DD246679A3 - Verfahren zur abtrennung von dichtmaterial und darin eingeschlossenem graphit von synthesediamanten - Google Patents
Verfahren zur abtrennung von dichtmaterial und darin eingeschlossenem graphit von synthesediamanten Download PDFInfo
- Publication number
- DD246679A3 DD246679A3 DD27320485A DD27320485A DD246679A3 DD 246679 A3 DD246679 A3 DD 246679A3 DD 27320485 A DD27320485 A DD 27320485A DD 27320485 A DD27320485 A DD 27320485A DD 246679 A3 DD246679 A3 DD 246679A3
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- treatment
- hydrofluoric acid
- diamonds
- sealing material
- aluminosilicates
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000010432 diamond Substances 0.000 title claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 9
- 239000010439 graphite Substances 0.000 title claims abstract description 9
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 title description 5
- 238000003786 synthesis reaction Methods 0.000 title description 5
- 239000003566 sealing material Substances 0.000 title 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910000323 aluminium silicate Inorganic materials 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- 238000010306 acid treatment Methods 0.000 claims description 6
- 239000007800 oxidant agent Substances 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000009835 boiling Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 2
- 229910021538 borax Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- 235000010339 sodium tetraborate Nutrition 0.000 description 2
- 239000004328 sodium tetraborate Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004131 Bayer process Methods 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- IJKVHSBPTUYDLN-UHFFFAOYSA-N dihydroxy(oxo)silane Chemical compound O[Si](O)=O IJKVHSBPTUYDLN-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Carbon And Carbon Compounds (AREA)
- Securing Of Glass Panes Or The Like (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD27320485A DD246679A3 (de) | 1985-02-12 | 1985-02-12 | Verfahren zur abtrennung von dichtmaterial und darin eingeschlossenem graphit von synthesediamanten |
| CS858120A CS260997B1 (en) | 1985-02-12 | 1985-11-12 | Method of careful separating aluminosilicates and in them contained graphite from synthetic diamonds |
| BG7239085A BG47550A1 (en) | 1985-02-12 | 1985-11-15 | Method for separating of binding material and graphite inclosions therein from synthetic diamonds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD27320485A DD246679A3 (de) | 1985-02-12 | 1985-02-12 | Verfahren zur abtrennung von dichtmaterial und darin eingeschlossenem graphit von synthesediamanten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD246679A3 true DD246679A3 (de) | 1987-06-17 |
Family
ID=5565311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD27320485A DD246679A3 (de) | 1985-02-12 | 1985-02-12 | Verfahren zur abtrennung von dichtmaterial und darin eingeschlossenem graphit von synthesediamanten |
Country Status (3)
| Country | Link |
|---|---|
| BG (1) | BG47550A1 (cs) |
| CS (1) | CS260997B1 (cs) |
| DD (1) | DD246679A3 (cs) |
-
1985
- 1985-02-12 DD DD27320485A patent/DD246679A3/de not_active IP Right Cessation
- 1985-11-12 CS CS858120A patent/CS260997B1/cs unknown
- 1985-11-15 BG BG7239085A patent/BG47550A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS812085A1 (en) | 1988-02-15 |
| CS260997B1 (en) | 1989-01-12 |
| BG47550A1 (en) | 1990-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |