JP6902238B2 - 樹脂シートの製造方法、構造体の製造方法、構造体及び航空機機体 - Google Patents
樹脂シートの製造方法、構造体の製造方法、構造体及び航空機機体 Download PDFInfo
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- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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Description
図1は、第1の実施形態に係る樹脂シート10の概略平面図である。図2は、第1の実施形態に係る樹脂シート10の概略断面図である。樹脂シート10は、図1及び図2に示すように、樹脂フィルム12と、線状金属ナノ材料14と、を含む。樹脂シート10は、照射されるマイクロ波を吸収して発熱することで、樹脂シート10の少なくとも一方の面に接触して設けられた材料、例えば複合材料を加熱するものである。ここで、複合材料は、航空機、自動車及び船舶等に用いられる材料が例示される。
図12は、第2の実施形態に係る樹脂シート20の概略断面図である。なお、図12では、実施形態の説明のために強化繊維34aが極端な形で描かれているが、実際には、図示された大きさよりも細く、細かく絡み合っている。樹脂シート20は、樹脂シート10において、樹脂フィルム12を樹脂フィルム30に変更したものである。第2の実施形態の説明では、第1の実施形態と同様の構成に第1の実施形態と同一の符号群を用い、その詳細な説明を省略する。
図14は、第3の実施形態に係る構造体40の概略断面図である。図15は、第3の実施形態に係る構造体40の電磁波吸収特性のグラフである。図16は、第3の実施形態に係る構造体40の表面氷溶解機能の説明図である。なお、図14及び図16では、線状金属ナノ材料層44に含まれる線状金属ナノ材料14が省略されている。また、図14及び図16では、実施形態の説明のために強化繊維46aが極端な形で描かれているが、実際には、図示された大きさよりも細く、細かく絡み合っている。第3の実施形態の説明では、第1の実施形態または第2の実施形態と同様の構成に第1の実施形態または第2の実施形態と同一の符号群を用い、その詳細な説明を省略する。
第4の実施形態に係る航空機機体は、第3の実施形態に係る構造体40が用いられている。第4の実施形態の説明では、第1の実施形態から第3の実施形態と同様の構成に第1の実施形態から第3の実施形態と同一の符号群を用い、その詳細な説明を省略する。
12,30 樹脂フィルム
14 線状金属ナノ材料
16 加圧用シート
18 おもり
32 樹脂層
32a,42 表面層
32b,44 線状金属ナノ材料層
34,46 複合層
34a,46a,60a 強化繊維
40 構造体
48 電磁波
52 氷
54 電場印加用電極
60 複合材料
62 電場
100 従来の樹脂シート
102 従来の樹脂フィルム
104 従来の線状金属ナノ材料
Claims (19)
- 熱可塑性を有する樹脂フィルムの表面に線状金属ナノ材料を塗布する塗布ステップと、
前記線状金属ナノ材料が塗布された前記樹脂フィルムを加熱して軟化させる加熱ステップと、
前記線状金属ナノ材料が塗布された前記樹脂フィルムを、前記線状金属ナノ材料が塗布された面に直交する方向に沿って加圧する加圧ステップと、
を含み、
塗布された前記線状金属ナノ材料を、前記樹脂フィルムに潜り込ませて、前記線状金属ナノ材料を含む樹脂シートとすることを特徴とする樹脂シートの製造方法。 - 前記線状金属ナノ材料は、金属薄膜が被覆されたナノファイバーであることを特徴とする請求項1に記載の樹脂シートの製造方法。
- 前記線状金属ナノ材料は、金属薄膜がコイル状に形成されたナノコイルであることを特徴とする請求項1に記載の樹脂シートの製造方法。
- 前記線状金属ナノ材料は、網状に形成され、
前記塗布ステップでは、網状に形成した前記線状金属ナノ材料を前記樹脂フィルムの表面に転写することを特徴とする請求項1から請求項3のいずれか1項に記載の樹脂シートの製造方法。 - 前記加熱ステップでは、前記樹脂フィルムを、前記樹脂フィルムの融点の95%以上となる温度に加熱することを特徴とする請求項1から請求項4のいずれか1項に記載の樹脂シートの製造方法。
