JPH0139210B2 - - Google Patents
Info
- Publication number
- JPH0139210B2 JPH0139210B2 JP426582A JP426582A JPH0139210B2 JP H0139210 B2 JPH0139210 B2 JP H0139210B2 JP 426582 A JP426582 A JP 426582A JP 426582 A JP426582 A JP 426582A JP H0139210 B2 JPH0139210 B2 JP H0139210B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- water
- acid
- bromine
- mask
- 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 65
- 239000004065 semiconductor Substances 0.000 claims description 32
- 239000002253 acid Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 22
- 239000000758 substrate Substances 0.000 claims description 18
- 239000011259 mixed solution Substances 0.000 claims description 17
- 239000000243 solution Substances 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 7
- 239000013078 crystal Substances 0.000 description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 229910001868 water Inorganic materials 0.000 description 24
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 22
- 229920002120 photoresistant polymer Polymers 0.000 description 18
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 17
- 229910052794 bromium Inorganic materials 0.000 description 17
- JGJLWPGRMCADHB-UHFFFAOYSA-N hypobromite Inorganic materials Br[O-] JGJLWPGRMCADHB-UHFFFAOYSA-N 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 229910021617 Indium monochloride Inorganic materials 0.000 description 3
- APHGZSBLRQFRCA-UHFFFAOYSA-M indium(1+);chloride Chemical compound [In]Cl APHGZSBLRQFRCA-UHFFFAOYSA-M 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- OEDMOCYNWLHUDP-UHFFFAOYSA-N bromomethanol Chemical compound OCBr OEDMOCYNWLHUDP-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hcl hcl Chemical compound Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30604—Chemical etching
- H01L21/30612—Etching of AIIIBV compounds
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Weting (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP426582A JPS58122734A (ja) | 1982-01-14 | 1982-01-14 | 半導体装置の製法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP426582A JPS58122734A (ja) | 1982-01-14 | 1982-01-14 | 半導体装置の製法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58122734A JPS58122734A (ja) | 1983-07-21 |
JPH0139210B2 true JPH0139210B2 (enrdf_load_stackoverflow) | 1989-08-18 |
Family
ID=11579704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP426582A Granted JPS58122734A (ja) | 1982-01-14 | 1982-01-14 | 半導体装置の製法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58122734A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4994546B2 (ja) * | 2000-09-18 | 2012-08-08 | 株式会社デンソー | 液冷式内燃機関の冷却装置 |
-
1982
- 1982-01-14 JP JP426582A patent/JPS58122734A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58122734A (ja) | 1983-07-21 |
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