DE2746395C3 - Verfahren zur Herstellung synthetischer Diamanten - Google Patents
Verfahren zur Herstellung synthetischer DiamantenInfo
- Publication number
- DE2746395C3 DE2746395C3 DE2746395A DE2746395A DE2746395C3 DE 2746395 C3 DE2746395 C3 DE 2746395C3 DE 2746395 A DE2746395 A DE 2746395A DE 2746395 A DE2746395 A DE 2746395A DE 2746395 C3 DE2746395 C3 DE 2746395C3
- Authority
- DE
- Germany
- Prior art keywords
- metal
- catalyst metal
- temperature
- diamond
- synthetic diamonds
- 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
- 239000010432 diamond Substances 0.000 title claims description 36
- 238000000034 method Methods 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000002184 metal Substances 0.000 claims description 37
- 229910052751 metal Inorganic materials 0.000 claims description 37
- 239000003054 catalyst Substances 0.000 claims description 22
- 229910003460 diamond Inorganic materials 0.000 claims description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 239000003575 carbonaceous material Substances 0.000 claims description 13
- 229910002804 graphite Inorganic materials 0.000 claims description 10
- 239000010439 graphite Substances 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 150000002739 metals Chemical class 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 6
- 239000013078 crystal Substances 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000005749 Copper compound Substances 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001880 copper compounds Chemical class 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
- B01J3/062—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies characterised by the composition of the materials to be processed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2203/00—Processes utilising sub- or super atmospheric pressure
- B01J2203/06—High pressure synthesis
- B01J2203/0605—Composition of the material to be processed
- B01J2203/061—Graphite
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2203/00—Processes utilising sub- or super atmospheric pressure
- B01J2203/06—High pressure synthesis
- B01J2203/065—Composition of the material produced
- B01J2203/0655—Diamond
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2203/00—Processes utilising sub- or super atmospheric pressure
- B01J2203/06—High pressure synthesis
- B01J2203/0675—Structural or physico-chemical features of the materials processed
- B01J2203/068—Crystal growth
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Carbon And Carbon Compounds (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12521276A JPS5350086A (en) | 1976-10-18 | 1976-10-18 | Synthesis of diamond |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2746395A1 DE2746395A1 (de) | 1978-04-20 |
| DE2746395B2 DE2746395B2 (de) | 1980-07-17 |
| DE2746395C3 true DE2746395C3 (de) | 1981-05-21 |
Family
ID=14904642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2746395A Expired DE2746395C3 (de) | 1976-10-18 | 1977-10-15 | Verfahren zur Herstellung synthetischer Diamanten |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4128625A (enExample) |
| JP (1) | JPS5350086A (enExample) |
| DE (1) | DE2746395C3 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4333986A (en) * | 1979-06-11 | 1982-06-08 | Sumitomo Electric Industries, Ltd. | Diamond sintered compact wherein crystal particles are uniformly orientated in a particular direction and a method for producing the same |
| JPS59164608A (ja) * | 1983-03-11 | 1984-09-17 | Showa Denko Kk | ダイヤモンド合成法 |
| US5273730A (en) * | 1988-03-08 | 1993-12-28 | Sumitomo Electric Industries, Ltd. | Method of synthesizing diamond |
| EP0525207B1 (en) * | 1991-02-15 | 1996-11-06 | Sumitomo Electric Industries, Ltd. | Process for synthesizing diamond |
| US9476258B2 (en) | 2013-06-25 | 2016-10-25 | Diamond Innovations, Inc. | PDC cutter with chemical addition for enhanced abrasion resistance |
| CN114832725B (zh) * | 2022-05-11 | 2023-01-17 | 北京高压科学研究中心 | 一种制备可脱离高压装置的高压态材料的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2947609A (en) * | 1958-01-06 | 1960-08-02 | Gen Electric | Diamond synthesis |
| DE1176623B (de) * | 1959-11-27 | 1964-08-27 | General Electric Company, Schenectady, N. Y. (V. St. A.) | Verfahren zur Herstellung von Diamantkristallen |
| NL123888C (enExample) * | 1960-07-20 | |||
| JPS474605U (enExample) * | 1971-02-06 | 1972-09-12 | ||
| US4042673A (en) * | 1973-11-02 | 1977-08-16 | General Electric Company | Novel diamond products and the manufacture thereof |
| US4034066A (en) * | 1973-11-02 | 1977-07-05 | General Electric Company | Method and high pressure reaction vessel for quality control of diamond growth on diamond seed |
-
1976
- 1976-10-18 JP JP12521276A patent/JPS5350086A/ja active Granted
-
1977
- 1977-10-13 US US05/841,715 patent/US4128625A/en not_active Expired - Lifetime
- 1977-10-15 DE DE2746395A patent/DE2746395C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5523201B2 (enExample) | 1980-06-21 |
| JPS5350086A (en) | 1978-05-08 |
| US4128625A (en) | 1978-12-05 |
| DE2746395A1 (de) | 1978-04-20 |
| DE2746395B2 (de) | 1980-07-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |