JPH09504338A - 温度勾配を形成した繊維質基材内における物質の化学的蒸気浸透法 - Google Patents
温度勾配を形成した繊維質基材内における物質の化学的蒸気浸透法Info
- Publication number
- JPH09504338A JPH09504338A JP7512438A JP51243895A JPH09504338A JP H09504338 A JPH09504338 A JP H09504338A JP 7512438 A JP7512438 A JP 7512438A JP 51243895 A JP51243895 A JP 51243895A JP H09504338 A JPH09504338 A JP H09504338A
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- base material
- thermal conductivity
- induction coil
- electrical resistivity
- 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.)
- Granted
Links
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
- C23C16/04—Coating on selected surface areas, e.g. using masks
- C23C16/045—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/71—Ceramic products containing macroscopic reinforcing agents
- C04B35/78—Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
- C04B35/80—Fibres, filaments, whiskers, platelets, or the like
- C04B35/83—Carbon fibres in a carbon matrix
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Inorganic Fibers (AREA)
- Chemical Vapour Deposition (AREA)
- Reinforced Plastic Materials (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Nonwoven Fabrics (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.導電性繊維を含む繊維質基材に物質を含浸させるCVI方法であって、 ・容器に基材を配置する工程、 ・基材の露出表面の近傍より基材の露出表面から最も離れた部分においてより 高い温度を基材が有するように、基材内に温度勾配を形成できる基材と誘導コイ ルとの間の直接電磁カップリングにより基材を加熱する工程、および ・含浸すべき物質の前駆体である反応気体を容器に導入して、より高い温度に ある基材の部分において該物質の生成を促進する工程 を含んで成る方法において、 ・横方向電気抵抗率の縦方向電気抵抗率に対する割合ρr/ρcが1.3より小 さくなく、また、横方向熱伝導率の縦方向熱伝導率に対する割合λr/λcが0. 9より大きくなく、そして、 ・基材は、誘導コイルにより形成される場の中に全体が位置し、基材および誘 導コイルは、相互に対して静止的である状態を占める ことを特徴とする方法。 2.基材は、20%より小さくない繊維体積割合を有する縫い付け繊維質構造 物により構成される請求の範囲第1項記載の方法。 3.基材の繊維体積割合は、25%より小さくない請求の範囲第2項記載の方 法。 4.基材は、一体に縫い付けられた重なり層に巻かれる2次元繊維製品により 構成される請求の範囲第1〜3項のいずれかに記載の方法。 5.基材を構成する繊維製品の横方向電気抵抗率は、1mΩ/cm〜20mΩ /cmの範囲にある請求の範囲第1〜4項のいずれかに記載の方法。 6.基材を構成する繊維製品の横方向熱伝導率は、0.1W/m.°K〜20W /m.°Kの範囲にある請求の範囲第1〜5項のいずれかに記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9312805A FR2711645B1 (fr) | 1993-10-27 | 1993-10-27 | Procédé d'infiltration chimique en phase vapeur d'un matériau au sein d'un substrat fibreux avec établissement d'un gradient de température dans celui-ci. |
| FR93/12805 | 1993-10-27 | ||
| PCT/FR1994/001075 WO1995011869A1 (fr) | 1993-10-27 | 1994-09-14 | Procede d'infiltration chimique en phase vapeur d'un materiau au sein d'un substrat fibreux avec etablissement d'un gradient de temperature dans celui-ci |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09504338A true JPH09504338A (ja) | 1997-04-28 |
| JP3574133B2 JP3574133B2 (ja) | 2004-10-06 |
Family
ID=9452259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51243895A Expired - Fee Related JP3574133B2 (ja) | 1993-10-27 | 1994-09-14 | 温度勾配を形成した繊維質基材内における物質の化学的蒸気浸透法 |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0725768B1 (ja) |
| JP (1) | JP3574133B2 (ja) |
| CA (1) | CA2174309C (ja) |
| DE (1) | DE69408336T2 (ja) |
| FR (1) | FR2711645B1 (ja) |
| RU (1) | RU2125031C1 (ja) |
| UA (1) | UA29487C2 (ja) |
| WO (1) | WO1995011869A1 (ja) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5348774A (en) * | 1993-08-11 | 1994-09-20 | Alliedsignal Inc. | Method of rapidly densifying a porous structure |
| FR2754813B1 (fr) * | 1996-10-18 | 1999-01-15 | Europ Propulsion | Densification de substrats poreux disposes en piles annulaires par infiltration chimique en phase vapeur a gradient de temperature |
| RU2123486C1 (ru) * | 1998-06-10 | 1998-12-20 | Шебанов Сергей Михайлович | Способ получения однородно уплотненных материалов |
| FR2821859B1 (fr) | 2001-03-06 | 2004-05-14 | Snecma Moteurs | Procede pour la densification par infiltration chimique en phase vapeur de substrats poreux ayant un passage central |
