EP1157145A1 - Procede et installation pour former une couche sur un substrat - Google Patents
Procede et installation pour former une couche sur un substratInfo
- Publication number
- EP1157145A1 EP1157145A1 EP00900545A EP00900545A EP1157145A1 EP 1157145 A1 EP1157145 A1 EP 1157145A1 EP 00900545 A EP00900545 A EP 00900545A EP 00900545 A EP00900545 A EP 00900545A EP 1157145 A1 EP1157145 A1 EP 1157145A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- gas mixture
- treatment
- gas
- mixture
- primary
- 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.)
- Ceased
Links
- 239000000758 substrate Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000009434 installation Methods 0.000 title claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 99
- 238000011282 treatment Methods 0.000 claims abstract description 43
- 239000002243 precursor Substances 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 126
- 238000011221 initial treatment Methods 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 230000008021 deposition Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000003989 dielectric material Substances 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 230000001131 transforming effect Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 229910000077 silane Inorganic materials 0.000 description 7
- 238000000151 deposition Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 5
- 239000000843 powder Substances 0.000 description 3
- 229910052814 silicon oxide Inorganic materials 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920000307 polymer substrate Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/448—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
- C23C16/452—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials by activating reactive gas streams before their introduction into the reaction chamber, e.g. by ionisation or addition of reactive species
Definitions
- the invention relates to the field of surface treatments of substrates, whether metallic, or non-metallic such as polymer substrates, textiles, papers, glasses, or even wood, plasters, or tiles, whether these substrates are flat or qu '' they come in the form of a volume, used in extremely varied fields including metallurgy, shaping, flat glasses, plastic packaging, etc ...
- a primary treatment gas mixture as obtained at the gas outlet of the device, which comprises excited or unstable gas species resulting from the transformation in the device of an initial gas mixture;
- - And of an adjacent gaseous treatment mixture which comprises a gaseous precursor of silicon, and which has not passed through the device under consideration.
- One of the objectives of the present invention is to propose a solution to the technical problems previously listed.
- the invention relates to a method for forming a deposit on a substrate, according to which the following steps are carried out:
- At least one device for forming excited or unstable gas species in which an initial treatment gas mixture is transformed, in order to obtain, at the gas outlet of the device, a primary treatment gas mixture which comprises excited or unstable gas species which is substantially free of electrically charged species;
- the substrate is brought into contact, at a pressure close to atmospheric pressure, with a treatment gas atmosphere to carry out the deposition, this atmosphere being obtained from the primary gas mixture and from an adjacent treatment gas mixture which comprises at minus a gaseous precursor necessary for the formation of the desired deposit, and which has not passed through said device; the method being characterized in that the adjacent gas mixture is injected into the flow of primary gas mixture as obtained at the gas outlet of the device.
- the method according to the invention can also adopt one or more of the following technical characteristics:
- the adjacent gas mixture is injected into the primary gas mixture flow as follows: i) means are available for separating the flow of the primary treatment gas mixture, as obtained at the outlet of the device, in at least two separate streams; j) the injection of adjacent gas mixture between said at least two separate primary mixture streams is carried out.
- the residual oxygen content of the treatment gas atmosphere is less than 500 ppm, and preferably between 5 and 100 ppm.
- the dew point of the treatment gas atmosphere is less than -20 ° C, and more preferably less than -30 ° C.
- the substrate is at a temperature between 50 and 350 ° C, and more preferably between 100 and 300 ° C (that the substrate undergoes heating during contact again for example that it reaches the already hot contact zone).
- the treated substrate is brought opposite the gas outlet of said device, if necessary facing the gas outlets of several devices placed in parallel over the width of the substrate and / or successively opposite the gas outlets of several devices placed in series, by a conveyor system passing through an interior space delimited by a casing assembly, isolated from the surrounding atmosphere, the assembly being tightly connected to the apparatus or including the apparatus.
- the nature of the deposit made on the substrate belongs to one of the following categories: a metal oxide, a metal oxynitride.
- the deposit made is a deposit comprising silicon and the adjacent gas mixture for treatment then comprises at least one gaseous precursor of silicon.
- At least one of said devices, in which the initial treatment gas mixture is transformed is the seat of an electrical discharge, created between a first electrode and a second electrode, which extend in an elongated main direction, the initial gas mixture crossing the discharge transversely to the electrodes and to this main direction.
