![[Daim Ntawv Luam] Bismuth (III) oxide (Bi2O3) hmoov 99.999% cov hlau tsis muaj kab hauv paus Featured Duab](https://cdnus.globalso.com/um-material/bd2b81b5d7757f3b8c4d6052d1ef74a3_small.jpg)
[Daim Ntawv Luam] Bismuth (III) oxide (Bi2O3) hmoov 99.999% cov hlau tsis muaj kab
| Bismuth Trioxide |
| Lub npe: Bismuth Oxide |
| 【CAS】1304-76-3 |
Cov Khoom
Bi2O3 Molecular Luj: 465.96; Hmoov siv lead ua daj ntawm monoclinic crystal system; Qhov hnyav sib piv: 8.9; Boiling point: 1,900 ℃. Melting point: 820 ℃. Yaj hauv kua qaub; tsis yaj hauv dej lossis dej qab zib. Tsuas yog qhov no, cov ntawv ceeb toom txog Bi2O, BiO, Bi2O, 2.7 ～ 2.8, Bi2O4, Bi3O5 thiab Bi2O6 tsis tau lees paub tias yog cov nyiaj qiv ntshiab.
Cov Lus Qhia Txog Bismuth Trioxide Uas Muaj Peev Xwm Siab
| Hom | Qib | Bi2O3≥ (%) | Cov Khoom Txawv Teb Chaws (wt.%) | ||||||||
| Poob Ntawm Lub Teeb Ci | Cov hlau alkaline thiab cov hlau alkaline hauv ntiaj teb | SO4 | Cov khoom tsis yaj hauv nitric acid | Cl | N | Fe | As | Cu | |||
| UMBTAP99 | Kev Tshawb Fawb Pure | 99.0 | 1.0 | 0.05 | 0.01 | 0.005 | 0.005 | 0.003 | 0.002 | 0.001 | tsim nyog |
| UMBTCP98 | Tshuaj lom neeg ntshiab | 98.0 | 1.0 | 0.1 | 0.05 | 0.01 | 0.01 | 0.05 | 0.005 | 0.005 | tsim nyog |
Bismuth oxide (Bi2O3) siv rau dab tsi?
Bismuth oxide (Bi₂O₃)yog qhov tseem ceeb tshaj plaws hauv kev lag luam thiab siv dav dav bismuth oxide. Raws li cov khoom siv ua haujlwm zoo rau ib puag ncig nrog kev ua tau zoo tshwj xeeb, nws cov khoom siv kho qhov muag, hluav taws xob, thiab tshuaj lom neeg ua rau nws yog qhov tseem ceeb rau kev tsim khoom niaj hnub thiab kev tsim kho tshiab.
Cov cheeb tsam tseem ceeb ntawm daim ntawv thov
1. Cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob
Ua ib qho khoom siv tseem ceeb, bismuth oxide yog ib qho khoom siv tseem ceeb rau kev tsim ntau yam khoom siv hluav taws xob siab heev.
- Dielectric capacitors: Cov capacitors ceramic dielectric siv los tsim cov capacitors dielectric siab tas li yog cov khoom tseem ceeb hauv cov khoom siv hluav taws xob, cov khoom siv sib txuas lus thiab lwm yam teb.
- Piezoelectric thiab varistor ceramics: Siv los npaj piezoelectric ceramics (sensors, transducers) thiab zinc oxide varistors (kev tiv thaiv Circuit Court), nrog kev ua haujlwm ruaj khov thiab txhim khu kev qha.
- Cov khoom siv ceramics uas kub tsawg (LTCC): Ua ib qho khoom pab sintering zoo heev, nws txo qhov kub sintering thiab siv dav hauv cov ntim khoom me me thiab cov khoom siv ntau txheej.
2. Cov iav ua los ntawm cov av nplaum thiab cov iav tshwj xeeb
Bismuth oxide yog cov khoom siv zoo tshaj plaws rau kev ua tiav kev kho qhov chaw zoo thiab kev ua haujlwm pom kev zoo.
- Cov kua nplaum uas tsis muaj hmoov txhuas zoo rau ib puag ncig: Ua ib qho kev hloov pauv zoo tagnrho rau cov hmoov txhuas oxide, nws yog siv los npaj cov kua nplaum ceramic uas tsis muaj hmoov txhuas, muab cov khoom zoo heev rau qhov dawb, ci ntsa iab thiab cov xim.
- Iav kho qhov muag: Nws yog ib qho tseem ceeb ntawm qee hom iav kho qhov muag thiab iav tiv thaiv hluav taws xob nuclear, nrog cov ntsuas refractive siab thiab cov khoom tiv thaiv.
3. Cov ntaub ntawv sib xyaw ua ke ntawm Polymer thiab cov ntawv thov tiv thaiv hluav taws
Bismuth oxide muab cov kev daws teeb meem ua haujlwm zoo thiab zoo rau ib puag ncig rau cov khoom polymer.
- Kev tiv thaiv hluav taws thiab kev tswj pa luam yeeb: Ua ib qho tshuaj tiv thaiv hluav taws zoo heev, nws yog siv dav hauv roj hmab, yas, tshuaj pleev xim thiab kua mem, txhim kho qib kev nyab xeeb hluav taws ntawm cov ntaub ntawv thiab txo cov pa luam yeeb.
- Daim ntawv tshwj xeeb: Siv los tsim cov ntaub ntawv tshwj xeeb xws li daim ntawv tiv hluav taws thiab cov fiber tiv hluav taws, tsim nyog rau kev rwb thaiv hluav taws xob zoo thiab kev nyab xeeb hluav taws.
4. Cov tshuaj synthesis thiab cov tshuaj precursors
Bismuth oxide yog cov khoom siv tseem ceeb rau kev tsim cov tshuaj bismuth muaj nqis siab, thiab nws txoj haujlwm hauv cov saw hlau kev lag luam yog qhov tseem ceeb heev.
- Kev tsim cov ntsev Bismuth: Ua ib qho ua ntej, nws yog siv los npaj ntau yam ntsev bismuth xws li bismuth nitrate thiab bismuth citrate.
- Kev lag luam tshuaj: Cov ntsev bismuth no yog cov khoom siv tseem ceeb rau kev npaj cov tshuaj kho mob plab (xws li potassium bismuth citrate) thiab cov tshuaj siv sab nraud.
5. Kev tshuaj xyuas thiab kev sim niaj hnub
Bismuth oxide ua lub luag haujlwm tseem ceeb hauv kev tshuaj xyuas qhov tseeb.
- Kev ntsuam xyuas hluav taws: Nws tau dhau los ua cov khoom tseem ceeb ntawm cov dej ntws siv hauv kev tshuaj xyuas cov khoom siv rau kev tshuaj xyuas cov hlau muaj nqis (xws li kub thiab nyiaj), uas tuaj yeem ntes tau thiab nplua nuj cov hlau muaj nqis thiab xyuas kom meej qhov tseeb ntawm kev tshuaj xyuas.
- Cov tshuaj reagents: Raws li cov tshuaj reagents ntshiab, lawv siv rau kev tshuaj xyuas hauv chaw kuaj mob thiab kev kuaj pom ntau.
---
