JP6571674B2 - 多層可撓性チューブ及びその製作方法 - Google Patents
多層可撓性チューブ及びその製作方法 Download PDFInfo
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- JP6571674B2 JP6571674B2 JP2016553585A JP2016553585A JP6571674B2 JP 6571674 B2 JP6571674 B2 JP 6571674B2 JP 2016553585 A JP2016553585 A JP 2016553585A JP 2016553585 A JP2016553585 A JP 2016553585A JP 6571674 B2 JP6571674 B2 JP 6571674B2
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- layer
- flexible tube
- multilayer flexible
- inner layer
- outer layer
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Images
Classifications
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
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Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laminated Bodies (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Description
Claims (15)
- 溶融加工可能なフルオロポリマーを含む内層であって、前記フルオロポリマーがポリビニリデンフルオリド(PVDF)とヘキサフルオロプロピレン(HFP)とのコポリマーを含み、前記ヘキサフルオロプロピレンが、前記コポリマーの合計100%モル濃度に基づき、30%超のモル濃度で存在し、前記内層の前記溶融加工可能なフルオロポリマーが約20,000psi未満の曲げ弾性率を有する内層と、
前記内層のショア硬度より低いショア硬度を有する溶融加工可能なポリマーを含む外層とを含む、
多層可撓性チューブ。 - 溶融加工可能なフルオロポリマーを含む内層であって、前記フルオロポリマーがポリビニリデンフルオリド(PVDF)とヘキサフルオロプロピレン(HFP)とのコポリマーを含み、前記ヘキサフルオロプロピレンが、前記コポリマーの合計100%モル濃度に基づき、30%超のモル濃度で存在し、前記内層の前記溶融加工可能なフルオロポリマーが約20,000psi未満の曲げ弾性率を有する内層を提供することと、
前記内層のショア硬度より低いショア硬度を有する溶融加工可能なポリマーを含む外層を提供することとを含む、
多層可撓性チューブの製作方法。 - 前記ポリビニリデンフルオリドと前記ヘキサフルオロプロピレンとの前記コポリマーは、95未満のショアDを有する、請求項1に記載の多層可撓性チューブ。
- 前記外層は、熱可塑性ポリウレタン、熱硬化性ウレタン、フルオロエラストマー、EPDM、熱可塑性EPDM複合材、スチレン−エチレン系コポリマー、スチレンイソプレン系コポリマー、ポリオレフィンエラストマー、PVC、イソプレン、熱可塑性イソプレン複合材、ブレンド、アロイ、又はそれらの任意の組合せである、請求項1に記載の多層可撓性チューブ。
- 前記外層は、80未満のショアA硬度を有する、請求項1に記載の多層可撓性チューブ。
- 前記内層は、前記外層に直接配置される、請求項1に記載の多層可撓性チューブ。
- 前記内層と前記外層の間に配置される結合層をさらに含む、請求項1に記載の多層可撓性チューブ。
- 前記結合層は、熱可塑性ウレタン、ヘキサフルオロプロピレンとポリビニリデンフルオリドとのフルオロポリマーコポリマーと熱可塑性ウレタンとのブレンド、又はそれらの組合せを含む、請求項7に記載の多層可撓性チューブ。
- 前記結合層は、接着促進剤をさらに含み、前記接着促進剤は、無水マレイン酸グラフトPVDF、シラン系接着促進剤、エポキシ系化学物質、EVOH、アクリラートポリマー、アクリラートコポリマー、アセタールコポリマー、高極性をもった熱可塑性物質、又はそれらの組合せを含む、請求項7に記載の多層可撓性チューブ。
- 前記可撓性チューブは、SAE J30及びSAE J1737によって測定した場合、燃料透過に対して約15g/日/m2未満の耐性を有する、請求項1に記載の多層可撓性チューブ。
- 前記内層及び前記外層は、110°Fで少なくとも2週間後に、燃料への曝露後の層分離に対して耐性がある、請求項1に記載の多層可撓性チューブ。
- 前記内層、前記外層、又はそれらの組合せは、架橋助剤をさらに含む、請求項1に記載の多層可撓性チューブ。
- 前記架橋助剤は、ビスフェノールAF、トリアリールイソシアヌラート(TAIC)、トリアリールシアヌラート(TAC)、有機ペルオキシド、又はそれらの組合せを含む、請求項12に記載の多層可撓性チューブ。
- 0.1MRad〜50MRadでのガンマ線放射又はeビーム放射により、前記多層可撓性チューブに放射を行うことをさらに含む、請求項12に記載の多層可撓性チューブ。
- 前記内層を提供すること及び前記外層を提供することは、前記フルオロポリマーを押出し成形粘度になるまで、かつ前記外層の前記ポリマーを押出し成形粘度になるまで加熱することを含み、前記フルオロポリマーの前記押出し成形粘度と前記ポリマーの前記押出し成形粘度の差が25%以下である、請求項2に記載の多層可撓性チューブの製作方法。
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PCT/US2015/019682 WO2015138433A1 (en) | 2014-03-10 | 2015-03-10 | Multilayer flexible tube and methods for making same |
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EP3234431B1 (en) * | 2014-12-17 | 2020-05-27 | Saint-Gobain Performance Plastics Corporation | Composite tubing and method for making and using same |
US20170074427A1 (en) * | 2015-09-16 | 2017-03-16 | Cooper-Standard Automotive, Inc. | Fuel tube for a gasoline engine |
JP2018066449A (ja) * | 2016-10-21 | 2018-04-26 | 株式会社クラベ | 継手付チューブ |
JP2020535986A (ja) * | 2017-09-28 | 2020-12-10 | サン−ゴバン パフォーマンス プラスティックス コーポレイション | 燃料管及びその製造方法および使用方法 |
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- 2015-03-10 AU AU2015229653A patent/AU2015229653A1/en not_active Abandoned
- 2015-03-10 CN CN202010519548.2A patent/CN111645390A/zh active Pending
- 2015-03-10 KR KR1020167026484A patent/KR20160124897A/ko active IP Right Grant
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- 2015-03-10 WO PCT/US2015/019682 patent/WO2015138433A1/en active Application Filing
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Also Published As
Publication number | Publication date |
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EP3116711A1 (en) | 2017-01-18 |
RU2016138121A (ru) | 2018-03-29 |
CA2941242A1 (en) | 2015-09-17 |
KR20160124897A (ko) | 2016-10-28 |
AU2015229653A1 (en) | 2016-10-06 |
JP2017512947A (ja) | 2017-05-25 |
CN111645390A (zh) | 2020-09-11 |
CN106068178A (zh) | 2016-11-02 |
MX2016010767A (es) | 2016-10-26 |
JP2018173172A (ja) | 2018-11-08 |
WO2015138433A1 (en) | 2015-09-17 |
EP3116711B1 (en) | 2020-02-12 |
EP3116711A4 (en) | 2017-11-08 |
US20150252918A1 (en) | 2015-09-10 |
US9982812B2 (en) | 2018-05-29 |
TW201540997A (zh) | 2015-11-01 |
RU2016138121A3 (ja) | 2018-03-29 |
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