WO2007057584A1 - Tube multicouche antistatique a base de polyamide pour le transfert de fluides - Google Patents
Tube multicouche antistatique a base de polyamide pour le transfert de fluides Download PDFInfo
- Publication number
- WO2007057584A1 WO2007057584A1 PCT/FR2006/051041 FR2006051041W WO2007057584A1 WO 2007057584 A1 WO2007057584 A1 WO 2007057584A1 FR 2006051041 W FR2006051041 W FR 2006051041W WO 2007057584 A1 WO2007057584 A1 WO 2007057584A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer
- hdpe
- polyamide
- tube
- functionalized
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 15
- 229920002647 polyamide Polymers 0.000 title abstract description 48
- 239000000203 mixture Substances 0.000 claims abstract description 42
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 32
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 32
- 229920000098 polyolefin Polymers 0.000 claims abstract description 26
- 239000004609 Impact Modifier Substances 0.000 claims abstract description 21
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims abstract description 18
- 239000004715 ethylene vinyl alcohol Substances 0.000 claims abstract description 18
- -1 polyethylenes Polymers 0.000 claims abstract description 18
- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 229920000642 polymer Polymers 0.000 claims abstract description 13
- 239000004698 Polyethylene Substances 0.000 claims abstract description 10
- 229920000573 polyethylene Polymers 0.000 claims abstract description 9
- 239000000654 additive Substances 0.000 claims abstract description 6
- 229920000299 Nylon 12 Polymers 0.000 claims abstract description 5
- 229920000571 Nylon 11 Polymers 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 12
- 239000011230 binding agent Substances 0.000 claims description 11
- 239000004014 plasticizer Substances 0.000 claims description 8
- 239000003381 stabilizer Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims 1
- 239000004952 Polyamide Substances 0.000 abstract description 47
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 9
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000446 fuel Substances 0.000 abstract description 6
- 150000001298 alcohols Chemical class 0.000 abstract description 3
- 150000002170 ethers Chemical class 0.000 abstract description 3
- 229930195733 hydrocarbon Natural products 0.000 abstract description 3
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 3
- 239000010687 lubricating oil Substances 0.000 abstract description 3
- 230000035699 permeability Effects 0.000 abstract description 3
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 abstract description 2
- NUMQCACRALPSHD-UHFFFAOYSA-N tert-butyl ethyl ether Chemical compound CCOC(C)(C)C NUMQCACRALPSHD-UHFFFAOYSA-N 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 abstract 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 15
- 239000006229 carbon black Substances 0.000 description 14
- 235000019241 carbon black Nutrition 0.000 description 14
- 229920001971 elastomer Polymers 0.000 description 14
- 239000000806 elastomer Substances 0.000 description 14
- 229920001577 copolymer Polymers 0.000 description 12
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 12
- IPRJXAGUEGOFGG-UHFFFAOYSA-N N-butylbenzenesulfonamide Chemical compound CCCCNS(=O)(=O)C1=CC=CC=C1 IPRJXAGUEGOFGG-UHFFFAOYSA-N 0.000 description 8
- 229920002943 EPDM rubber Polymers 0.000 description 7
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 7
- 239000005977 Ethylene Substances 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229920000768 polyamine Polymers 0.000 description 6
- 230000035939 shock Effects 0.000 description 5
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 229920001866 very low density polyethylene Polymers 0.000 description 4
- 229920002614 Polyether block amide Polymers 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000009863 impact test Methods 0.000 description 3
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000004416 thermosoftening plastic Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 125000005907 alkyl ester group Chemical group 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 229920001112 grafted polyolefin Polymers 0.000 description 2
- ROBFUDYVXSDBQM-UHFFFAOYSA-N hydroxymalonic acid Chemical compound OC(=O)C(O)C(O)=O ROBFUDYVXSDBQM-UHFFFAOYSA-N 0.000 description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 description 2
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- CRSBERNSMYQZNG-UHFFFAOYSA-N 1-dodecene Chemical compound CCCCCCCCCCC=C CRSBERNSMYQZNG-UHFFFAOYSA-N 0.000 description 1
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
- QUBNFZFTFXTLKH-UHFFFAOYSA-N 2-aminododecanoic acid Chemical compound CCCCCCCCCCC(N)C(O)=O QUBNFZFTFXTLKH-UHFFFAOYSA-N 0.000 description 1
