JPS6255692B2 - - Google Patents
Info
- Publication number
- JPS6255692B2 JPS6255692B2 JP53015396A JP1539678A JPS6255692B2 JP S6255692 B2 JPS6255692 B2 JP S6255692B2 JP 53015396 A JP53015396 A JP 53015396A JP 1539678 A JP1539678 A JP 1539678A JP S6255692 B2 JPS6255692 B2 JP S6255692B2
- Authority
- JP
- Japan
- Prior art keywords
- etching
- gas
- aluminum
- chlorine
- boron trichloride
- 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 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052782 aluminium Inorganic materials 0.000 claims description 21
- 239000000460 chlorine Substances 0.000 claims description 18
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 claims description 17
- 229910052801 chlorine Inorganic materials 0.000 claims description 16
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 6
- 239000013626 chemical specie Substances 0.000 claims description 2
- 230000005684 electric field Effects 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 28
- 239000007789 gas Substances 0.000 description 18
- 229910052757 nitrogen Inorganic materials 0.000 description 14
- 239000007788 liquid Substances 0.000 description 13
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 12
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 5
- 239000003921 oil Substances 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 3
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- -1 chlorine ions Chemical class 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000005360 phosphosilicate glass Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- ing And Chemical Polishing (AREA)
- Drying Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1539678A JPS54109387A (en) | 1978-02-15 | 1978-02-15 | Etching method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1539678A JPS54109387A (en) | 1978-02-15 | 1978-02-15 | Etching method |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19051786A Division JPS6254441A (ja) | 1986-08-15 | 1986-08-15 | エツチング装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS54109387A JPS54109387A (en) | 1979-08-27 |
JPS6255692B2 true JPS6255692B2 (US06262066-20010717-C00424.png) | 1987-11-20 |
Family
ID=11887562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1539678A Granted JPS54109387A (en) | 1978-02-15 | 1978-02-15 | Etching method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS54109387A (US06262066-20010717-C00424.png) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4310380A (en) * | 1980-04-07 | 1982-01-12 | Bell Telephone Laboratories, Incorporated | Plasma etching of silicon |
JPS57170534A (en) * | 1981-04-15 | 1982-10-20 | Hitachi Ltd | Dry etching method for aluminum and aluminum alloy |
EP0099558A3 (en) * | 1982-07-22 | 1985-07-31 | Texas Instruments Incorporated | Fast plasma etch for aluminum |
US4412885A (en) * | 1982-11-03 | 1983-11-01 | Applied Materials, Inc. | Materials and methods for plasma etching of aluminum and aluminum alloys |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50122878A (US06262066-20010717-C00424.png) * | 1974-03-14 | 1975-09-26 | ||
JPS51141741A (en) * | 1975-05-22 | 1976-12-06 | Ibm | Method of selectively removing aluminum |
JPS53124979A (en) * | 1977-04-07 | 1978-10-31 | Fujitsu Ltd | Plasma etching method |
-
1978
- 1978-02-15 JP JP1539678A patent/JPS54109387A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50122878A (US06262066-20010717-C00424.png) * | 1974-03-14 | 1975-09-26 | ||
JPS51141741A (en) * | 1975-05-22 | 1976-12-06 | Ibm | Method of selectively removing aluminum |
JPS53124979A (en) * | 1977-04-07 | 1978-10-31 | Fujitsu Ltd | Plasma etching method |
Also Published As
Publication number | Publication date |
---|---|
JPS54109387A (en) | 1979-08-27 |
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