JP2009523083A - 複合積層板とその製法 - Google Patents
複合積層板とその製法 Download PDFInfo
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- JP2009523083A JP2009523083A JP2009501615A JP2009501615A JP2009523083A JP 2009523083 A JP2009523083 A JP 2009523083A JP 2009501615 A JP2009501615 A JP 2009501615A JP 2009501615 A JP2009501615 A JP 2009501615A JP 2009523083 A JP2009523083 A JP 2009523083A
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Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Laminated Bodies (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
Description
本願は、2006年9月6日に出願された米国仮出願第60/842,874号の利益を受けるものであり、本願にはその出願が参考文献として組み入れられる。さらに、本願は、2005年12月15日に出願された米国仮出願第60/750,761号の利益を受けて2006年12月15日に出願された米国出願第11/640,166号の一部継続出願であり、本願にはそれら2つの出願もまた、参考文献として組み入れられる。
Claims (17)
- 熱可塑性樹脂の母材および当該母材の中に含まれる一方向に並んだ複数の繊維を各々有する第1の複合材料層および第2の複合材料層を準備するステップと、
前記第2の複合材料層に含まれる繊維の方向が前記第1の複合材料層に含まれる繊維の方向を横断するように前記第2の複合材料層を前記第1の複合材料層の上に配置するステップと、
前記第1の複合材料層と前記第2の複合材料層とを互いに接着し複合積層板を生成するステップと
を備える方法。 - 前記第2の複合材料層を前記第1の複合材料層の上に配置するステップにおいて、前記第2の複合材料層に含まれる繊維の方向が前記第1の複合材料層に含まれる繊維の方向に対し第1の鋭角をなすように前記第2の複合材料層を前記第1の複合材料層の上に配置し、
熱可塑性樹脂の母材および当該母材の中に含まれる一方向に並んだ複数の繊維を有する第3の複合材料層を準備するステップと、
前記第3の複合材料層に含まれる繊維の方向が前記第1の複合材料層に含まれる繊維の方向に対し前記第1の鋭角とは異なる第2の鋭角をなすように前記第3の複合材料層を前記第1の複合材料層の上に配置するステップと
を備える請求項1に記載の方法。 - 前記第1の鋭角は45度であり、前記第2の鋭角は−45度である
請求項2に記載の方法。 - コア材料を準備するステップと、
熱可塑性樹脂の母材および当該母材の中に含まれる一方向に並んだ複数の繊維を有する複合材料層を含む強化用材料を前記コア材料の一部に付けるステップと、
前記強化用材料および前記コア材料に熱および圧力を加えて前記強化用材料を前記コア材料に接着し製品を生成するステップと
を備える方法。 - 前記コア材料はプリプレグを組成に含む
請求項4に記載の方法。 - 前記プリプレグは、熱可塑性樹脂の母材および当該母材の中に含まれる一方向に並んだ複数の繊維を各々有する第1の複合材料層および第2の複合材料層を備え、前記第2の複合材料層に含まれる繊維の方向が前記第1の複合材料層に含まれる繊維の方向を横断するように前記第2の複合材料層が前記第1の複合材料層の上に配置された状態で、前記第2の複合材料層が前記第1の複合材料層に接着されている
請求項5に記載の方法。 - 前記プリプレグが備える前記第1の複合材料層は、前記プリプレグが備える前記第2の複合材料層に含まれる繊維とは異なる種類の繊維を含む
請求項6に記載の方法。 - 前記プリプレグの温度を、前記プリプレグが型成形の工程における加圧および加熱を受けられる状態となる温度とするステップと、
前記プリプレグに加圧し前記プリプレグに含まれる母材を変形するステップと、
前記コア材料および前記強化用材料を型成形するための型に加熱し前記プリプレグの内部の温度を型成形に要する所定の温度とするステップと、
前記型にセットされた前記コア材料および前記強化用材料に加圧し前記コア材料および前記強化用材料の成形を行うステップと、
前記型にセットされた前記コア材料および前記強化用材料を冷却するステップと、
冷却された前記コア材料および前記強化用材料を前記製品として前記型から取り出すステップと
を備える請求項5に記載の方法。 - 前記プリプレグに含まれる熱可塑性樹脂の母材はポリプロピレンを組成として含み、
前記プリプレグが型成形の工程における加圧および加熱を受けられる状態となる温度は華氏125度であり、
前記型成形に要する所定の温度は華氏340度であり、
前記コア材料および前記強化用材料の成形を行うステップにおいて加えられる圧力は1平方インチ当たり100ポンドであり、
前記コア材料および前記強化用材料を冷却するステップにおける冷却時の温度は華氏125度である
請求項8に記載の方法。 - 前記プリプレグに含まれる熱可塑性樹脂の母材はポリエチレンを組成として含み、
前記プリプレグが型成形の工程における加圧および加熱を受けられる状態となる温度は華氏125度であり、
前記型成形に要する所定の温度は華氏250度であり、
前記コア材料および前記強化用材料の成形を行うステップにおいて加えられる圧力は1平方インチ当たり100ポンドであり、
前記コア材料および前記強化用材料を冷却するステップにおける冷却時の温度は華氏125度である
請求項8に記載の方法。 - 型の中に複数の層を積み上げ積層を形成するステップと、
前記積層に熱かしめを行い前記積層に含まれる層の方向を安定させるステップと、
前記積層の内部の温度が、前記積層に含まれる複数の層が互いに合着し前記プリプレグを形成するために要する温度となるまで、前記積層に加圧および加熱を行うステップと、
前記加圧および加熱により前記積層から形成された前記プリプレグの温度が、型成形の工程における加圧および加熱を受けられる状態となる温度となるまで冷却するステップと
を備える請求項5に記載の方法。 - 熱可塑性樹脂の母材および当該母材の中に含まれる一方向に並んだ複数の繊維を各々有する第1の複合材料層および第2の複合材料層を備え、
前記第2の複合材料層に含まれる繊維の方向が前記第1の複合材料層に含まれる繊維の方向を横断するように前記第2の複合材料層が前記第1の複合材料層の上に配置された状態で、前記第2の複合材料層が前記第1の複合材料層に接着されている
複合積層板。 - 前記第1の複合材料層に含まれる繊維は、前記第2の複合材料層に含まれる繊維とは異なる種類の繊維である
請求項12に記載の複合積層板。 - 前記第1の複合材料層に含まれる繊維の方向は、前記第2の複合材料層に含まれる繊維の方向に対し90度の角度をなす
請求項13に記載の複合積層板。 - 前記第1の複合材料層に含まれる繊維の方向は、前記第2の複合材料層に含まれる繊維の方向に対し90度の角度をなす
請求項12に記載の複合積層板。 - NIJ基準のタイプII、タイプIIA、タイプIII、タイプIIIAおよびタイプIV、およびMIL−STD−622に規定されているV50試験の中のいずれかを満たす防弾パネルを構成する
請求項12に記載の複合積層板。 - 請求項4に記載の方法により生成される製品。
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