- SLXKOJJOQWFEFD-UHFFFAOYSA-N 6-aminohexanoic acid Chemical compound NCCCCCC(O)=O SLXKOJJOQWFEFD-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- KHBQMWCZKVMBLN-UHFFFAOYSA-N Benzenesulfonamide Chemical class NS(=O)(=O)C1=CC=CC=C1 KHBQMWCZKVMBLN-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-L Malonate Chemical compound [O-]C(=O)CC([O-])=O OFOBLEOULBTSOW-UHFFFAOYSA-L 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- 239000004708 Very-low-density polyethylene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000001089 [(2R)-oxolan-2-yl]methanol Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- RZJRJXONCZWCBN-UHFFFAOYSA-N alpha-octadecene Natural products CCCCCCCCCCCCCCCCCC RZJRJXONCZWCBN-UHFFFAOYSA-N 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 229960002684 aminocaproic acid Drugs 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 150000001244 carboxylic acid anhydrides Chemical class 0.000 description 1
- 229920006018 co-polyamide Polymers 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 229920006147 copolyamide elastomer Polymers 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000012691 depolymerization reaction Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229920006168 hydrated nitrile rubber Polymers 0.000 description 1
- 150000005165 hydroxybenzoic acids Chemical class 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N itaconic acid Chemical class OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229940100630 metacresol Drugs 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- FCGASPQFBJKTRO-UHFFFAOYSA-N n-cyclohexyl-1-phenylmethanesulfonamide Chemical compound C1CCCCC1NS(=O)(=O)CC1=CC=CC=C1 FCGASPQFBJKTRO-UHFFFAOYSA-N 0.000 description 1
- OHPZPBNDOVQJMH-UHFFFAOYSA-N n-ethyl-4-methylbenzenesulfonamide Chemical compound CCNS(=O)(=O)C1=CC=C(C)C=C1 OHPZPBNDOVQJMH-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- CCCMONHAUSKTEQ-UHFFFAOYSA-N octadec-1-ene Chemical compound CCCCCCCCCCCCCCCCC=C CCCMONHAUSKTEQ-UHFFFAOYSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- PBLZLIFKVPJDCO-UHFFFAOYSA-N omega-Aminododecanoic acid Natural products NCCCCCCCCCCCC(O)=O PBLZLIFKVPJDCO-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000346 polystyrene-polyisoprene block-polystyrene Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- BSYVTEYKTMYBMK-UHFFFAOYSA-N tetrahydrofurfuryl alcohol Chemical compound OCC1CCCO1 BSYVTEYKTMYBMK-UHFFFAOYSA-N 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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 general shape other than plane
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
-
- 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
- F16L11/045—Hoses, i.e. flexible pipes made of rubber or flexible plastics with four or more layers without reinforcement
-
- 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
- B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
-
- 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
-
- 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
Definitions
- the present invention relates to a polyamide antistatic multilayer pipe for the transfer of fluids.
- tubes for the transfer of fluid By way of example of tubes for the transfer of fluid, mention may be made of the tubes for gasoline, and in particular for bringing gasoline from the tank to the engine of automobiles.
- fluid transfer mention may be made of the fluids used in the fuel cell, the CO 2 system for cooling and air conditioning, the hydraulic systems and the cooling circuit. , air conditioning and power transfers at medium pressure. The circulation of these fluids can generate electrostatic charges, the accumulation of which can lead to an electric shock. This is important for fluids that can ignite easily like gasoline.
- the present invention more particularly relates to conductive tubes based on polyamides for the transport of gasoline and in particular, to bring the essence of the tank of an automobile to the engine.
- the patent application EP 1036967 describes a multilayer tube based on polyamides, characterized in that it comprises in its radial direction from the inside towards the outside:
- an inner layer formed of a polyamide or a mixture of polyamide and polyolefin with a polyamide matrix, this layer having a dispersed charge of electroconductive carbon black producing a surface resistivity of less than
- this layer not comprising electroconductive carbon black or an electrically significant amount of this carbon black
- the conductive inner layer contains 60 to 70 parts of polyamide, 5 to 15 parts of a compatibilizer and the complement to 100% of HDPE (high density polyethylene) as well as carbon black.
