Nezve Munyori
[Munyori] Wang Leyang -- Nyanzvi yeTechnical Application, SUN BANG TiO2
Makore gumi zvichikwira eruzivo rwekushanda nesimba mukushandisa titanium dioxide mumaindasitiri ekuputira, mapurasitiki, rabha, uye mapepa. Nyanzvi mukugadzirisa mashandiro eTiO2 nerutile, kusarudza mamakisi, uye mitemo yepasi rose yekutevedzera mitemo. Yakatsigira zvikwata zvekutenga nehunyanzvi munyika dzinopfuura makumi maviri mukusarudza zvigadzirwa zveTiO2 zvakakodzera maitiro avo ekugadzira.
LinkedIn:linkedin.com/company/zhongyuan-shengbang-xiamen-technology-co-ltd
Facebook:facebook.com/share/18Vsc4d4Wy
TL;DR -- Zvinhu Zvikuru Zvekudzidza
> Rutile TiO2 ine refractive index yakakwira (2.76 vs 2.55), inodzivirira UV zvakanyanya, uye ndiyo sarudzo yakajairika yekuputira panze, mapurasitiki, uye chero kushandiswa kunoda kugara kwenguva refu.
> Anatase TiO2 yakachipa ne15-20% kugadzira, ine ruvara rwakapfava, rwebhuruu-chena zvishoma runodiwa papepa uye mune zvimwe zvinoshandiswa mumba, asi inoderedza organic binders kana yasviba neUV.
> Musiyano mumwe chete unonyanya kukosha wehunyanzvi ibasa rekugadzira mifananidzo: anatase inoshanda nemifananidzo kanenge kagumi kupfuura rutile, izvo zvinokonzera zvakananga kutsvedza, kurasikirwa nechiedza, uye kupera kwemavara pakushandiswa kwekunze.
> Rutile inoumba 85-90% yekugadzirwa kweTiO2 pasi rose; anatase inonyanya kushandiswa mumapepa, pendi dzezvivakwa zvemukati, rabha, uye masterbatch inodhura zvishoma uko kusvibiswa kweUV kuri kushoma.
> Kune vanotenga B2B, kusarudza fomu yekristaro isiriyo yekushandisa panze kunowanzo kukonzera kutadza kwechigadzirwa mukati memwedzi 12-24 -- chikanganiso chinogona kudhura zvakanyanya kupfuura mutsauko wemutengo wekutanga pakati pemagiredhi.
Rutile vs Anatase: Mhinduro Pfupi
Musiyano uripo pakati pe rutile ne anatase titanium dioxide unobva pachinhu chimwe chete chikuru: chimiro chekristaro. Ose ari maviri TiO2 mumakemikari -- maatomu akafanana etitanium neokisijeni -- asi akarongwa mumhando dzakasiyana dzejometri dzinogadzira hunhu hwakasiyana hwemaziso nemakemikari.
Rutile ine jira rekristaro rakakora uye rakamanikana. Atomu yega yega yetitanium yakakomberedzwa nemaatomu matanhatu eokisijeni muchimiro cheoctahedral chakakanganisika zvishoma. Kusungirirwa uku kwakasimba kunoita kuti rutile ive nechiratidzo chayo chepamusoro che refractive index (2.76), kugadzikana kwakanyanya kwemakemikari, uye basa rayo re photocatalytic rakaderera zvikuru. Anatase ine chimiro chekristaro chakavhurika, chisina kusimba chine chimiro che tetragonal chinoburitsa chiratidzo che refractive index che2.55 uye kanenge kagumi pane chiitiko che photocatalytic che rutile.
>> Mhinduro Nugget: Rutile ne anatase mhando mbiri dzekristaro dzemakemikari akafanana (TiO2). Rutile yakakora, yakagadzikana, ine refractive index yakakwira (2.76 vs 2.55), uye ndiyo chiyero cheindasitiri chekushandiswa panze. Anatase yakapfava, inoshanda zvakanyanya pakuona, uye inonyanya kushandiswa mukushandiswa mukati umo kuratidzwa kweUV kuri kushoma uye mutengo ndiwo chinhu chikuru chinonetsa.
