JPH0478167B2 - - Google Patents
Info
- Publication number
- JPH0478167B2 JPH0478167B2 JP18009988A JP18009988A JPH0478167B2 JP H0478167 B2 JPH0478167 B2 JP H0478167B2 JP 18009988 A JP18009988 A JP 18009988A JP 18009988 A JP18009988 A JP 18009988A JP H0478167 B2 JPH0478167 B2 JP H0478167B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- manufacturing
- semiconductor
- semiconductor device
- corrosion
- 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
- 238000005530 etching Methods 0.000 claims description 61
- 239000004065 semiconductor Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 27
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 claims description 22
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910001868 water Inorganic materials 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims 1
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
- 239000013078 crystal Substances 0.000 description 27
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 24
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 14
- 239000000243 solution Substances 0.000 description 11
- 239000000758 substrate Substances 0.000 description 11
- 235000011187 glycerol Nutrition 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005669 field effect Effects 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 4
- 239000011630 iodine Substances 0.000 description 4
- 229910052740 iodine Inorganic materials 0.000 description 4
- 238000000206 photolithography Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- DKNPRRRKHAEUMW-UHFFFAOYSA-N Iodine aqueous Chemical compound [K+].I[I-]I DKNPRRRKHAEUMW-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 229940077844 iodine / potassium iodide Drugs 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N methanol Substances OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Landscapes
- Weting (AREA)
- Junction Field-Effect Transistors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18009988A JPH0228927A (ja) | 1988-07-18 | 1988-07-18 | 半導体装置の製造方法及びエッチング液 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18009988A JPH0228927A (ja) | 1988-07-18 | 1988-07-18 | 半導体装置の製造方法及びエッチング液 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0228927A JPH0228927A (ja) | 1990-01-31 |
| JPH0478167B2 true JPH0478167B2 (enrdf_load_stackoverflow) | 1992-12-10 |
Family
ID=16077413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18009988A Granted JPH0228927A (ja) | 1988-07-18 | 1988-07-18 | 半導体装置の製造方法及びエッチング液 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0228927A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2369187A (en) | 2000-11-18 | 2002-05-22 | Mitel Corp | Inspecting etch in a microstructure |
| TW552678B (en) | 2001-05-29 | 2003-09-11 | Sharp Kk | Semiconductor apparatus and process for producing the same, and process for making via hole |
| JP4032916B2 (ja) * | 2001-11-28 | 2008-01-16 | 三菱化学株式会社 | エッチング液 |
-
1988
- 1988-07-18 JP JP18009988A patent/JPH0228927A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0228927A (ja) | 1990-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |