JPH0476327B2 - - Google Patents
Info
- Publication number
- JPH0476327B2 JPH0476327B2 JP23828487A JP23828487A JPH0476327B2 JP H0476327 B2 JPH0476327 B2 JP H0476327B2 JP 23828487 A JP23828487 A JP 23828487A JP 23828487 A JP23828487 A JP 23828487A JP H0476327 B2 JPH0476327 B2 JP H0476327B2
- Authority
- JP
- Japan
- Prior art keywords
- tellurium
- tellurium dioxide
- purity
- producing high
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- LAJZODKXOMJMPK-UHFFFAOYSA-N tellurium dioxide Chemical compound O=[Te]=O LAJZODKXOMJMPK-UHFFFAOYSA-N 0.000 claims description 52
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 19
- 229910052714 tellurium Inorganic materials 0.000 claims description 18
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 16
- 229910017604 nitric acid Inorganic materials 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 150000001447 alkali salts Chemical class 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000005070 ripening Effects 0.000 claims description 7
- 230000032683 aging Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 150000003498 tellurium compounds Chemical class 0.000 claims description 4
- 239000000843 powder Substances 0.000 description 15
- 239000011669 selenium Substances 0.000 description 15
- 238000002474 experimental method Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000013078 crystal Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000002994 raw material Substances 0.000 description 9
- 239000012535 impurity Substances 0.000 description 8
- 229910002651 NO3 Inorganic materials 0.000 description 6
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910021642 ultra pure water Inorganic materials 0.000 description 2
- 239000012498 ultrapure water Substances 0.000 description 2
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000004677 spark ionization mass spectrometry Methods 0.000 description 1
- -1 tellurium dioxide Chemical class 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23828487A JPS6479006A (en) | 1987-09-22 | 1987-09-22 | Production of tellurium dioxide having high purity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23828487A JPS6479006A (en) | 1987-09-22 | 1987-09-22 | Production of tellurium dioxide having high purity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6479006A JPS6479006A (en) | 1989-03-24 |
| JPH0476327B2 true JPH0476327B2 (forum.php) | 1992-12-03 |
Family
ID=17027903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23828487A Granted JPS6479006A (en) | 1987-09-22 | 1987-09-22 | Production of tellurium dioxide having high purity |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6479006A (forum.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082142A (zh) * | 2016-06-12 | 2016-11-09 | 四川鑫炬矿业资源开发股份有限公司 | 一种5n高纯二氧化碲粉末的制备方法 |
-
1987
- 1987-09-22 JP JP23828487A patent/JPS6479006A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6479006A (en) | 1989-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |