JP2006168357A - 中間のポリマーアロイ層を備えた低コストで低透過性の多層チューブ - Google Patents
中間のポリマーアロイ層を備えた低コストで低透過性の多層チューブ Download PDFInfo
- Publication number
- JP2006168357A JP2006168357A JP2005343912A JP2005343912A JP2006168357A JP 2006168357 A JP2006168357 A JP 2006168357A JP 2005343912 A JP2005343912 A JP 2005343912A JP 2005343912 A JP2005343912 A JP 2005343912A JP 2006168357 A JP2006168357 A JP 2006168357A
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- Japan
- Prior art keywords
- polyamide
- layer
- thermoplastic resin
- multilayer tube
- thermoplastic
- 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.)
- Granted
Links
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- 239000004952 Polyamide Substances 0.000 claims abstract description 63
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- CYXIKYKBLDZZNW-UHFFFAOYSA-N 2-Chloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)CCl CYXIKYKBLDZZNW-UHFFFAOYSA-N 0.000 claims description 3
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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
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- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
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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
- F16L2011/047—Hoses, i.e. flexible pipes made of rubber or flexible plastics with a diffusion barrier layer
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
- Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
- Y10T428/139—Open-ended, self-supporting conduit, cylinder, or tube-type article
- Y10T428/1393—Multilayer [continuous layer]
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)
Abstract
【解決手段】ポリアミド、熱可塑性エラストマー、およびこれらの混合物のような第1の溶融加工可能な熱可塑性樹脂を含有する第1の層と、第1の層で使用される溶融加工可能な熱可塑性樹脂と化学的に異なる第2の溶融加工可能な熱可塑性樹脂で形成された第2の層と、第1の層と第2の層との間に配置される中間層とを有している。中間層は、第1の溶融加工可能な熱可塑性樹脂と、第2の熱可塑性樹脂とを含み、固化される溶融加工可能な熱可塑性溶液でできており、この溶液中で、第1の熱可塑性樹脂と第2の熱可塑性樹脂とは、基本的に非均質な状態で互いに対して分散された個別的に識別できる形で存在している。
【選択図】 図2
Description
a.外側層12に使用され、重量で約10%ないし約90%を占める少なくとも1つの熱可塑性材料と(ポリマー成分I)、
b.内側層14に使用され、重量で約10%ないし約90%を占める少なくとも1つの熱可塑性材料と(ポリマー成分II)、
c.アロイ組成物中に前記外側層に使用される少なくとも1つの熱可塑性材料と、内側層に使用される少なくとも1つの熱可塑性材料とを維持するのに十分な量の相溶化剤(相溶化剤)と、を有している。
Claims (20)
- ポリアミド、熱可塑性エラストマー、およびこれらの混合物から成る群より選択された第1の溶融加工可能な熱可塑性樹脂で形成された第1の層と、
前記第1の溶融加工可能な熱可塑性樹脂とは化学的に異なる第2の溶融加工可能な熱可塑性樹脂で形成された第2の層と、
前記第1の層と第2の層との間に配置され、前記第1の溶融加工可能な熱可塑性樹脂、前記第2の溶融加工可能な熱可塑性樹脂およびポリマー相溶化剤から本質的になる固化された溶融加工可能な熱可塑性溶液で形成から構成され、前記第1の熱可塑性樹脂と前記第2の熱可塑性樹脂とは、基本的に非均質的な状態で互いに分散された、個別的に認識できる成分として存在しているところの中間層
を備える多層チューブ。 - 前記第1の溶融加工可能な熱可塑性樹脂のポリアミドは、ポリアミド6、ポリアミド6.6、ポリアミド11、ポリアミド12、およびこれらの混合物から成る群より選択される請求項1に記載の多層チューブ。
- 前記第2の溶融加工可能な熱可塑性樹脂は、フルオロプラスチックである請求項2に記載の多層チューブ。
- 前記フルオロプラスチックは、ポリフッ化ビニリデン、ポリフッ化ビニル、ポリクロロトリフルオロエチレン、エチレンテトラフルオロエチレンコポリマー、およびこれらの混合物から成る群より選択される請求項3に記載の多層チューブ。
- 前記熱可塑性樹脂は、エチレンテトラフルオロエチレンコポリマー、ポリフッ化ビニリデン、ポリフッ化ビニル、およびこれらの混合物から成る群より選択される請求項4に記載の多層チューブ。
- 前記中間層に使用される熱可塑性材料は、本質的に、
重量で約10%ないし約90%のフルオロプラスチックと、
重量で約10%ないし約90%のポリアミドと、
互いに分散された個別的に認識できる成分を維持するのに十分な量の相溶化剤と
からなる請求項3に記載の多層チューブ。 - 前記フルオロプラスチックは、重量で約60%ないし約70%であり、前記ポリアミドは、重量で約30%ないし約40%である請求項6に記載の多層チューブ。
- 前記ポリアミド熱可塑性樹脂は、非均質な状態で、局所的な領域で、前記中間層のフルオロポリマー中に分散されている請求項7に記載の多層チューブ。
- ポリアミドの前記局所的な領域は、前記中間層の径方向の厚さにおいて濃度勾配を示し、ポリアミドの濃度が大きい領域は、前記第1の層に近接している請求項8に記載の多層チューブ。
- 前記ポリマー相溶化剤は、フルオロプラスチックのグラフトコポリマー、ポリアミドのグラフトコポリマー、フルオロポリマーのブロックコポリマー、およびポリアミドのブロックコポリマーとから成る群より選択される請求項6に記載の多層チューブ。
- 前記ポリマー相溶化剤は、無水マレイン酸、GMA、メチルアクリルカプロラクタム、アクリルカプロラクタム、カルボン酸、ポリアミド鎖、ハロゲン化ポリエチレン、およびビニルベンジルクロライドの内の少なくとも1つがグラフトされた少なくとも1つのフルオロポリマーを包含する請求項10に記載の多層チューブ。
- ポリアミド、熱可塑性エラストマー、およびこれらの混合物より成る群から選択された第1の溶融加工可能な熱可塑性樹脂で形成された第1の層と、
前記第1の溶融加工可能な熱可塑性樹脂とは化学的に異なり、ポリテトラフルオロエチレン、過フッ素化エチレンプロピレン、ペルフルオロアルコキシフルオロカーボン樹脂、テトラフルオロエチレンペルフルオロビニルエーテル、エチレンテトラフルオロエチレン(ETFE)、テトラフルオロエチレンとヘキサフルオロプロピレンのコポリマー、ポリフッ化ビニリデン(PVDF)、ポリフッ化ビニリデンと共重合されたクロロトリフルオロエチレンおよびビニリデンジフルオライドのポリフッ化ビニルコポリマー、ポリフッ化ビニルと共重合されたクロロトリフルオロエタンとビニリデンジフルオライドのコポリマー、ポリクロロトリフルオロエチレン、フッ化ビニリデンとクロロトリフルオロエタンのコポリマーのようなフッ素を有するポリマーのグラフトコポリマー、フッ化ビニルおよびクロロトリフルオロエチレンのコポリマー、およびこれらの混合物からなる群より選択された第2の溶融加工可能な熱可塑性樹脂で形成された第2の層と、
前記第1の層と第2の層との間に配置され、前記第1の溶融加工可能な熱可塑性樹脂と、前記第2の溶融加工可能な熱可塑性樹脂とポリマー相溶化剤とから本質的になる固化された溶融加工可能な熱可塑性溶液から構成され、前記第1の熱可塑性樹脂と第2の熱可塑性樹脂とは、本質的に非均質な状態で互いに分散された個別的に認識できる成分として存在しているところの中間相
を備える多層チューブ。 - 前記第2の層は、ポリフッ化ビニリデン、エチレンテトラフルオロエチレン、およびこれらの混合物から成る群より選択されたフルオロポリマー材料で形成されている、請求項10に記載の多層チューブ。
- 前記第1の層は、12カーボンブロックポリアミド、11カーボンブロックポリアミド、6カーボンブロックポリアミド、およびこれらの混合物の群より選択された材料で形成されている、請求項12に記載の多層チューブ。
- 前記第1の層は、6カーボンブロックポリアミドである、請求項14に記載の多層チューブ。
- 前記中間層の前記溶融加工可能な熱可塑性樹脂は、
エチレンテトラフルオロエチレン、ポリビニリデンジフルオライド、およびこれらの混合物から成る群より選択され、重量で約65%ないし約75%を占めるフルオロプラスチックと、
ポリアミド6、ポリアミド11、ポリアミド12、およびこれらの混合物から成る群より選択され、重量で約25%ないし約35%を占めるポリアミドと、
互いに分散された個別的に認識できる成分を維持するのに十分な量のポリマー相溶化剤と
を含む請求項15に記載の多層チューブ。 - 前記ポリアミド熱可塑性樹脂は、局所的な領域内で、非均質な状態で、前記中間層のフルオロプラスチック中に分散されている請求項14に記載の多層チューブ。
- 前記局所的なポリアミド領域は、前記中間層の径方向の厚さにおいて濃度勾配を示しており、ポリアミドの濃度が高い領域は、前記第1の層に近接している請求項16に記載の多層チューブ。
- 前記ポリマー相溶化剤は、フルオロプラスチックのグラフトコポリマー、ポリアミドのグラフトコポリマー、フルオロプラスチックのブロックコポリマー、およびポリアミドのブロックコポリマーから成る群より選択されている、請求項16に記載の多層チューブ。
- 前記ポリマー相溶化剤は、無水マレイン酸、GMA、メタルアクリルカプロラクタム、アクリルカプロラクタム、カルボン酸、ポリアミド鎖、ハロゲン化ポリエチレン、およびビニルベンジルクロライドのうち少なくとも1つとグラフトされた少なくとも1つのフルオロポリマーを包含する請求項19に記載の多層チューブ。
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US10/999,032 US20050155662A1 (en) | 2002-06-03 | 2004-11-29 | Low-cost, low permeation multi-layer tubing having intermediate polymeric alloy layer |
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JP4295274B2 JP4295274B2 (ja) | 2009-07-15 |
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DE102009012311A1 (de) * | 2009-03-09 | 2010-09-16 | Veritas Ag | Kraftstoffleitung |
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DE202012104423U1 (de) * | 2012-11-16 | 2014-02-17 | Rehau Ag + Co. | Flexibler Schlauch mit einer mehrschichtigen Wandung |
KR200487811Y1 (ko) * | 2016-04-11 | 2018-11-07 | (주)동인 | 불소수지 칼라튜브 |
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-
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- 2005-11-29 JP JP2005343912A patent/JP4295274B2/ja not_active Expired - Fee Related
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US20050155662A1 (en) | 2005-07-21 |
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EP1661691A3 (en) | 2006-07-05 |
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