- a layer of dielectric material is disposed on the surface of at least one of the electrodes, facing the other electrode.
- the invention also relates to an installation for forming a deposit on a substrate, suitable in particular for implementing the method described above, and which comprises:
- At least one apparatus for forming excited or unstable gaseous species capable of transforming an initial treatment gas mixture, in order to obtain, at the gas outlet from the apparatus, a primary treatment gas mixture which comprises excited gas species or unstable and which is substantially free of electrically charged species;
- an adjacent gaseous treatment mixture comprising at least one gaseous precursor necessary for the formation of the deposit, not passing through the apparatus, and capable of forming, with the primary gaseous treatment mixture such that 'obtained at the gas outlet of the apparatus, a gaseous treatment atmosphere to be brought into contact, at a pressure close to atmospheric pressure, with the substrate to carry out the deposition; the installation being characterized in that said means for the arrival of the adjacent gas mixture allow its injection into the flow of primary gas mixture as obtained at the gas outlet from the device.
- the means of arrival of the adjacent gas mixture within the flow of primary gas mixture comprise: i) means making it possible to separate the flow of primary gas mixture such as obtained at the gas outlet from the device in at least two separate gas streams; j) means for injecting the adjacent gas mixture between said at least two separate primary gas mixture streams.
- FIGS. 1A and 1B are schematic representations of an installation for forming a deposit on a substrate according to the prior art
- - Figure 2 is a schematic representation of an embodiment according to the prior art, such as comprising a tunnel;
- - Figure 3 is a partial schematic representation of an installation according to the invention;
- FIG. 4 is a partial detail view of the means present in Figure 3 for separating the flow of primary gas mixture from the device into two separate flows, and injecting the adjacent gas mixture between these flows of primary gas mixture separated.
- FIGS. 1A and 1B therefore provide partial schematic representations of installation of depots according to the prior art cited above (European documents).
- FIG. 1 Schematically shown in FIG. 1 by reference 4 is an apparatus for forming excited or unstable gaseous species, fed at its gas inlet 5 with an initial treatment gas mixture 7. Is then obtained at the gas outlet 6 from the apparatus a primary treatment gas mixture 8.
- FIG. 2 a particular embodiment of a deposit installation according to the prior art already cited, such as comprising a tunnel 3, delimiting an interior space 31, in which the substrate 1 is conveyed thanks to a conveying means 2 (for example a carpet).
- the substrate is then brought opposite the gas outlet 6 of the device 4 previously mentioned in the context of FIGS. 1A and 1B, where it comes into contact with the primary treatment gas mixture 8 and with the adjacent treatment treatment mixture by the two gas inlets 9 and 10.
- FIG. 2 provides a schematic and partial representation of a device for forming a deposit on a substrate suitable for implementing the method according to the present invention.
- the installation is also equipped with means capable of separating the flow of primary gas mixture coming from the gas outlet of the device into two separate flows, the means here comprising a cylindrical part 40, provided with a slot 42 over all or part of the length of the part 40.
- the flow of primary gas mixture from the gas outlet 6 of the device is then effectively divided into two separate flows 8a and 8b, while escaping from the slot 42 of the part 40 an adjacent gaseous treatment mixture comprising at least one of the gaseous precursors necessary for producing the deposit on the part 1, for example a gaseous precursor of silicon, for example also an organometallic compound.
- the adjacent mixture was injected through a side slit about 10 mm wide, located about 30 mm from the jet 8 of primary gas mixture from the discharge.
- the adjacent mixing flow used was close to 12 liters / hour. It was then possible to demonstrate by means of this injection that it was possible to deposit layers of silicon oxide at an average speed of approximately 1 A / s, the quantity of silane used relative to the deposition rate then being close to 3.3 10 "3 liters of SiH4 per ⁇ .
- the adjacent injections were carried out through slots about 0.5 mm thick ensuring an ejection speed close to 3 m / s, the adjacent gas flow rate was close to 1 liter / h.
- Such operating conditions made it possible to deposit layers of silicon oxide at an average speed of approximately 1.2 A / s, then corresponding to an amount of silane used relative to the deposition rate of 2.31 10 "4 liters of SiH4 per ⁇ .
- the adjacent gas injection slot 42 has been reduced to approximately 0.25 mm, to allow the exit speed of the reactive gas to be increased to approximately 5 to 6 m / s.