- the patent application EP 1036968 describes a multilayer tube based on polyamides, characterized in that it comprises in its radial direction from the inside to the outside:
- P 1 and P 3 may be identical or different, the layers (1), (2a) (2) and (3) being successive and adhering to each other in their respective contact zone.
- the conductive inner layer contains 60 to 70 parts of polyamide, 5 to 15 parts of a compatibilizer and the complement to 100% of HDPE (high density polyethylene) as well as carbon black.
- the patent application US 2002/0142118 describes a gas tube comprising going from the outside to the inside: an outer layer of PA 6.12, a binder layer based on polyamide polyamine, a layer of EVOH and an inner layer of PA 6 in contact with the gasoline.
- the PA layer 6 may be conductive; no details are given on its composition.
- the present invention relates to a multilayer tube of the above type, successively comprising in its radial direction from the outside to the inside: an outer layer (1) of polyamide 11 or 12,
- the inner layer (5) in contact with the transported fluid comprises by weight, the total being 100%:
- PA 6 from 40 to 65% (advantageously from 45 to 60%) of PA 6, from 0 to 20%, advantageously from 1 to 20% (preferentially from 5 to
- HDPE 15%) of HDPE, from 10 to 30% (advantageously 15 to 25%) of at least one polymer P1 chosen from impact modifiers and polyethylenes, at least one of HDPE and P1 being functionalized in whole or in part,
- Such an inner layer composition (5) makes it possible to produce a multilayer tube which not only perfectly meets the requirements of the specifications of the gasoline tubes as stated above, but which also has electroconductive properties while retaining cold ductility properties.
- the multilayer pipe according to the invention simultaneously has very good conductive and mechanical properties; it is observed in particular that no breakage of multilayer pipes occurs during impact tests at -40 ° C.
- the PA-based inner layer 6 in contact with the transported fluid comprises by weight, the total being 100%:
- These proportions of electroconductive material in the composition of the inner layer comprised between 5 and 30% by weight, advantageously between 15 and 30%, preferably between 17 and 24% and even more preferably between 20 and 24%, make it possible to obtain a surface resistivity of less than 10 6 ⁇ , the value required for an electroconductive multilayer pipe.
- the surface resistivity can also be expressed in Ohm / square (Ohm / square), this unit has the dimension of Ohms.
- These tubes may have an outside diameter of 6 to 10 mm and a thickness of the order of 0.5 to 5 mm.
- the gasoline tube according to the invention has an outside diameter ranging from 6 to 12 mm, a total thickness of 0.8 mm to 2.5 mm.
- the thickness of the outer layer (1) is between 25 and 60% of the thickness of the tube.
- the thickness of all the layers (4) and (5) represents 30 to 50% of the thickness of the tube. If the layer (4) is present, the thickness of the layer (5) advantageously represents 5 to 20% of the thickness of the set of layers (4) and (5).
- the tube of the present invention is very little permeable to gasoline, in particular hydrocarbons and their additives, such as alcohols such as methanol and ethanol, or even ethers such as MTBE or ETBE. These tubes also have good resistance to fuels and engine lubricating oils.
- This tube has very good mechanical properties at low or high temperature. This tube has excellent electrical properties before and after contact with gasoline. This tube meets the SAE standard J1645 in particular.
- the invention also relates to the use of these tubes for transporting gasoline.
- the polyamide of the outer layer (1) its inherent viscosity may be between 1 and 2 and advantageously between 1, 2 and 1.8. The inherent viscosity is measured at 20 ° C for a concentration of 0.5% in meta-cresol.
- the polyamide of the outer layer (1) may contain from 0 to 30% by weight of at least one product chosen from plasticizers and impact modifiers for 100 to 70% of polyamide, respectively. This polyamide may contain the usual additives, such as anti-UV, stabilizers, antioxidants, flame retardants, etc.
- the polyamide of the outer layer (1) may contain at least one product chosen from plasticizers, impact modifiers and catalysed or uncatalyzed polyamides.
