FI92244B - Förfarande för framställning av rör av polymermaterial - Google Patents
Förfarande för framställning av rör av polymermaterial Download PDFInfo
- Publication number
- FI92244B FI92244B FI890347A FI890347A FI92244B FI 92244 B FI92244 B FI 92244B FI 890347 A FI890347 A FI 890347A FI 890347 A FI890347 A FI 890347A FI 92244 B FI92244 B FI 92244B
- Authority
- FI
- Finland
- Prior art keywords
- polymer layer
- additives
- layer
- polymeric material
- pipe
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 229920000642 polymer Polymers 0.000 claims abstract description 65
- 239000000654 additive Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims 2
- 238000003466 welding Methods 0.000 claims 2
- 238000000465 moulding Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 48
- 239000000314 lubricant Substances 0.000 description 8
- -1 polyethylene Polymers 0.000 description 8
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 229920001179 medium density polyethylene Polymers 0.000 description 3
- 239000004701 medium-density polyethylene Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000012791 sliding layer Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920000571 Nylon 11 Polymers 0.000 description 1
- 229920000299 Nylon 12 Polymers 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- PTISTKLWEJDJID-UHFFFAOYSA-N sulfanylidenemolybdenum Chemical compound [Mo]=S PTISTKLWEJDJID-UHFFFAOYSA-N 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- 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
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- 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
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
-
- 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
- B32B2597/00—Tubular articles, e.g. hoses, pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Materials For Medical Uses (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Claims (4)
1. Förfarande för framställning av ett rör (1) av polymermaterial för mottagning av indragningsanordningar, säsom kablar, rör och motsvarande 5 med hjälp av koextrusion av tvä homocentriska polymerskikt (2,3), varvid det inre polymerskiktet (3) är försett med frikt ionsminskande tillsatsämnen, kännetecknat därav, att det yttre polymerskiktet (2) extruderas tili en tjockare rörvägg med en profilering som löper over den inre periferin och att man ovanpä profileringen pä den 10 inre periferin av det yttre polymerskiktet (2) extruderar ett tunnare inre polymerskikt (3) med mindre tvärsnitt som är försett med frik-tionsminskande tillsatsämnen, vilket inre polymerskikt (3) sammanfogas med det yttre polymerskiktet (2) med hjälp av extrusionssvetsning, varvid det inre polymerskiktet (3) upptar formen pä den inre profile-15 ringen av det yttre polymerskiktet (2).
2. Förfarande för framställning av ett rör (1) av polymermaterial för mottagning av indragningsanordningar, sasom kablar, rör och motsvarande med hjälp av koextrusion av tvä homocentriska polymerskikt (2,3), 20 varvid det inre polymerskiktet (3) är försett med friktionsminskande tillsatsämnen, känne tecknat därav, att det yttre polymerskiktet (2) extruderas tili en tjockare rörvägg med slät inre vägg, och att ovanpä den släta inre väggen av det yttre polymerskiktet (2) extruderas ett tunnare inre polymerskikt (3) med mindre tvärsnitt som 25 är försett med friktionsminskande tillsatsämnen i form av en profilerad beläggning, som sammanfogas med det yttre polymerskiktet (2) med hjälp av extrusionssvetsning.
3. Förfarande enligt patentkrav 2, kännetecknat därav, att 30 blandningsförhällandet i det inre polymerskiktet (3) är 60-95 vikt-% polymer och 5-40 vikt-% friktionsminskande tillsatsämnen.
