim tias nws cov qauv siv lead ua ruaj khov dua, Rutile Titanium Dioxide feem ntau tsim nyog dua Anatase rau txheej txheej txheej uas yuav tsum tau ua kom ntev -lub sij hawm sab nraum zoov.

Tau kawg, tag nrho cov huab cua tsis kam ntawm cov txheej tsis yog txiav txim los ntawm TiO₂ ib leeg.

Cov resin, additives, pigment system, zaj duab xis thickness, daim ntawv thov tej yam kev mob, thiab tiag tiag ib puag ncig tag nrho pab mus rau qhov kawg tshwm sim.

Yog li ntawd, thaum nrhiav TiO₂, nws yog qhov zoo dua los ntsuam xyuas cov xim raws li ib feem ntawm kev tsim kom tiav es tsis yog tsom rau ib qho kev qhia tshwj xeeb.

Qhov no tej zaum yuav zoo li ib lo lus nug yooj yim, tab sis nws yog ib qho cuab yeej cuab tam.

Qee tus neeg xav tias:

"Vim TiO₂ txhim kho qhov dawb thiab zais lub zog, ntxiv ntau yuav tsum zoo dua."

Hauv kev muaj tiag, qhov ntawd tsis yog qhov tseeb.

Thaum Titanium Dioxide nce mus txog ib qho concentration, qhov kev nce ntxiv yuav tsis muab kev txhim kho hauv kev zais lub zog.

Ib qho laj thawj yog vim li cas qhov sib txawv thiab kev sib cuam tshuam ntawm cov xim pigment hloov raws li cov xim concentration nce, uas tuaj yeem txo qhov ua tau zoo ntawm lub teeb tawg.

Nyob rau tib lub sijhawm, Titanium Dioxide feem ntau sawv cev rau ib feem tseem ceeb ntawm cov khoom siv raw ntawm cov xim pleev xim.

Yog li ntawd, formulators feem ntau tsom rau:

Yuav ua li cas peb thiaj ua tiav qhov opacity thiab whiteness uas tsim nyog TiO₂ loading?

Qhov no yog vim li cas dispersion technology thiab pigment ntim concentration yog qhov tseem ceeb hauv kev tsim cov xim.

Titanium Dioxide muaj ntau yam kev siv ntau yam.

Architectural Txheej

Qhov no yog ib qho ntawm cov ntawv thov loj.

Ob leeg sab hauv thiab sab nrauv phab ntsa dawb tuaj yeem siv TiO₂.

Cov txheej txheej sab nrauv feem ntau muab qhov tseem ceeb dua rau huab cua tsis kam thiab ntev ntev - xim ruaj khov.

Muaj Txheej Txheej

Titanium Dioxide kuj tau siv dav hauv txheej txheej rau cov khoom siv, steel qauv, tshuab, thiab ntau yam hlau.

Hauv cov ntawv thov no, cov tuam txhab lag luam yuav tsum sib npaug xim thiab zais lub zog nrog kev tiv thaiv corrosion, huab cua tsis kam, thiab kev ua haujlwm txhua yam.

Hmoov Txheej

Hauv cov xim dawb thiab lub teeb - xim hmoov txheej, Titanium Dioxide tuaj yeem ua kom muaj zog dawb thiab zais lub zog.

Nws dispersion nyob rau hauv cov hmoov txheej formulation tuaj yeem cuam tshuam qhov kawg txheej zoo li.

Automotive Txheej

Automotive coatings xav tau cov xim sib xws, gloss, thiab huab cua tsis kam, ua rau TiO₂ zoo thiab batch sib xws tseem ceeb tshwj xeeb.

Ntoo thiab Furniture Coatings

Cov txheej ntoo dawb, cov xim pleev xim rau rooj tog, thiab lwm yam xim txheej kuj tseem tuaj yeem siv Titanium Dioxide raws li kev tsim qauv.

Yog koj tab tom nrhiavTitanium Dioxide rau Xim, tsis txhob sib piv cov neeg muag khoom raws li lawv cov npe teev nqi xwb.

Yam tsawg kawg, nws tsim nyog saib cov hauv qab no.

TiO₂ Cov ntsiab lus

Qhov no yog ib qho kev qhia tshwj xeeb, tab sis nws tsis yog ib qho tseem ceeb.

Crystal Form

Paub meej tias cov khoom puas yog Rutile lossis Anatase thiab txiav txim siab seb nws puas haum rau daim ntawv thov zaum kawg.