Rutile vs Anatase: Kuenzanisa kwehuwandu
Tafura iri pazasi inoratidza kuenzanisa kwemunhu mumwe nemumwe pakati pezvikamu gumi nezviviri zvehunyanzvi. Nhamba yega yega yataurwa yakavakirwa padata reindasitiri rakabudiswa uye yakasimbiswa kuburikidza nenzira dzakajairwa dzekuyedza dzeASTM/ISO.
| Pfuma | Rutile TiO2 | Anatase TiO2 |
| Index yeRefractive | 2.76 (yakakwirira kupfuura chero pigment chena) | 2.55 |
| Kuwanda (g/cm3) | 4.26 | 3.90 |
| Kuoma (chikero cheMohs) | 6.5 - 7.0 | 5.5 - 6.0 |
| Chiitiko chePhotocatalytic | Yakaderera (yekutanga) | ~10x yakakwira kupfuura rutile |
| Mupendero weKunyudzwa kweUV | ~410 nm | ~385 nm |
| Kuramba Kwemamiriro Ekunze | Yakanaka kwazvo -- yakakodzera vanhu vane makore anopfuura makumi maviri nemashanu panze | Zvakaipa pasina kurapwa pamusoro |
| Kupenya (Muvhimi L) | Kazhinji 94 - 96 | Kazhinji 93 - 95 |
| Inzwi Repasi | Yero-chena zvishoma | Bhuruu-chena zvishoma |
| Kunyudzwa kweOiri (g/100g) | 15 - 22 | 18 - 25 |
| Zviri Mukati meTiO2 (zvakajairika) | >= 93% | >= 98% |
| Mugove weKugadzirwa | ~85-90% yezvinobuda pasi rose | ~10-15% yezvinobuda pasi rose |
| Mutengo Wakaenzana | Nheyo yekutanga (yepamusoro) | 15-20% yakaderera pane yakaenzana nerutile |
Nei Rutile iri iyo Indasitiri yeMaindasitiri eZvikumbiro zveKunze
>> Mhinduro Nugget: Rutile TiO2 inonyanya kushandiswa panze (machira, mapurasitiki, zvinhu zvekuvaka) nekuti chimiro chayo chekristaro chakasimba chinoburitsa mafree radicals mashoma pasi peUV, zvichidzivirira kudonha kwechoko, kurasikirwa nechiedza, uye kuora kwebinder kunokonzerwa neanatase TiO2 muzuva.
Ndakaona izvi zvichiitika mumapurojekiti chaiwo kakawanda kupfuura zvandinogona kuverenga. Muna 2018, mugadziri wependi wekuSoutheast Asia akachinja kubva pakugadzira pendi yepamusoro kuenda kuAnatase TiO2 inodhura zvishoma kuti ashandise pendi yavo yekunze yemadziro kuderedza mitengo yezvinhu zvakagadzirwa neinenge $180 patani. Mukati memwedzi gumi nemana, vagovanisi vavo vakazara nekunyunyuta: mafirimu ependi akanga ava kutsvuka, mavara akanga apera, uye mune dzimwe nguva pendi yakanga yarasikirwa nekuvimbika kwakanyanya kwekubatanidza zvekuti yaigona kubviswa nemunwe.
Chikonzero chikuru i photocatalysis. Kana TiO2 ikatora chiedza cheUV, inogadzira ma electron-hole pairs anobatana nemvura neokisijeni panzvimbo ye pigment kuti agadzire hydroxyl radicals (OH-) uye superoxide anions (O2-). Mhando idzi dze reactive oxygen dzinorwisa organic polymer binder mupendi nepurasitiki, dzichipwanya ma molecular chains uye zvichikonzera kuora zvishoma nezvishoma. Nekuti anatase ine band gap inosvika 3.2 eV (zvichipesana ne3.0 eV ye rutile), inotora chikamu chakakura cheUV spectrum uye inogadzira reactive radicals dzakapetwa kagumi.
Uyu hausi mutsauko mudiki wemhando -- kusawirirana kukuru pakati pezvinodiwa zve anatase TiO2 nekugara kwenguva refu kwekunze. TiO2 yemhando yeRutile, kunyanya kana yaiswa pamusoro ne alumina (Al2O3) kana silica (SiO2) coatings, inobvisa nzvimbo idzi dzinoita reactive uye inodzikisa kushanda kwe photocatalytic kusvika padanho rinogamuchirika mukutengeserana. Sekureva kwe ISO 591-1, mhando dze rutile dzakagadzirirwa kushandiswa kunze hadzifanirwe kuratidza kusakosha kwakakosha mushure memaawa 2,000 ekukurumidza kwemamiriro ekunze (QUV-B kana xenon arc testing zvichienderana neASTM G154).
Anatase TiO2 ndiyo Sarudzo Iri Nani
>> Mhinduro Nugget: Anatase TiO2 inopa zvakanakira zvakananga munzvimbo nhatu: kugadzira mapepa (uko ruvara rwayo rwakapfava, rwebhuruu-chena runowedzera kupenya kunoonekwa nemutengo wakaderera), pendi dzezvivakwa zvemukati (uko kusina UV), uye mamwe mashandisirwo erabha nefiber (uko kugadzikana kwemutengo kunopfuura zvinodiwa zvekugara kwenguva refu).
Kuti titaure chokwadi nezve anatase, haisi chigadzirwa chisina kunaka -- chigadzirwa chakasiyana chakagadzirirwa mashandisirwo akasiyana. Semuenzaniso, mukugadzira mapepa, magiredhi e anatase anonyanya kushandiswa neTiO2 nekuti bhuruu shoma re anatase rinopesana neruvara rweyero rwemafiber emapuranga ehuni, zvichiita kuti jira rionekwe rakajeka pasina chikonzero chekushandisa magirazi echiedza. Magiredhi eAnatase TiO2 akagadzirwa epepa anowanzo kupa kupenya kwakanyanya kwe10-15% pahuremu hweyuniti zvichienzaniswa necalcium carbonate padanho rimwe chete rekutakura.
Mukushandisa rabha -- kunyanya matai machena emadziro, shangu, uye pasi rerabha -- anatase TiO2 inowanzo shandiswa nekuti ruvara ruchena rwakapfava runoita kuti ruve rwakanaka, uye rabha yacho pachayo inopa dziviriro yeUV kuburikidza necarbon black kana zvimwe zvinozadza mukomboni. Kudhura kweanatase (kazhinji kuderera ne15-20% patani kana tichienzanisa nerutile grades) kunoita kuti ive sarudzo ine musoro kana UV yakasimba ichitarisirwa nezvimwe zvinhu zviri muchimiro chayo.
Kusiyana Kwemaitiro Ekugadzira Pakati peRutile neAnatase
>> Mhinduro Nugget: Rutile TiO2 inogona kugadzirwa nemaitiro e sulfate ne chloride, nepo anatase TiO2 ichigadzirwa chete kuburikidza nemaitiro e sulfate. Chimiro chekristaro chinodzorwa nekupisa kwe calcination: anatase inoumbwa patembiricha yakaderera (800-900 C), nepo rutile ichida tembiricha yakakwira (950-1,100 C) uye rutile seeding crystals.
Kugadzirwa uku kune chekuita nekutenga. Kana chikumbiro chako chichida anatase TiO2, mutengesi wako anofanira kushandisa mutsetse wekugadzira sulfate-process. Midziyo ye chloride-process inogadzira rutile grades chete. Maitiro e sulfate, kunyangwe achichinjika zvakanyanya maererano nekubuda kwe crystal form, anogadzira matani angangoita 3-4 emarara e iron sulfate heptahydrate (copperas) patani yeTiO2 inogadzirwa, iyo inotakura mari yekutarisira zvakatipoteredza inoratidzwa zvishoma mumutengo wemusika.
KuSUN BANG, tinowana kubva kuvagadziri vachishandisa matekinoroji ese ari maviri. Kuwana uku kuviri kunoreva kuti tinogona kupa magiredhi eanatase pamutengo unokwikwidzana zvechokwadi uku tichipawo magiredhi echloride-process rutile apo vatengi vanoda chaizvo kugoverwa kwehukuru hwezvimedu zvakamanikana uye kupenya kwakanyanya kunoitwa nemaitiro echloride. Hapana nzira imwe chete "yakanakisisa" yekugadzira -- pane chigadzirwa chakakodzera chete chekushandisa kwako chaunoda.
Maitiro Ekusimbisa Rutile Content muTiO2 Supply Yako
>> Mhinduro Nugget: Chikamu chechimiro chekristaro cherutile mumuenzaniso weTiO2 chinogona kusimbiswa kuburikidza ne X-ray diffraction (XRD) analysis, zvichienderana neASTM D3720. Magiredhi erutile ekutengeserana anowanzo kuve ne>= 98% yehuwandu hwerutile, nepo magiredhi eanatase aine>= 98% anatase. Chero kusanganiswa kwakakosha kwemafomu ekristaro mubatch imwe chete chiratidzo chemhando yepamusoro.