| UA84862C2 (en) | 2003-03-03 | 2008-12-10 | Месье-Бугатти | Substrate |
| FR2881145B1 (fr) * | 2005-01-24 | 2007-11-23 | Snecma Propulsion Solide Sa | Procede d'infiltration chimique en phase gazeuse pour la densification de substrats poreux par du carbone pyrolytique |
| US8133532B2 (en) * | 2006-10-29 | 2012-03-13 | Messier-Bugatti-Dowty | Method of densifying porous articles |
| FR2934014B1 (fr) * | 2008-07-17 | 2011-05-13 | Snecma Propulsion Solide | Procede de realisation d'une tuyere ou d'un divergent de tuyere en materiau composite. |
| US20110064891A1 (en) * | 2009-09-16 | 2011-03-17 | Honeywell International Inc. | Methods of rapidly densifying complex-shaped, asymmetrical porous structures |
| FR2968001B1 (fr) * | 2010-11-26 | 2015-11-20 | Messier Bugatti | Procede de realisation d'une preforme fibreuse tridimensionnelle pour la fabrication d'une piece annulaire en materiau composite carbone-carbone |
| CN108048817A (zh) * | 2017-12-12 | 2018-05-18 | 湖南顶立科技有限公司 | 一种化学气相沉积炉 |
| RU2747635C1 (ru) * | 2019-12-11 | 2021-05-11 | Акционерное общество "Уральский научно-исследовательский институт композиционных материалов" | Способ изготовления изделий из углерод-углеродного композиционного материала в форме оболочки |
| FR3112797B1 (fr) * | 2020-07-24 | 2022-12-02 | Safran Ceram | Procédé de traitement d’une phase gazeuse résiduelle issue d’une technique CVI |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2427197A1 (fr) * | 1978-05-30 | 1979-12-28 | Europ Propulsion | Procede de fabrication de pieces composites a base de fibres de carbone ou similaire |
| SU759491A1 (ru) * | 1978-08-01 | 1980-08-30 | Aleksandr V Emyashev | Способ обработки изделий из огнеупорных волокнистых материалов |
| FR2584106B1 (fr) * | 1985-06-27 | 1988-05-13 | Europ Propulsion | Procede de fabrication de structures tridimensionnelles par aiguilletage de couches planes de materiau fibreux superposees et materiau fibreux utilise pour la mise en oeuvre du procede |
| FR2584107B1 (fr) * | 1985-06-27 | 1988-07-01 | Europ Propulsion | Procede de fabrication de structures de revolution tridimensionnelles par aiguilletage de couches de materiau fibreux et materiau utilise pour la mise en oeuvre du procede |
| FR2594119B1 (fr) * | 1986-02-10 | 1988-06-03 | Europ Propulsion | Installation pour l'infiltration chimique en phase vapeur d'un materiau refractaire autre que le carbone |
| FR2670507B1 (fr) * | 1990-12-18 | 1993-12-31 | Propulsion Ste Europeenne | Procede d'infiltration chimique en phase vapeur. |
-
1993
- 1993-10-27 FR FR9312805A patent/FR2711645B1/fr not_active Expired - Fee Related
-
1994
- 1994-09-14 WO PCT/FR1994/001075 patent/WO1995011869A1/fr not_active Ceased
- 1994-09-14 DE DE69408336T patent/DE69408336T2/de not_active Expired - Lifetime
- 1994-09-14 EP EP94926982A patent/EP0725768B1/fr not_active Expired - Lifetime
- 1994-09-14 UA UA96041682A patent/UA29487C2/uk unknown
- 1994-09-14 CA CA002174309A patent/CA2174309C/en not_active Expired - Fee Related
- 1994-09-14 RU RU96110215A patent/RU2125031C1/ru not_active IP Right Cessation
- 1994-09-14 JP JP51243895A patent/JP3574133B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE69408336T2 (de) | 1998-08-20 |
| WO1995011869A1 (fr) | 1995-05-04 |
| CA2174309A1 (en) | 1995-05-04 |
| DE69408336D1 (de) | 1998-03-05 |
| RU2125031C1 (ru) | 1999-01-20 |
| EP0725768A1 (fr) | 1996-08-14 |
| FR2711645A1 (fr) | 1995-05-05 |
| EP0725768B1 (fr) | 1998-01-28 |
| JP3574133B2 (ja) | 2004-10-06 |
| FR2711645B1 (fr) | 1996-01-26 |
| UA29487C2 (uk) | 2000-11-15 |
| CA2174309C (en) | 2007-03-13 |
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