- plasticizer it is chosen from benzene sulphonamide derivatives, such as n-butyl benzene sulphonamide (BBSA), ethyl toluene sulfonamide or N-cyclohexyl toluene sulfonamide; esters of hydroxy-benzoic acids, such as 2-ethylhexyl parahydroxybenzoate and 2-decyl hexyl parahydroxybenzoate; esters or ethers of tetrahydrofurfuryl alcohol, such as oligoethyleneoxytetrahydrofurfurylalcohol; esters of citric acid or of hydroxy-malonic acid, such as oligoethyleneoxy malonate.
- BBSA n-butyl benzene sulphonamide
- esters of hydroxy-benzoic acids such as 2-ethylhexyl parahydroxybenzoate and 2-decyl hexyl parahydroxybenzoate
- BBSA n-butyl benzene sulfonamide
- polyolefins As regards the impact modifier, mention may be made, for example, of polyolefins, crosslinked polyolefins and elastomers EPR, EPDM, SBS and SEBS, these elastomers being graftable to facilitate their compatibilization with polyamide, polyamide block copolymers and polyether blocks.
- These polyamide block and polyether block copolymers are known per se; they are also designated by the name PEBA (polyether block amide) and sold by the applicant under the name PEBAX®.
- Acrylic elastomers can also be mentioned, for example those of the NBR, HNBR or X-NBR type.
- Polyolefins useful as impact modifiers are, for example, ethylene-alkyl (meth) acrylate-maleic anhydride copolymers (or glycidyl methacrylate). They are sold by the plaintiff under the name of Lotader®.
- the catalyzed polyamide it is a polyamide containing a polycondensation catalyst such as a mineral or organic acid, for example phosphoric acid.
- the catalyst can be added to the polyamide after it has been prepared by any method, or simply, and it is preferred, to be the remainder of the catalyst used for its preparation. Polymerization and / or depolymerization reactions may be very substantially carried out during the mixing of this catalyzed polyamide and the polyamide of the outer layer.
- the amount of catalyst may be between 5 ppm and 15000 ppm of phosphoric acid relative to the catalyzed polyamide.
- the amount of catalyst can be up to 3000 ppm and advantageously between 50 and 1000 ppm.
- the contents will be different and can be chosen suitably according to the usual polycondensation techniques of polyamides.
- the proportion of plasticizer may be (by weight) between 0 and 15%
- the polyamide of the outer layer is PA 12. If catalyzed polyamide is added in this polyamide, then this catalyzed polyamide is advantageously PA 1 1.
- compositions of the outer layer they may be prepared by melt blending of the constituents according to the usual techniques of thermoplastics.
- the outer layer may also include usual additives polyamides such as UV stabilizers, antioxidants, pigments, flame retardants.
- layer (2) of binder is meant any product for adhesion of the layers together.
- grafted polyolefins and copolyamides may be mentioned.
- copolyamide 6/12 which is a copolyamide of caprolactam and lauryllactam.
- the proportions of caprolactam and lauryllactam can vary from 20 to 80% of caprolactam for 80 to 20% of lauryllactam respectively.
- it is a mixture of a 6/12 copolyamide rich in 6 and a 6/12 copolyamide rich in 12.
- copolyamide 6/12 results from the condensation of caprolactam with lauryllactam.
- 6 refers to the motifs derived from caprolactam
- 12 refers to the motifs derived from lauryllactam. It would not be outside the scope of the invention if caprolactam was replaced in whole or in part by aminocaproic acid; likewise, lauryllactam could be replaced in whole or in part by aminododecanoic acid.
- These copolyamides may include other reasons, provided that the ratios of proportions of 6 and 12 are respected.
- the copolyamide rich in 6 comprises 50 to 90% by weight of 6 for respectively 50 to 10% of 12.
- the copolyamide rich in 12 comprises 50 to 90% by weight of 12 for respectively 50 to 10% of 6.
- the proportions of the 6-rich copolyamide and the 12-rich copolyamide can be, by weight, 30/70 to 70/30 and, preferably,
- copolyamide mixtures may also comprise up to 30 parts by weight of other (co) polyamides or grafted polyolefins per 100 parts of the 6-rich and 12-rich copolyamides.
- copolyamides have a melting temperature (DIN 53736B standard) of between 60 and 200 ° C. and their relative viscosity in solution can be between 1, 3 and 2.2 (DIN 53727 standard, solvent m-cresol, concentration
- 2002/01421 18 whose content is incorporated in the present application.