4. Förfarande enligt patentkrav 1 eller 2, kännetecknat därav, att det inre polymerskiktet (3) är gjord av liknande polymer som 35 det yttre polymerskiktet (2) med avseende pä smälttemperatur.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3802493 | 1988-01-28 | ||
| DE3802493A DE3802493C1 (sv) | 1988-01-28 | 1988-01-28 |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| FI890347A0 FI890347A0 (sv) | 1989-01-24 |
| FI890347A FI890347A (sv) | 1989-07-29 |
| FI92244B true FI92244B (sv) | 1994-06-30 |
| FI92244C FI92244C (sv) | 1994-10-10 |
Family
ID=6346157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI890347A FI92244C (sv) | 1988-01-28 | 1989-01-24 | Förfarande för framställning av rör av polymermaterial |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0326711B2 (sv) |
| AT (1) | ATE106803T1 (sv) |
| DE (1) | DE3802493C1 (sv) |
| DK (1) | DK165133C (sv) |
| ES (1) | ES2056891T3 (sv) |
| FI (1) | FI92244C (sv) |
| NO (1) | NO176589C (sv) |
| PT (1) | PT89555B (sv) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2828485B2 (ja) * | 1990-04-27 | 1998-11-25 | 大倉工業株式会社 | ポリプロピレン系多層延伸フイルムの製造方法 |
| US5658613A (en) * | 1995-01-27 | 1997-08-19 | Technology Licensing Company | Hot melt fluidized cladding of innerduct liner |
| DE19546457C2 (de) * | 1995-12-13 | 1998-09-17 | Schulman A Plastics | Polymere Zusammensetzung, koextrudierte Folie und Verfahren zu ihrer Herstellung |
| FR2760814B1 (fr) | 1997-03-14 | 1999-04-23 | Novotech | Produit tubulaire allonge, notamment du type conduit d'installation |
| DE29706513U1 (de) * | 1997-04-11 | 1997-06-19 | Rehau Ag + Co, 95111 Rehau | Rohr aus polymerem Werkstoff |
| DE29713786U1 (de) * | 1997-08-02 | 1997-09-25 | Rehau Ag + Co, 95111 Rehau | Rohr aus thermoplastischem Kunststoff |
| EP0969237A3 (de) * | 1998-07-03 | 2000-03-01 | Egeplast Werner Strumann GmbH & Co. | Kunststoffrohr |
| FR2857461B1 (fr) * | 2003-07-08 | 2007-10-12 | Acome Soc Coop Production | Materiau a faible coefficient de frottement et produit tubulaire allonge le comprenant |
| DE202008015520U1 (de) * | 2008-11-22 | 2010-04-22 | Rehau Ag + Co | Kunststoffrohr |
| DE202010017052U1 (de) * | 2010-12-24 | 2012-04-03 | Rehau Ag + Co. | Rohr oder Rohrformteil |
| FR2978081A1 (fr) * | 2011-07-18 | 2013-01-25 | Wavin Bv | Procede de fabrication d'un micro-tube |
| DE102019112213A1 (de) * | 2019-05-10 | 2020-11-12 | Norma Germany Gmbh | Fluidleitung für ein Kühlwassersystem von elektrischen Fahrzeugen, Elektrisches Fahrzeug und Verwendung einer Fluidleitung |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1629452A1 (de) * | 1966-07-22 | 1971-04-01 | Loeckmann Hans | Neuartige Kunststoffolien |
| US3847728A (en) * | 1972-05-31 | 1974-11-12 | Toyo Seikan Kaisha Ltd | Resinous compositions having improved gas permeation resistance and molded structures thereof |
| DE2752969A1 (de) * | 1977-11-28 | 1979-05-31 | Peter Traub | Installationsrohr sowie verfahren und vorrichtung zu seiner herstellung |
| DE3539304A1 (de) * | 1985-11-06 | 1987-05-07 | Wavin Bv | Kunststoffrohr zur aufnahme von einzuegen |
| DE3830942A1 (de) * | 1988-09-12 | 1990-03-15 | Wavin Bv | Kunststoffrohr zur aufnahme von einzuegen, insbesondere kabelschutzrohr |
-
1988
- 1988-01-28 DE DE3802493A patent/DE3802493C1/de not_active Expired
- 1988-12-28 ES ES88121760T patent/ES2056891T3/es not_active Expired - Lifetime
- 1988-12-28 AT AT88121760T patent/ATE106803T1/de not_active IP Right Cessation
- 1988-12-28 EP EP88121760A patent/EP0326711B2/de not_active Expired - Lifetime
- 1988-12-30 DK DK734588A patent/DK165133C/da not_active IP Right Cessation
-
1989
- 1989-01-02 NO NO890007A patent/NO176589C/no unknown
- 1989-01-24 FI FI890347A patent/FI92244C/sv not_active IP Right Cessation
- 1989-01-27 PT PT89555A patent/PT89555B/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO890007D0 (no) | 1989-01-02 |
| NO176589B (no) | 1995-01-16 |
| ATE106803T1 (de) | 1994-06-15 |
| FI92244C (sv) | 1994-10-10 |
| DE3802493C1 (sv) | 1989-08-17 |
| PT89555B (pt) | 1994-04-29 |
| FI890347A0 (sv) | 1989-01-24 |
| EP0326711B2 (de) | 1997-09-10 |
| DK734588D0 (da) | 1988-12-30 |
| DK734588A (da) | 1989-07-29 |
| DK165133C (da) | 1993-03-01 |
| NO890007L (no) | 1989-07-31 |
| DK165133B (da) | 1992-10-12 |
| ES2056891T3 (es) | 1994-10-16 |
| FI890347A (sv) | 1989-07-29 |
| EP0326711A2 (de) | 1989-08-09 |
| EP0326711A3 (en) | 1990-07-18 |
| PT89555A (pt) | 1989-10-04 |
| EP0326711B1 (de) | 1994-06-08 |
| NO176589C (no) | 1995-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB | Publication of examined application | ||
| MM | Patent lapsed | ||
| MM | Patent lapsed |
Owner name: REHAU AG + CO. |