- 前記加圧ステップでは、前記樹脂フィルムを、2000Pa以上で加圧することを特徴とする請求項1から請求項5のいずれか1項に記載の樹脂シートの製造方法。
- 前記加熱ステップは、前記樹脂フィルムが加圧された状態で行われ、または、前記加圧ステップは、前記樹脂フィルムが加熱された状態で行われることを特徴とする請求項1から請求項6のいずれか1項に記載の樹脂シートの製造方法。
- 前記加熱ステップは、前記樹脂フィルムが加圧された状態で10分以上行われ、または、前記加圧ステップは、前記樹脂フィルムが加熱された状態で10分以上行われることを特徴とする請求項7に記載の樹脂シートの製造方法。
- 前記樹脂フィルムは、
前記樹脂フィルムを強化する強化繊維を有し、
前記強化繊維がない樹脂層と、
前記強化繊維を含む複合層と、を含み、
塗布された前記線状金属ナノ材料を、前記樹脂層に潜り込ませることを特徴とする請求項1から請求項8のいずれか1項に記載の樹脂シートの製造方法。 - 複合材料を含む構造体の製造方法であって、
請求項1から請求項9のいずれか1項に記載の樹脂シートの製造方法により樹脂シートを製造し、
前記複合材料の表面に、前記樹脂シートを配置するシート配置ステップと、
前記樹脂シートに電場を印加して、前記線状金属ナノ材料を発熱させ、前記複合材料と前記樹脂シートとを同時硬化させる同時硬化ステップと、
を含むことを特徴とする構造体の製造方法。 - 前記線状金属ナノ材料は、電磁波を吸収することを特徴とする請求項10に記載の構造体の製造方法。
- 前記線状金属ナノ材料は、電場が印加されることで発熱し、表面に付着した氷を溶解することを特徴とする請求項10または請求項11に記載の構造体の製造方法。
- 複合材料を含む構造体であって、
表面に配され樹脂を含む表面層と、
前記表面層の一方に配され、樹脂及び前記樹脂に潜り込んで配された線状金属ナノ材料を含む線状金属ナノ材料層と、
前記線状金属ナノ材料層に対して前記表面層の反対側に配され、樹脂及び前記樹脂を強化する強化繊維を含む複合層と、
を含むことを特徴とする構造体。 - 前記線状金属ナノ材料は、金属薄膜が被覆されたナノファイバーであることを特徴とする請求項13に記載の構造体。
- 前記線状金属ナノ材料は、金属薄膜がコイル状に形成されたナノコイルであることを特徴とする請求項13に記載の構造体。
- 前記線状金属ナノ材料は、網状に形成されていることを特徴とする請求項13から請求項15のいずれか1項に記載の構造体。
- 前記線状金属ナノ材料は、電磁波を吸収することを特徴とする請求項13から請求項16のいずれか1項に記載の構造体。
- 前記線状金属ナノ材料は、電場が印加されることで発熱し、表面に付着した氷を溶解することを特徴とする請求項13から請求項17のいずれか1項に記載の構造体。
- 請求項13から請求項18のいずれか1項に記載の構造体が用いられた表面部材と、
を含むことを特徴とする航空機機体。
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EP18766890.0A EP3584054A4 (en) | 2017-03-17 | 2018-03-16 | METHOD FOR PRODUCING A RESIN LAYER, RESIN LAYER, METHOD FOR PRODUCING A STRUCTURAL BODY, STRUCTURAL BODY AND PLANE CELL OF A PLANE |
US16/494,041 US11267549B2 (en) | 2017-03-17 | 2018-03-16 | Method for manufacturing resin sheet, resin sheet, method for manufacturing structural body, structural body, and airframe of aircraft |
PCT/JP2018/010538 WO2018169066A1 (ja) | 2017-03-17 | 2018-03-16 | 樹脂シートの製造方法、樹脂シート、構造体の製造方法、構造体及び航空機機体 |
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