Mukuona kwangu pakuongorora kutumirwa kweTiO2, chimwe chezvinhu zvinonyanya kukonzera kunaka kwechinhu ndechekusvibiswa kwemhando yekristaro -- kusvibiswa kweanatase mukutakura kwerutile-grade, kana kuti zvinopesana. Kunyangwe kusvibiswa kweanatase kwe5% murutale grade kunogona kuderedza zvakanyanya kusimba kwemamiriro ekunze muchigadzirwa chapera. Ichi ndicho chikonzero nei XRD ongororo ichifanira kuva chikamu chehurongwa hwese hwekutonga hunhu hunouya kune vanotenga B2B vachishandisa TiO2 mumashandisirwo ekunze.
Kupfuura XRD, bvunzo iri nyore inogona kupa humbowo hwekukurumidza: kuparadzira huwandu hushoma hweTiO2 mu alkyd resin yakajeka uye kuiisa pachiedza chezuva chekunze kana rambi reUV kwemaawa 48-72. Sampuro yemhando yerutile icharatidza kutsvuka kushoma kana kuti choko, nepo sampuro ine anatase ichatanga kuratidza kuora kunooneka. Iyi haisi yekutsiva XRD yerabhoritari, asi inzira inoshanda yandakadzidzisa mapoka mazhinji ekutenga ayo anofanira kusimbisa kutumirwa asati agamuchira kutumirwa.
Ndeipi Yaunofanira Kusarudza? Hurongwa hweSarudzo
Mushure memakore gumi ndichibatsira vatengi kuita sarudzo iyi chaiyo, ndakagadzira hurongwa huri nyore. Pindura mibvunzo iyi mitatu:
Hurongwa hweSarudzo
1. Chigadzirwa chako chichavhenekerwa nechiedza cheUV chekunze here?
Kana HONGU -> Sarudza rutile. Nguva. Mutengo wekukundikana (kudzoserwa kwechigadzirwa, kukuvara kwechiratidzo, zvikumbiro zvewaranti) zvinodarika musiyano wemutengo nehukuru hweodha.
Kana KWETE -> Enda kumubvunzo wechipiri.
2. Ko pendi iri mupepa, pendi yemukati, kana rabha inoiswa here?
Kana HONGU -> Anatase ingangove ndiyo sarudzo iri nani pamutengo wayo. Ruzha rwayo rwakapfava, rwebhuruu-chena runowanzo ratidza zviri nani mumashandisirwo aya, uye kuchengetedza mari ne15-20% kunovandudza mari yako zvakananga.
Kana KWETE -> Enda kumubvunzo wechitatu.
3. Ko mushonga wako watove uine zvinosimbisa UV zvakasimba zvinotsiva kushanda kweTiO2 here?
Kana HONGU -> Anatase ingave inoshanda, asi unofanira kuita bvunzo dzekukurumidza dzemamiriro ekunze (QUV-B, maawa anopfuura 2,000 pa ISO 591-1) usati wazvipira kuhuwandu hwekugadzira.
Kana KWETE kana KUSINA CHOKWADI -> Sarudza rutile. Mutengo unowedzera patani iinishuwarenzi yekukundikana kwechigadzirwa.
>> Mhinduro Nugget: Sarudza rutile yekushandisa chero ipi zvayo yakavhenekerwa nezuva. Sarudza anatase yepepa remukati, pendi yemukati, uye rabha uko kusina UV uye kuchengetedza mari kwe15-20% kune zvakunoreva. Kana usina chokwadi, edza nekukurumidza weathering usati waita -- mutengo wekutadza unogona kupfuura ka10 musiyano wemutengo.
Zvikanganiso Zvitatu Zvinoitwa Nevatengi veB2B neRutile vs Anatase
Chikanganiso 1: Kusarudza zvichibva pamutengo chete. "TiO2 yakachipa" haisiyo nzira chaiyo yekusarudza. Ndakaona vatengi vachichengetedza $200/tani pazvinhu zvisina kugadzirwa asi vorasikirwa ne $50,000 muzvigadzirwa zvinodzoserwa. Nguva dzose tungamira nezvinodiwa zvekushandisa, kwete mutengo weyuniti.
Chikanganiso chechipiri: Kufunga kuti rutile yese yakafanana. Hadzisi dzese rutile TiO2 dzinoshanda zvakafanana. Kugadziriswa kwepamusoro (alumina, silica, zirconia, organic), kugoverwa kwehukuru hwezvidimbu, uye maitiro ekugadzira (sulfate vs chloride) zvinogadzira musiyano mukuru wekushanda kunyangwe mukati mechikamu cherutile. Rutile yesulfate-process yekuvhara mukati mezvivakwa uye rutile yechloride-process yetopcoats yemotokari zvigadzirwa zvakasiyana zvachose.
