Uhlobo Oluhle

Uhlobo Oluhle

Uhlobo Oluhle

Incazelo emfushane:

I-titanium dioxide iyinto eluhlaza yamakhemikhali angaphili, esetshenziswa kabanzi ekukhiqizweni kwezimboni njengezembozo, amapulasitiki, irabha, ukwenza iphepha, uyinki wokunyathelisa, imicu yamakhemikhali, kanye nezimonyo. I-titanium dioxide inezinhlobo ezimbili zekristalu: i-rutile kanye ne-anatase. I-rutile titanium dioxide, okungukuthi, i-titanium dioxide yohlobo lwe-R; i-anatase titanium dioxide, okungukuthi, i-titanium dioxide yohlobo lwe-A.
I-Rutile titanium dioxide inezakhiwo ezinhle kakhulu njengokumelana nokushisa okuphezulu, ukumelana nokushisa okuphansi, ukumelana nokugqwala, amandla aphezulu, kanye namandla adonsela phansi amancane. Uma iqhathaniswa ne-anatase titanium dioxide, inokumelana nesimo sezulu okuphezulu kanye nomsebenzi ongcono we-photooxidative. Uhlobo lwe-Rutile (uhlobo lwe-R) lunobuningi obungu-4.26g/cm3 kanye ne-refractive index engu-2.72. I-titanium dioxide yohlobo lwe-R inezici zokumelana nesimo sezulu okuhle, ukumelana namanzi futhi akulula ukuphenduka ophuzi. I-Rutile titanium dioxide inezinzuzo eziningi ekusetshenzisweni okuhlukahlukene. Isibonelo, ngenxa yesakhiwo sayo, umbala ewukhiqizayo uzinzile kakhulu ngombala futhi kulula ukuwufaka umbala. Inekhono elinamandla lokufaka umbala futhi ayilimazi indawo engaphezulu. Faka umbala ophakathi, futhi umbala ukhanya, akulula ukuwufiphaza.


Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Inkambu yohlelo lokusebenza

I-titanium dioxide ayisetshenziswa nje kuphela njengombala embonini yerabha, kodwa futhi inemisebenzi yokuqinisa, ukulwa nokuguga kanye nokugcwalisa. Ukwengeza i-titanium dioxide emikhiqizweni yerabha neyepulasitiki, ngaphansi kokukhanya kwelanga, imelana nokukhanya kwelanga, ayiqhekeki, ayishintshi umbala, inobude obuphezulu kanye nokumelana ne-asidi ne-alkali. I-titanium dioxide yerabha isetshenziswa kakhulu emathayini ezimoto, ezicathulweni zerabha, phansi kwerabha, emagilavu, emishinini yezemidlalo, njll., futhi ngokuvamile i-anatase uhlobo oluyinhloko. Kodwa-ke, ekukhiqizweni kwamathayini ezimoto, inani elithile lemikhiqizo ye-rutile livame ukungezwa ukuthuthukisa amakhono okulwa ne-ozone kanye nokulwa ne-ultraviolet.

I-titanium dioxide nayo isetshenziswa kabanzi ezimonyweni. Ngenxa yokuthi i-titanium dioxide ayinabo ubuthi futhi ingcono kakhulu kune-lead white, cishe zonke izinhlobo zephunga elimnandi zisebenzisa i-titanium dioxide ukuze zithathe indawo ye-lead white kanye ne-zinc white. Kuphela u-5%-8% we-titanium dioxide ongezwa ku-powder ukuze uthole umbala omhlophe ohlala njalo, okwenza iphunga libe mnandi kakhulu, linamathele, limuncwe futhi likwazi ukumboza. I-titanium dioxide inganciphisa umuzwa wamafutha nokubonakala ku-gouache kanye nokhilimu obandayo. I-titanium dioxide isetshenziswa nakwezinye izinhlobo zamaphunga, ama-sunscreen, ama-soap flakes, insipho emhlophe kanye ne-toothpaste.

Imboni yezingubo zokugqoka: Izingubo zokugqoka zihlukaniswe ngezingubo zokugqoka zezimboni kanye nezezakhiwo. Ngokuthuthuka kwemboni yokwakha kanye nemboni yezimoto, isidingo se-titanium dioxide sikhula usuku nosuku, ikakhulukazi uhlobo lwe-rutile.

I-enamel eyenziwe nge-titanium dioxide inokucaca okunamandla, isisindo esincane, ukumelana okunamandla komthelela, izakhiwo ezinhle zemishini, imibala ekhanyayo, futhi akulula ukuyingcolisa. I-titanium dioxide yokudla nemithi iyi-titanium dioxide enokuhlanzeka okuphezulu, okuqukethwe kwensimbi esindayo okuphansi kanye namandla okufihla aqinile.

imininingwane yemikhiqizo

Igama Lesampula I-titanium dioxide ethambile (Imodeli) R-930
Inombolo Yethagethi ye-GB 1250 Indlela yokukhiqiza Indlela ye-sulfuric acid
Iphrojekthi yokuqapha
inombolo yomkhiqizo I-TIEM ISICELO UMPHUMELA Ukwahlulela
1 Okuqukethwe kwe-Tio2 ≥94 95.1 Abafanelekile
2 Okuqukethwe kwekristalu e-Rutile ≥95 96.7 Abafanelekile
3 Amandla okushintsha kombala (uma kuqhathaniswa nesampula) 106 110 Abafanelekile
4 Ukumuncwa kwamafutha ≤ 21 19 Abafanelekile
5 Inani le-PH lokumiswa kwamanzi 6.5-8.0 7.41 Abafanelekile
6 Izinto zihwamuke ku-105C (lapho zihlolwa) ≤0.5 0.31 Abafanelekile
7 Usayizi wezinhlayiya omaphakathi ≤0.35um 0.3 Abafanelekile
9 Okuqukethwe okuncibilikayo emanzini ≤0.4 0.31 Ifanelekile
10 Ukuhlakazeka ≤16 15 Abafanelekile
] 11 Ukukhanya, L ≥95 97 Abafanelekile
12 Amandla okufihla ≤45 41 Abafanelekile

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