- They are polyamines polyamines prepared from polyamines having at least 4 nitrogen atoms and either lactams or a mixture of diamines and diacids. These polyamines polyamines can be mixed with polyamides such as PA 12, PA 6.12 and possibly impact modifiers such as EPR and grafted EPR.
- This binder layer may contain stabilizers. According to one form of the invention, this binder layer may contain at least one impact modifier. This impact modifier can be chosen from the impact modifiers described above for the outer layer (1).
- the EVOH copolymer is also called saponified ethylene-vinyl acetate copolymer.
- the saponified ethylene-vinyl acetate copolymer to be used according to the present invention is a copolymer having an ethylene content of 20 to 70 mol%, preferably 25 to 45 mol%, the degree of saponification of its vinyl acetate component. not less than 95 mol%.
- melt flow index ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ / 10 minutes.
- MFI abbreviation for "MeIt Flow Index” designates the melt flow index.
- this saponified copolymer may contain small proportions of other comonomer ingredients, including ⁇ -olefins such as propylene, isobutene, ⁇ -octene, ⁇ -dodecene, ⁇ -octadecene, etc., unsaturated carboxylic acids or their salts, partial alkyl esters, complete alkyl esters, nithles, amides and anhydrides of said acids, and unsaturated sulfonic acids or their salts.
- ⁇ -olefins such as propylene, isobutene, ⁇ -octene, ⁇ -dodecene, ⁇ -octadecene, etc.
- unsaturated carboxylic acids or their salts unsaturated carboxylic acids or their salts
- partial alkyl esters partial alkyl esters, complete alkyl esters, nithles, amides and anhydrides of said acids, and unsatur
- the EVOH layer may consist of EVOH-based mixtures.
- EVOH-based blends they are such that EVOH forms the matrix, ie it represents at least 40% by weight of the mixture and preferably at least 50%.
- the other constituents of the mixture are chosen from polyolefins, polyamides, impact modifiers, optionally functionalized.
- the impact modifier can be chosen from elastomers, copolymers of ethylene and an olefin having from 4 to 10 carbon atoms (for example ethylene-octene copolymers) and very low density polyethylenes. Examples of elastomers include EPR and EPDM.
- EPR abbreviation for Ethylene Propylene Rubber
- EPDM ethylene-propylene-diene monomer elastomers
- mixtures comprising, by weight, 50 to 95% of EVOH for respectively 50 to 5% of grafted EPR, advantageously 60 to 95% of EVOH for respectively 40 to 5% of EPR.
- compositions comprising: 50 to 95% by weight of an EVOH copolymer,
- the layer (4) it may be PA 6 or a mixture of PA 6 and PA polyolefin matrix 6 and polyolefin dispersed phase.
- PA 6 and PA polyolefin PA 6 and polyolefin dispersed phase mixtures the term polyolefin refers to both homopolymers and copolymers, thermoplastics as well as elastomers. It is for example copolymers of ethylene and an alphaolefin. These polyolefins may be PE, EPR EPDM. They can be functionalized in whole or in part.
- the dispersed phase may be a mixture of one or more non-functionalized polyolefins and one or more functionalized polyolefins.
- the matrix PA 6 represents 50 to 85% by weight for respectively 50 to 15% of dispersed phase.
- the matrix PA 6 represents 55 to 80% by weight for respectively 45 to 20% of dispersed phase.
- the mixtures of PA 6 and polyolefin matrix PA 6 comprise by weight, the total being 100%: 50 to 90% (advantageously 60 to 80%) of PA 6,
- the impact modifier is chosen from elastomers and very low density polyethylenes.
- SBS SBS, SIS, SEBS block polymers and ethylene / propylene elastomers.
- EPR ethylene / propylene / diene
- EPDM ethylene / propylene / diene
- very low density polyethylenes they are, for example, metallocenes with a density of, for example, between 0.860 and 0.900.
- an ethylene / propylene (EPR) or ethylene / propylene / diene (EPDM) elastomer is used.
- the functionalization may be provided by grafting or copolymerization with an unsaturated carboxylic acid.
- unsaturated carboxylic acid examples include those having 2 to 20 carbon atoms such as acrylic, methacrylic, maleic, fumaric and itaconic acids.
- Functional derivatives of these acids include, for example, anhydrides, ester derivatives, amide derivatives, imide derivatives and metal salts (such as alkali metal salts) of unsaturated carboxylic acids.
- the proportion of all of the functionalized HDPE and functionalized P1 with respect to the entire functionalized and non-functionalized HDPE and functionalized and non-functionalized P1 may be comprised (by weight) of between 1 and 80%, advantageously between 5 and 70% and preferably between 20 and 70%. Otherwise expressed, the proportion of HDPE and P1 which are functionalized relative to the total amount of HDPE and P1 may be comprised (by weight) of between 1 and 80%, advantageously between 5 and 70% and preferably between 20 and 70%. .
- the mixtures of PA 6 and polyolefin matrix PA 6 may be prepared by mixing the various constituents in the molten state in the usual apparatus of the thermoplastic polymer industry. According to a first form of these PA 6 and polyolefin PA 6 matrix blends, the HDPE is not grafted and P1 is a mixture of a grafted elastomer and an ungrafted elastomer.
- the HDPE is not grafted and P1 is a grafted polyethylene optionally mixed with an elastomer.
- MI 1 denoting O the flow index at 190 ° C under a load of 10 kg
- M1 2 the index under a load of 2.16 kg
- (A2) may be selected from EPR, VLDPE, ethylene / alkyl (meth) acrylate copolymers or ethylene / alkyl (meth) acrylate / maleic anhydride copolymers.
- the Ml 10 / Ml 2 ratio is less than 35 and preferably between 22 and 33.
- the MI 20 of the mixture (A) of the polymers (A1) and (A2) co-grafted is less than 24, MI 20 denoting the melt index at 190 ° C under a load of 21 6 kg.
- the layer (4) may contain stabilizers and one or more plasticizers.
- the polymer P1 has already been described in the layer (4) above.
- the polymer P1 of the layer (5) and that of the layer (4) may be identical or different.
- the proportions of HDPE and functionalized P1 with respect to the total amount of HDPE and P1 can be chosen within the ranges of values mentioned for the layer (4) above.
- an electroconductive material there may be mentioned carbon black, carbon fibers and carbon nanotubes. It is advantageous to use a carbon black chosen from those having a BET specific surface area, measured according to ASTM D3037-89, of from 5 to 200 m 2 / g, and a DBP absorption, measured according to the ASTM D 2414-90 standard, of 50 to 300 ml / 100g. These carbon blacks are described in the patent application WO 99-33908, the content of which is incorporated in the present application.
- the layer (5) may contain stabilizers and one or more plasticizers.
- compositions (5) Five inner layer compositions (5) were prepared. The various compounds entering into each of the compositions are detailed in the table below.
- Carbon black is supplied by Timcal under the name "Ensaco 250 Granular”.
- the DBP absorption is 190 ml / g and the BET surface is about 65 m 2 / g.
- the compatibilizer is a maleic anhydride grafted ethylene copolymer.
- the tubes 1 to 5 are identical to each other, with the exception of the composition of the inner layer, as described in Ex. 1 to 5 respectively.
- the binder is a mixture of (i) 40% by weight of 6/12 copolyamide with 40% of 6 unit and (ii) 60% of 6/12 copolyamide with 70% of 6 unit.
- EVOH denotes a copolymer EVOH with 32mol% of ethylene sold under the name Soarnol® DC3203F by Nippon Goshei.
- the layer (4) consists of a mixture of 65% of PA 6, 15% of HDPE and 20% of grafted EPR also comprising antioxidants.
- the resistivity is much lower than 10 6 ohms, this is not the case for the tube 4 which comprises only a low weight percentage of carbon black (4 % by weight of the total composition).
- the tubes 1 to 3 in accordance with the invention pass the impact test at -40 ° C. of the GM standard (General Motors) and the VW (Volkswagen) standard, unlike the tube 5.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/090,756 US20090314375A1 (en) | 2005-10-18 | 2006-10-17 | Polyamide-based antistatic multilayer tube for transferring fluids |
JP2008536098A JP2009511311A (ja) | 2005-10-18 | 2006-10-17 | ポリアミドをベースにした流体輸送用の帯電防止多層管 |
CN2006800439205A CN101312824B (zh) | 2005-10-18 | 2006-10-17 | 用于传输流体的基于聚酰胺的抗静电多层管 |
EP06841983A EP1937465A1 (fr) | 2005-10-18 | 2006-10-17 | Tube multicouche antistatique a base de polyamide pour le transfert de fluides |
BRPI0617667-4A BRPI0617667A2 (pt) | 2005-10-18 | 2006-10-17 | tubulação multicamada antiestático à base de poliamida para a transferência de fluìdos |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0510582A FR2892173B1 (fr) | 2005-10-18 | 2005-10-18 | Tube multicouche antistatique a base de polyamide pour le transfert de fluides |
FR0510582 | 2005-10-18 | ||
US75851706P | 2006-01-12 | 2006-01-12 | |
US60/758,517 | 2006-01-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007057584A1 true WO2007057584A1 (fr) | 2007-05-24 |
Family
ID=36676515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2006/051041 WO2007057584A1 (fr) | 2005-10-18 | 2006-10-17 | Tube multicouche antistatique a base de polyamide pour le transfert de fluides |
Country Status (8)
Country | Link |
---|---|
US (1) | US20090314375A1 (fr) |
EP (1) | EP1937465A1 (fr) |
JP (1) | JP2009511311A (fr) |
KR (1) | KR20080056228A (fr) |
CN (1) | CN101312824B (fr) |
BR (1) | BRPI0617667A2 (fr) |
FR (1) | FR2892173B1 (fr) |
WO (1) | WO2007057584A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2077941A4 (fr) * | 2006-11-01 | 2009-10-28 | Arkema Inc | Tube multicouche de transfert de fluides a base de polyamide et d'alcool ethylvinylique ou d'alcool polyvinylique |
EP3517294B1 (fr) | 2016-01-15 | 2021-12-08 | Arkema France | Structure tubulaire multicouche possédant une meilleure résistance à l'extraction dans la bio-essence et son utilisation |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2008235340B2 (en) * | 2007-03-07 | 2011-12-22 | Arkema France | Use of a polyamide based composition for flexible pipes for conveying crude oil or gas and flexible pipe using such composition |
KR101173048B1 (ko) * | 2009-07-30 | 2012-08-13 | 제일모직주식회사 | 전도성 폴리아미드 복합체 조성물 및 이를 이용하여 제조된 연료 수송 튜브 |
MX341043B (es) | 2010-08-23 | 2016-08-05 | Cryovac Inc | Empaque para horno sellado al calor. |
ITTO20100773A1 (it) * | 2010-09-22 | 2012-03-23 | Dytech Dynamic Fluid Tech Spa | Tubazione per un circuito scr di un veicolo |
CN102072368A (zh) * | 2011-01-13 | 2011-05-25 | 天津鹏翎胶管股份有限公司 | 一种用于传输燃油的抗静电汽车用多层管 |
JP5577409B2 (ja) | 2011-02-25 | 2014-08-20 | 東海ゴム工業株式会社 | 樹脂製フューエルインレットパイプおよびその製法 |
CN102532882B (zh) * | 2012-01-05 | 2014-01-01 | 东莞市德诚塑化科技有限公司 | 导电尼龙塑料及其制备方法 |
EP3069874B1 (fr) * | 2015-03-17 | 2017-07-19 | Evonik Degussa GmbH | Composite multicouches comprenant une couche polyester |
EP3069875B1 (fr) * | 2015-03-17 | 2017-07-05 | Evonik Degussa GmbH | Composite multicouches comprenant une couche fluoropolymère |
EP3069872B1 (fr) * | 2015-03-17 | 2017-07-05 | Evonik Degussa GmbH | Composite multicouches comprenant des couches en polyamides partiellement aromatiques |
JP2018168942A (ja) * | 2017-03-30 | 2018-11-01 | 横浜ゴム株式会社 | マリンホース |
CN107061875A (zh) * | 2017-04-24 | 2017-08-18 | 江苏法利沃环保科技有限公司 | 耐燃油抗静电输油管 |
