FR2700883B1 - Procédé d'obtention de polymère à permittivité réduite. - Google Patents
Procédé d'obtention de polymère à permittivité réduite.Info
- Publication number
- FR2700883B1 FR2700883B1 FR9300726A FR9300726A FR2700883B1 FR 2700883 B1 FR2700883 B1 FR 2700883B1 FR 9300726 A FR9300726 A FR 9300726A FR 9300726 A FR9300726 A FR 9300726A FR 2700883 B1 FR2700883 B1 FR 2700883B1
- Authority
- FR
- France
- Prior art keywords
- obtaining polymer
- reduced permittivity
- permittivity
- reduced
- polymer
- 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 - Fee Related
Links
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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02109—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates
- H01L21/02112—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer
- H01L21/02118—Forming insulating materials on a substrate characterised by the type of layer, e.g. type of material, porous/non-porous, pre-cursors, mixtures or laminates characterised by the material of the layer carbon based polymeric organic or inorganic material, e.g. polyimides, poly cyclobutene or PVC
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B19/00—Apparatus or processes specially adapted for manufacturing insulators or insulating bodies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/303—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups H01B3/38 or H01B3/302
- H01B3/306—Polyimides or polyesterimides
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02282—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process liquid deposition, e.g. spin-coating, sol-gel techniques, spray coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/34—Electrical apparatus, e.g. sparking plugs or parts thereof
- B29L2031/3412—Insulators
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Formation Of Insulating Films (AREA)
- Laminated Bodies (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9300726A FR2700883B1 (fr) | 1993-01-26 | 1993-01-26 | Procédé d'obtention de polymère à permittivité réduite. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9300726A FR2700883B1 (fr) | 1993-01-26 | 1993-01-26 | Procédé d'obtention de polymère à permittivité réduite. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2700883A1 FR2700883A1 (fr) | 1994-07-29 |
FR2700883B1 true FR2700883B1 (fr) | 1995-02-24 |
Family
ID=9443349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9300726A Expired - Fee Related FR2700883B1 (fr) | 1993-01-26 | 1993-01-26 | Procédé d'obtention de polymère à permittivité réduite. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2700883B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL143207A0 (en) | 1998-11-24 | 2002-04-21 | Dow Chemical Co | A composition containing a cross-linkable matrix precursor and a poragen, and a porous matrix prepared therefrom |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3705118A (en) * | 1971-01-11 | 1972-12-05 | Ibm | Process for forming a microporous cellular polyimide |
GB1473946A (en) * | 1973-05-03 | 1977-05-18 | Exxon Research Engineering Co | Cellular heterocyclic polymer structures |
JPS57170936A (en) * | 1981-04-14 | 1982-10-21 | Ube Ind Ltd | Preparation of porous polyimide film |
JPS62115043A (ja) * | 1985-11-14 | 1987-05-26 | Terumo Corp | 多孔質膜の製造方法 |
US4902422A (en) * | 1988-12-06 | 1990-02-20 | Board Regents The University Of Texas System | Defect-free ultrahigh flux asymmetric membranes |
US5006247A (en) * | 1989-08-15 | 1991-04-09 | Minnesota Mining And Manufacturing Company | Asymmetric porous polyamide membranes |
-
1993
- 1993-01-26 FR FR9300726A patent/FR2700883B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2700883A1 (fr) | 1994-07-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |