JP2015123699A - 積層構造体およびその製造方法 - Google Patents
積層構造体およびその製造方法 Download PDFInfo
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- JP2015123699A JP2015123699A JP2013270725A JP2013270725A JP2015123699A JP 2015123699 A JP2015123699 A JP 2015123699A JP 2013270725 A JP2013270725 A JP 2013270725A JP 2013270725 A JP2013270725 A JP 2013270725A JP 2015123699 A JP2015123699 A JP 2015123699A
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- Prior art keywords
- layer
- laminated structure
- core
- resin foam
- resin
- Prior art date
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Abstract
【解決手段】この積層構造体1は、繊維強化樹脂で形成された第一層10と、繊維強化樹脂で形成され、第一層10に対向して配置された第二層11と、第一の樹脂発泡体で形成され、第一層10と第二層11との間に配置された第一コア層12と、第二の樹脂発泡体で形成され、第一コア層12と第二層11との間に配置された第二コア層13と、を備える。第一の樹脂発泡体は、第二の樹脂発泡体よりも耐燃焼性が高い。
【選択図】図1
Description
10 第一FRP層
11 第二FRP層
12 耐燃焼性コア層(第一耐燃焼性コア層)
13 高強度コア層
14 せん断応力の中立面
15 耐燃焼性コア層(第二耐燃焼性コア層)
Claims (20)
- 繊維強化樹脂で形成された第一層と、
繊維強化樹脂で形成され、前記第一層に対向して配置された第二層と、
第一の樹脂発泡体で形成され、前記第一層と前記第二層との間に配置された第一コア層と、
第二の樹脂発泡体で形成され、前記第一コア層と前記第二層との間に配置された第二コア層と、を備え、
前記第一の樹脂発泡体は、前記第二の樹脂発泡体よりも耐燃焼性が高い、積層構造体。 - 前記第二の樹脂発泡体は、前記第一の樹脂発泡体よりも強度が高い、請求項1記載の積層構造体。
- 前記第二コア層の厚さは、前記第一コア層の厚さよりも厚い、請求項1または2に記載の積層構造体。
- 前記第一コア層と前記第二コア層とが接合されている、請求項1乃至3のいずれか一項に記載の積層構造体。
- 前記第一コア層と前記第二コア層との接合が、接着、溶着、融着のいずれか、またはそれらの組合せで行なわれる、請求項4記載の積層構造体。
- 前記第一層と前記第一コア層とが、前記第一層を形成する樹脂の一部によって接合されている、請求項1乃至5のいずれか一項に記載の積層構造体。
- 前記第二層と前記第二コア層とが、前記第二層を形成する樹脂の一部によって接合されている、請求項1乃至6のいずれか一項に記載の積層構造体。
- 前記第二コア層と前記第二層との間に、前記第二の樹脂発泡体よりも耐燃焼性が高い樹脂発泡体で形成された第三コア層が配置されている、請求項1乃至6のいずれか一項に記載の積層構造体。
- 前記第二コア層と前記第三コア層とが接合されている、請求項8記載の積層構造体。
- 前記第二コア層と前記第三コア層との接合が、接着、溶着、融着のいずれか、またはそれらの組合せで行なわれる、請求項9記載の積層構造体。
- 前記第二層と前記第三コア層とが、前記第二層を形成する樹脂の一部によって接合されている、請求項8乃至10のいずれか一項に記載の積層構造体。
- 前記第一の樹脂発泡体は、ポリエチレンテレフタレート、フェノール、ポリエーテルスルホンのいずれかで形成されている、請求項1乃至11のいずれか一項に記載の積層構造体。
- 前記第二の樹脂発泡体は、ポリ塩化ビニル、ポリメタクリルイミド、ポリイミド、ポリエーテルイミドのいずれかで形成されている、請求項1乃至12のいずれか一項に記載の積層構造体。
- 前記積層構造体は、鉄道車両の先頭車両の先頭部の少なくとも一部を形成する構造部材として使用される、請求項1乃至13のいずれか一項に記載の積層構造体。
- 前記繊維強化樹脂は、熱硬化性樹脂を用いて形成されている、請求項1乃至14のいずれか一項に記載の積層構造体。
- 積層構造体の製造方法において、
第一の樹脂発泡体によって第一コア部材を形成する工程と、
第二の樹脂発泡体によって第二コア部材を形成する工程と、
前記第一コア部材と前記第二コア部材とを積層してコア部材組立体を形成する工程と、
成形型に第一FRP層を形成するための強化繊維を積層する工程と、
前記第一FRP層形成のための強化繊維の表面に前記コア部材組立体の前記第一コア部材側を対向させて積層する工程と、
前記コア部材組立体の前記第二コア部材側に、第二FRP層を形成するための強化繊維を積層する工程と、を備え、
前記第一の樹脂発泡体は、前記第二の樹脂発泡体よりも耐燃焼性が高い、積層構造体の製造方法。 - 前記第二の樹脂発泡体は、前記第一の樹脂発泡体よりも強度が高い、請求項16記載の積層構造体の製造方法。
- 前記第二コア部材と前記第二層との間に、第三コア部材を形成する工程をさらに備えた、請求項16または17に記載の積層構造体の製造方法。
- 前記第一層および前記第二層と、これらの層に隣接するコア部材とを、前記第一層および前記第二層のそれぞれを形成する樹脂の一部によって接合する、請求項16乃至18のいずれか一項に記載の積層構造体の製造方法。
- 前記繊維強化樹脂は、熱硬化性樹脂を用いて形成される、請求項16乃至19のいずれか一項に記載の積層構造体の製造方法。
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- 2013-12-27 JP JP2013270725A patent/JP6313973B2/ja active Active
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2014
- 2014-12-19 WO PCT/JP2014/083711 patent/WO2015098751A1/ja active Application Filing
- 2014-12-19 CN CN201480071251.7A patent/CN106029362B/zh active Active
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JPH0574456B2 (ja) * | 1987-12-28 | 1993-10-18 | Schreiner Luchtvaart | |
JPH10273042A (ja) * | 1997-03-31 | 1998-10-13 | Kawasaki Heavy Ind Ltd | 高速車両の先頭部の耐鳥衝突構造 |
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JP2013035246A (ja) * | 2011-08-10 | 2013-02-21 | Toyota Motor Corp | 繊維強化樹脂成形体及びそれを用いた車両用内装材 |
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CN106029362A (zh) | 2016-10-12 |
JP6313973B2 (ja) | 2018-04-18 |
US20160325524A1 (en) | 2016-11-10 |
CN106029362B (zh) | 2019-07-09 |
WO2015098751A1 (ja) | 2015-07-02 |
US10603869B2 (en) | 2020-03-31 |
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