- the two outlet spaces of the primary treatment gas mixture around the part 40 had a width close to 0.5 mm, making it possible to maintain for the two corresponding gas jets speeds close to 10 m / s.
- the adjacent gas flow rate was then close to 0.2 liters / h.
- Such a configuration then made it possible to deposit layers of silicon oxide at a speed in the region of 2.5 ⁇ / s, corresponding to a quantity of silane consumed relative to the deposition speed in this case of 2.2 ⁇ 10 ⁇ 5 liters of S1H4 per ⁇ .
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Vapour Deposition (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9901638A FR2789698B1 (fr) | 1999-02-11 | 1999-02-11 | Procede et installation pour former un depot d'une couche sur un substrat |
| FR9901638 | 1999-02-11 | ||
| PCT/FR2000/000033 WO2000047798A1 (fr) | 1999-02-11 | 2000-01-10 | Procede et installation pour former une couche sur un substrat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP1157145A1 true EP1157145A1 (fr) | 2001-11-28 |
Family
ID=9541888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP00900545A Ceased EP1157145A1 (fr) | 1999-02-11 | 2000-01-10 | Procede et installation pour former une couche sur un substrat |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6623802B1 (fr) |
| EP (1) | EP1157145A1 (fr) |
| JP (1) | JP2003512517A (fr) |
| AU (1) | AU3051800A (fr) |
| FR (1) | FR2789698B1 (fr) |
| WO (1) | WO2000047798A1 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1643002A4 (fr) * | 2003-06-06 | 2009-11-11 | Konica Minolta Holdings Inc | Procede de formation de couches minces et article comprenant une couche mince |
| JP2007512436A (ja) * | 2003-11-20 | 2007-05-17 | アピト コープ.エス.アー. | プラズマ薄膜堆積方法 |
| KR20130108536A (ko) * | 2012-01-17 | 2013-10-04 | 시너스 테크놀리지, 인코포레이티드 | 라디칼 반응기를 이용한 그래핀 또는 공액 탄소 증착 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9205672A (pt) * | 1991-12-26 | 1994-08-02 | Atochem North America Elf | Composição gasosa |
| FR2713666B1 (fr) * | 1993-12-15 | 1996-01-12 | Air Liquide | Procédé et dispositif de dépôt à basse température d'un film contenant du silicium sur un substrat métallique. |
| FR2713667B1 (fr) * | 1993-12-15 | 1996-01-12 | Air Liquide | Procédé et dispositif de dépôt à basse température d'un film contenant du silicium sur un substrat non métallique. |
| JPH08250488A (ja) * | 1995-01-13 | 1996-09-27 | Seiko Epson Corp | プラズマ処理装置及びその方法 |
| US5908565A (en) * | 1995-02-03 | 1999-06-01 | Sharp Kabushiki Kaisha | Line plasma vapor phase deposition apparatus and method |
-
1999
- 1999-02-11 FR FR9901638A patent/FR2789698B1/fr not_active Expired - Fee Related
-
2000
- 2000-01-10 JP JP2000598690A patent/JP2003512517A/ja not_active Withdrawn
- 2000-01-10 AU AU30518/00A patent/AU3051800A/en not_active Abandoned
- 2000-01-10 EP EP00900545A patent/EP1157145A1/fr not_active Ceased
- 2000-01-10 US US09/890,938 patent/US6623802B1/en not_active Expired - Fee Related
- 2000-01-10 WO PCT/FR2000/000033 patent/WO2000047798A1/fr not_active Ceased
Non-Patent Citations (1)
| Title |
|---|
| See references of WO0047798A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000047798A1 (fr) | 2000-08-17 |
| JP2003512517A (ja) | 2003-04-02 |
| AU3051800A (en) | 2000-08-29 |
| US6623802B1 (en) | 2003-09-23 |
| FR2789698B1 (fr) | 2002-03-29 |
| FR2789698A1 (fr) | 2000-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| 17P | Request for examination filed |
Effective date: 20010911 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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| AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
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| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: L'AIR LIQUIDE, S.A. A DIRECTOIRE ET CONSEIL DE SUR |
|
| 17Q | First examination report despatched |
Effective date: 20030424 |
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| RBV | Designated contracting states (corrected) |
Designated state(s): BE DE FR GB IT |
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| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'E |
|
| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'E |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
| 18R | Application refused |
Effective date: 20070703 |