CN114213750B (zh) * | 2021-12-08 | 2023-09-19 | 万华化学(宁波)有限公司 | 一种多层管路 |
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EP1036968A1 (fr) * | 1999-03-16 | 2000-09-20 | Atofina | Tube multicouche à base de polyamides pour le transport d'essence |
EP1036967A1 (fr) * | 1999-03-16 | 2000-09-20 | Elf Atochem S.A. | Tube antistatique à base de polyamides pour transport d'essence |
WO2005014282A2 (fr) * | 2003-08-05 | 2005-02-17 | Arkema | Structure multicouche comprenant une couche d'evoh modifie choc |
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DE3247755A1 (de) | 1982-12-23 | 1984-06-28 | Plate Bonn Gmbh, 5300 Bonn | Copolyetheresteramide, verfahren zu ihrer herstellung und deren verwendung zum heisssiegeln von textilien |
DE3636023A1 (de) | 1986-10-23 | 1988-05-05 | Atochem Werke Gmbh | Thermoplastisches polymer |
US5489667A (en) | 1991-03-20 | 1996-02-06 | Atochem Deutschland Gmbh | Polyetheresteramides and process for making and using the same |
DE59202134D1 (de) | 1991-08-06 | 1995-06-14 | Atochem Elf Deutschland | Verwendung von Folien aus Polyurethanen zum Verkleben. |
DE4318047C2 (de) | 1993-05-29 | 1995-09-14 | Atochem Elf Deutschland | Verwendung von Copolyamiden als Schmelzkleber zum Heißsiegeln |
DE4424864A1 (de) | 1994-07-14 | 1996-01-18 | Atochem Elf Deutschland | Kunststoffverbundmaterial, Verfahren zu seiner Herstellung und Verwendung dieses Materials |
DE10064333A1 (de) | 2000-12-21 | 2002-06-27 | Degussa | Mehrschichtverbund mit einer EVOH-Schicht |
ATE421658T1 (de) * | 2001-03-23 | 2009-02-15 | Arkema France | Mehrschichtiges kunststoffrohr zum fördern von flüssigkeiten |
-
2005
- 2005-10-18 FR FR0510582A patent/FR2892173B1/fr not_active Expired - Fee Related
-
2006
- 2006-10-17 US US12/090,756 patent/US20090314375A1/en not_active Abandoned
- 2006-10-17 BR BRPI0617667-4A patent/BRPI0617667A2/pt not_active IP Right Cessation
- 2006-10-17 KR KR1020087009419A patent/KR20080056228A/ko not_active Application Discontinuation
- 2006-10-17 JP JP2008536098A patent/JP2009511311A/ja not_active Withdrawn
- 2006-10-17 EP EP06841983A patent/EP1937465A1/fr not_active Withdrawn
- 2006-10-17 WO PCT/FR2006/051041 patent/WO2007057584A1/fr active Application Filing
- 2006-10-17 CN CN2006800439205A patent/CN101312824B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP1036968A1 (fr) * | 1999-03-16 | 2000-09-20 | Atofina | Tube multicouche à base de polyamides pour le transport d'essence |
EP1036967A1 (fr) * | 1999-03-16 | 2000-09-20 | Elf Atochem S.A. | Tube antistatique à base de polyamides pour transport d'essence |
WO2005014282A2 (fr) * | 2003-08-05 | 2005-02-17 | Arkema | Structure multicouche comprenant une couche d'evoh modifie choc |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2077941A4 (fr) * | 2006-11-01 | 2009-10-28 | Arkema Inc | Tube multicouche de transfert de fluides a base de polyamide et d'alcool ethylvinylique ou d'alcool polyvinylique |
EP3517294B1 (fr) | 2016-01-15 | 2021-12-08 | Arkema France | Structure tubulaire multicouche possédant une meilleure résistance à l'extraction dans la bio-essence et son utilisation |
Also Published As
Publication number | Publication date |
---|---|
CN101312824B (zh) | 2010-09-29 |
FR2892173A1 (fr) | 2007-04-20 |
CN101312824A (zh) | 2008-11-26 |
EP1937465A1 (fr) | 2008-07-02 |
US20090314375A1 (en) | 2009-12-24 |
BRPI0617667A2 (pt) | 2011-08-02 |
JP2009511311A (ja) | 2009-03-19 |
KR20080056228A (ko) | 2008-06-20 |
FR2892173B1 (fr) | 2007-12-14 |
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