Dawb

Qhov no ncaj qha cuam tshuam rau qhov pom kev pom ntawm lub txheej.

Nthuav Hwjchim

Qhov no yog qhov tseem ceeb tshwj xeeb rau cov xim dawb thiab lub teeb - xim xim.

Tinting zog

Tinting zog kuj tseem ceeb hauv cov xim -cov tshuab sib txuam.

Particle Size thiab Particle Size Distribution

Qhov loj me me uas tsim nyog tuaj yeem ua rau kev ua haujlwm kho qhov muag thiab dispersion.

Kev kho saum npoo

Kev kho deg sib txawv tuaj yeem cuam tshuam rau kev tawg, huab cua tsis kam, thiab kev sib raug zoo nrog cov resin.

Dispersion

Thaum twg ua tau, soj ntsuam kev sib cais los ntawm kev sim cov qauv tiag tiag es tsis yog tso siab rau qhov kev qhia tshwj xeeb.

Batch Consistency

Rau lub sijhawm ntev - kev yuav khoom ntau, batch- rau -batch sib xws yog feem ntau tseem ceeb tshaj tus nqi qis tshaj ntawm ib qho kev txiav txim.

Rau cov xim manufacturers, qhov no yog ib qho kev xav zoo heev.

Suppose A muab Titanium Dioxide ntawm tus nqi qis, tab sis cov khoom yuav tsum muaj kev thauj khoom ntau dua thiab muaj kev tawg tsis zoo. Cov chaw tsim tshuaj paus tej zaum yuav xav tau ntau dispersant los yog formulation kho.

Tus neeg muab khoom B tuaj yeem muab ntau dua -TiO₂ tus nqi, tab sis nws zoo dua zais lub zog thiab kev sib cais tso cai rau qis dua thiab ntau lawm ruaj khov.

Yog li qhov twg yog qhov ua tau pheej yig dua?

Koj tsis tuaj yeem teb tias tsuas yog los ntawm kev sib piv tus nqi ib tuj ntawm TiO₂.

Kev xam pom ntau dua yog:

TiO₂ nqi × qhov ntau npaum li cas + dispersion thiab ua cov nqi + tag nrho cov nqi tsim muaj ntsig txog cov khoom lag luam kawg.

Qhov no muab lub hauv paus muaj tseeb ntau dua rau kev sib piv txheej txheej -qib Titanium Dioxide cov neeg muab khoom.

Xaus

Los ntawm cov txheej txheem ua tau zoo- kev lag luam foundations, tus nqi ntawm Titanium Dioxide mus deb tshaj qhov tsuas yog "ua xim dawb."

Nws tuaj yeem cuam tshuam rau txheej txheejzais lub hwj chim, whiteness, xim kev ua tau zoo, dispersion, huab cua tsis kam, thiab zaum kawg tsos.

Cov khoom siv sib txawv kuj muaj TiO₂ sib txawv heev.

Cov xim pleev xim sab hauv phab ntsa tuaj yeem tsom ntau dua rau qhov dawb, opacity, thiab nqi. Sab nrauv architectural coatings feem ntau muab qhov tseem ceeb dua rau huab cua tsis kam. Cov txheej txheem muaj peev xwm ua tau qhov tseem ceeb ntawm kev tawg, kev ruaj ntseg, thiab kev ua haujlwm ntev -.

Yog li ntawd, thaum xaiv Titanium Dioxide, cov lus nug zoo tshaj plaws tsis yog yooj yim:

"TiO₂ twg yog tus dawb tshaj plaws?"

Ib lo lus nug zoo dua yog:

"Qhov twg TiO₂ yog qhov zoo tshaj plaws haum rau kuv cov xim pleev xim?"

Qhov no yog ib qho tseem ceeb tshaj plaws kev txiav txim siab thaum ntsuasTitanium Dioxide hauv Paints.

Rau cov tuam txhab pleev xim, cov khoom tsim TiO₂ tiag tiag yuav tsum muab qhov sib npaug ntawm qhov ua tau zookev ua tau zoo, kev ruaj ntseg, thiab tus nqi tsim.

Yog tias koj tab tom nrhiav txheej txheej -qib Titanium Dioxide, nws raug nquahu kom ua qhov me me - ntsuas kev ntsuas ua ntej muab qhov kev txiav txim loj. Sib piv cov qib sib txawv hauv koj cov khoom siv tiag tiag thiab cov qauv tsim feem ntau txhim khu kev qha ntau dua li kev sib piv cov ntsiab lus thiab cov nqi ib leeg.