JP2020520416A - 新規効果的負荷移動機構を含む、効率的な繊維からナノファイバーへの接着を通じた、ハイブリッド(繊維−ナノファイバー)テキスタイルを作製するためのプロセス - Google Patents
新規効果的負荷移動機構を含む、効率的な繊維からナノファイバーへの接着を通じた、ハイブリッド(繊維−ナノファイバー)テキスタイルを作製するためのプロセス Download PDFInfo
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Abstract
Description
本出願は、2016年11月29日出願の米国仮特許出願第62/427,429号に優先権を請求し、前記文献の開示は、すべての目的のため、その全体が本明細書に組み込まれる。
本発明は、ポリマー複合体産業のための、炭素または他の繊維タイプテキスタイルの処理、修飾、及び増進に関する。
本発明の別の実施形態において、ナノファイバーをトウ/フィラメントの形でプロセシングすることも可能であり、これを次いで、主繊維層内でさらに縫い、他の種類の縫い目及び横糸を排除して、材料取り扱いを容易にし、かつより高いラミナ性能に寄与し得る。
Claims (15)
- ナノ粒子強化ナノファイバーであって、例えば個々にまたは凝集体として、30nm〜8ミクロンの間のサイズ領域を持つ突起として、ナノ粒子強化材を含み、前記突起が、最終多層複合体のポリマーナノファイバー及びポリマーマトリックス系の間のアンカーとして用いられる、前記ナノ粒子強化ナノファイバー。
- 多層ポリマー複合体の2つ以上の連続一方向繊維(炭素、アラミド、ガラス等)ラミナ内の中間層領域を強化している、請求項1に記載のナノ粒子強化ポリマーナノファイバー。
- ナノファイバーのフィラメントの形状である、請求項1または請求項2に記載のナノ粒子強化ポリマーナノファイバー。
- エレクトロスピニングプロセスを通じて、または類似のサイズ、化学状態、及び強度のナノファイバーを生じ得る任意の他のプロセスを通じてプロセシングされる、請求項1〜3のいずれか1項に記載のナノ粒子強化ポリマーナノファイバー。
- 30〜300nmの現平均径を有する、請求項1〜4のいずれか1項に記載のナノ粒子強化ポリマーナノファイバー。
- 高い完全性、ならびにナノファイバー直径及びナノファブリック厚の低い偏差(+/−1ミクロン)の不織ナノファブリックの形状であり、特にナノ粒子強化ポリマーナノファイバーが、互いに別個の間隔(5mm〜10cm)、1〜25mmの範囲の幅、かつ炭素ファブリック製造ライン(UDまたは織物)の製造速度に適合する速度で、連続溶接ラインを通じて、1つの繊維ラミナの片側または両側上に、超音波溶接プロセスを通じて溶接されている、請求項1〜5のいずれか1項に記載のナノ粒子強化ポリマーナノファイバー。
- −独立して、最高100MPaの強度を提示する、ナノ粒子強化ポリマーナノファイバー及び主繊維層の繊維(炭素、アラミド、ガラス、ポリマー等)内に生成される複数の接着、及び/または
−負荷を有効に移動させ、最高40%の複合体多層構造引張強度の増加に寄与する、ナノ粒子強化ポリマーナノファイバー及び主繊維層の繊維(炭素、アラミド、ガラス、ポリマー等)内に生成される単数の接着、及び/または
−繊維、ナノファイバー、アンカリングナノ粒子のサイズスケーリング特性に基づいて、ラミナからラミナへ、反復フラクタル相互連結構造または構造を形成する、ナノ粒子強化ポリマーナノファイバー及び主繊維層の繊維(炭素、アラミド、ガラス、ポリマー等)内に生成される単数の接着
を含む、請求項6に記載のナノ粒子強化ポリマーナノファイバー。 - 反復羽毛様フラクタル構造の一部として、負荷移動に関与するナノ粒子からなる、請求項6または7に記載のナノ粒子強化ポリマーナノファイバー。
- 請求項1〜8に記載のナノ粒子強化ポリマーナノファイバーを生成し、次いで、ロールツーロールプロセスを通じて、繊維層の上部及び/または下部表面上に溶接する、連続プロセス。
- 一方向ラミナ平面内で多様な方向である、請求項6〜8に記載の、特に請求項9に記載のナノ粒子強化ポリマーナノファイバーと主繊維層との間の溶接を含む、連続プロセス。
- 最終多層複合体の性能によい影響を及ぼす各中間層領域内の異方性特性を提供する、請求項6〜8のいずれか1項に記載のナノ粒子強化ポリマーナノファイバーと、主繊維層との間の、ラミナからラミナへ異なる方向である、連続溶接プロセスであって、好ましくはナノ粒子強化ポリマーナノファイバーが次いで、主繊維層内に縫い込まれ、他の種類の縫い目及び横糸を排除することが可能であり、特に、前記ナノ粒子強化ポリマーナノファイバーが、主繊維層と溶接ポイント(pint)を形成する連続溶接プロセスを通じて溶接され、前記溶接ポイントが、材料全体に負荷を有効に移動させ得るフラクタル構造の別の形を生成する、前記連続溶接プロセス。
- さらなる含浸を伴わずに、熱可塑性プリプレグとして使用され得る、請求項1〜8のいずれか1項に記載され、かつ/または請求項11に記載の連続溶接プロセスによって製造される、ナノ粒子強化ポリマーナノファイバー。
- 連続熱分解プロセスを通じて炭化され得る、請求項1〜8のいずれか1項に記載され、かつ/または請求項11に記載の連続溶接プロセスによって製造される、ナノ粒子強化ポリマーナノファイバー。
- ポリマー繊維層の片面または両面上に接着される、請求項1〜8のいずれか1項に記載され、かつ/または請求項11に記載の連続溶接プロセスによって製造される、ナノ粒子強化ポリマーナノファイバーであって、次いで、連続熱分解プロセスを通じて、1つのサンドイッチラミナとして炭化され得る、前記ナノ粒子強化ポリマーナノファイバー。
- −アンカリングナノ粒子、
−請求項1〜8のいずれか1項に記載されるている、または請求項11に記載の連続溶接プロセスによって製造される、ナノ粒子強化ポリマーナノファイバー、及び
−繊維層
によって生成される、羽毛様フラクタル構造。
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