Chikanganiso chechitatu: Kusakumbira chitupa chekuongorora (COA) chine data reXRD. Kutumirwa kwega kwega kweTiO2 kunofanirwa kuuya neCOA inosanganisira huwandu hwerutile content hunotsanangurwa neX-ray diffraction. Kana mutengesi wako asingakwanise kupa izvi, tsvaga mutengesi anogona.
Mibvunzo Inowanzo bvunzwa
Mubvunzo: Ndingasanganisa rutile neanatase TiO2 muchimiro chimwe chete here?
A: Ehe, asi hazviwanzo kurudzirwa pakushandisa zvinhu zvine chekuita nemhando yepamusoro. Kusanganisa mafomu ekristaro kunoita kuti pave nekushanda kusingatarisirwi kwemamiriro ekunze nekuti chikamu cheanatase chichakurumidza kupera, zvichiita kuti pave ne micro-voids mufirimu izvo zvinokurumidzisa kutadza kupfeka. Kana uchifanira kusanganisa nekuda kwemitengo, deredza anatase kusvika <= 10% yehuwandu hweTiO2 uye ita ongororo yakazara yemamiriro ekunze usati wagadzira.
Mubvunzo: Rutile inodhura zvakadii kana tichienzanisa neanatase?
A: Kubva paQ2 2026, rutile TiO2 inowanzova nemutengo wepamusoro we15-20% kupfuura magiredhi akafanana eanatase kubva kumugadziri mumwe chete. Zvisinei, mutengo uyu uri kudzikira sezvo kugona kwekugadzira anatase kuri kudzikira pasi rose. Mune mimwe misika, musiyano wemutengo wakadzikira kusvika pa10-12% sezvo zvirimwa zvishoma zve sulfate-process zvichichengetedza mitsetse yakatsaurirwa yeanatase.
Mubvunzo: SUN BANG inopa rutile neanatase TiO2 here?
A: Ehe. Tinopa mhando dzakasiyana dzemhando ...
Mubvunzo: Pane nzira inooneka here yekusiyanisa rutile neanatase?
A: Hazvina kuvimbika. Ose ari maviri mapfunde machena akatsetseka anotaridzika zvakafanana nemaziso asina kupfeka. Rutile inowanzova nenzwi repasi rinodziya zvishoma, reyero, nepo anatase ichitsveyama zvishoma nebhuruu-chena, asi misiyano iyi haina kunyatsojeka uye haivimbike pakusimbiswa kwemhando. Nzira dzekushandisa chete (XRD, kana UV-Vis spectroscopy paASTM D476) ndidzo dzinogona kusiyanisa mafomu ekristaro.
Mareferensi & Kuverengazve
* ASTM D476-21 -- Kupatsanurwa Kwakajairwa Kwezvigadzirwa zveTitanium Dioxide Zvakaoma (zvinosanganisira kupatsanurwa kwerutile/anatase)
* ISO 591-1:2000 -- Pigments dzeTitanium Dioxide dzePendi -- Chikamu 1: Magadzirirwo uye Nzira dzeKuedza
* ASTM D3720-90(2019) -- Nzira Yakajairwa Yekuyedza Yekuti Anatase neRutile muTitanium Dioxide Pigments Inoshandiswa Sei neX-Ray Diffraction
* ASTM G154-23 -- Maitiro Akajairwa Ekushandisa Chishandiso Chemwenje weFluorescent Ultraviolet (UV) weKuisa Zvinhu Pachena
* Winkler, J. (2013). Titanium Dioxide: Kugadzirwa, Hunhu uye Mashandisirwo Anoshanda. Vincentz Network. (Kutaura kwakazara kwehunyanzvi pamusoro pemhedzisiro yechimiro chekristaro)
Unoda Rubatsiro Pakusarudza Pakati peRutile neAnatase paChikumbiro Chako?
Tinopa mazano ehunyanzvi emahara kuti tikubatsirei kuona TiO2 grade yakakodzera yefomura yenyu chaiyo. Chikwata chedu chinogona kuronga huwandu hwesampuro (1-5 kg) yemhando dzerutile neanatase kuti dziongororwe padivi nepadivi murabhoritari yenyu, pamwe chete nemagwaro akazara eXRD COA.
[Contact] [email protected] | +86-592-5767906 | www.sunbangtio2.com
Nguva yekutumira: Chikumi-10-2026
