FR2845146B1 - Conduite multicouche comprenant au moins une couche interne comportant du polyamide, une couche intermediaire comportant un copolymere alcool polyvinylique et une couche externe de protection - Google Patents
Conduite multicouche comprenant au moins une couche interne comportant du polyamide, une couche intermediaire comportant un copolymere alcool polyvinylique et une couche externe de protectionInfo
- Publication number
- FR2845146B1 FR2845146B1 FR0212110A FR0212110A FR2845146B1 FR 2845146 B1 FR2845146 B1 FR 2845146B1 FR 0212110 A FR0212110 A FR 0212110A FR 0212110 A FR0212110 A FR 0212110A FR 2845146 B1 FR2845146 B1 FR 2845146B1
- Authority
- FR
- France
- Prior art keywords
- layer
- polyamide
- polyvinyl alcohol
- alcohol copolymer
- external protection
- 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
- 239000004952 Polyamide Substances 0.000 title 1
- 239000004372 Polyvinyl alcohol Substances 0.000 title 1
- 229920002647 polyamide Polymers 0.000 title 1
- 229920002451 polyvinyl alcohol Polymers 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/121—Rigid pipes of plastics with or without reinforcement with three layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B1/00—Layered products having a non-planar shape
- B32B1/08—Tubular products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L2011/047—Hoses, i.e. flexible pipes made of rubber or flexible plastics with a diffusion barrier layer
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0212110A FR2845146B1 (fr) | 2002-10-01 | 2002-10-01 | Conduite multicouche comprenant au moins une couche interne comportant du polyamide, une couche intermediaire comportant un copolymere alcool polyvinylique et une couche externe de protection |
BR0304270A BR0304270A (pt) | 2002-10-01 | 2003-09-26 | Conduto de múltiplas camadas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0212110A FR2845146B1 (fr) | 2002-10-01 | 2002-10-01 | Conduite multicouche comprenant au moins une couche interne comportant du polyamide, une couche intermediaire comportant un copolymere alcool polyvinylique et une couche externe de protection |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2845146A1 FR2845146A1 (fr) | 2004-04-02 |
FR2845146B1 true FR2845146B1 (fr) | 2005-05-13 |
Family
ID=31985356
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0212110A Expired - Fee Related FR2845146B1 (fr) | 2002-10-01 | 2002-10-01 | Conduite multicouche comprenant au moins une couche interne comportant du polyamide, une couche intermediaire comportant un copolymere alcool polyvinylique et une couche externe de protection |
Country Status (2)
Country | Link |
---|---|
BR (1) | BR0304270A (fr) |
FR (1) | FR2845146B1 (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2674934B1 (fr) * | 1991-04-05 | 1993-08-20 | Caoutchouc Manuf Plastique | Procede de realisation en continu d'une structure tubulaire souple comportant un feuil multicouche d'epaisseur micrometrique incorpore et structures tubulaires souples realisees selon ce procede. |
FR2728048A1 (fr) * | 1994-12-13 | 1996-06-14 | Nobel Plastiques | Canalisation en materiau synthetique multicouche |
-
2002
- 2002-10-01 FR FR0212110A patent/FR2845146B1/fr not_active Expired - Fee Related
-
2003
- 2003-09-26 BR BR0304270A patent/BR0304270A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
BR0304270A (pt) | 2004-08-31 |
FR2845146A1 (fr) | 2004-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 14 |
|
PLFP | Fee payment |
Year of fee payment: 15 |
|
ST | Notification of lapse |
Effective date: 20180629 |