JP2016172840A - 複合材性能向上のための可溶性ナノ粒子 - Google Patents
複合材性能向上のための可溶性ナノ粒子 Download PDFInfo
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Abstract
【解決手段】樹脂内で可溶性又は準可溶性であり、10〜200ナノメートルの断面幅を有する複数の高分子ナノ粒子(204)を含む組成物であって、高分子ナノ粒子は体積比で樹脂混合物の10〜75%を占め、粒子中心と硬化後の樹脂との間に機械的特性の勾配を引き起こす。
【選択図】なし
Description
102 複合材レイアップ
104 複合材プライ
106 層間領域
108 一方向プライ
110 組成物
112 樹脂
114 樹脂混合物
116 亀裂
118 繊維
120 強化フィラメント
122 一方向テープ
124 乾燥繊維プリフォーム
200 高分子ナノ粒子
202 完全可溶性高分子ナノ粒子
204 準可溶性高分子ナノ粒子
206 断面幅
210 粒子の中心
212 ナノ粒子コア
214 勾配
216 第1のナノ粒子材料
218 第2のナノ粒子材料
220 第1の領域
222 第2の領域
240 コア・シースナノ粒子
242 シース
244 コア
246 成形粒子
248 粒子軸
250 一対の素子
252 磁力線
Claims (15)
- 樹脂(112)、
樹脂混合物(114)を形成するため、前記樹脂内に含まれる複数の高分子ナノ粒子(204)であって
前記樹脂内で可溶性又は準可溶性の前記高分子ナノ粒子
を含む組成物。 - 前記樹脂混合物(114)は硬化すると、前記高分子ナノ粒子を欠いている硬化済み樹脂の強靭性と比較してより大きな強靭性を有する、請求項1に記載の組成物。
- 前記高分子ナノ粒子(204)は、前記樹脂(112)内で準可溶性あり、前記高分子ナノ粒子の粒子中心と硬化後の前記樹脂との間に機械的特性の勾配を引き起こす又は生み出す、請求項1又は2に記載の組成物。
- 前記高分子ナノ粒子(204)は、第1の高分子ナノ粒子及び前記第1の高分子ナノ粒子とは異なる特性を有する第2の高分子ナノ粒子を含む、請求項1から3のいずれか一項に記載の組成物。
- 前記高分子ナノ粒子(204)は、10〜200ナノメートルの断面幅を有する、請求項1から4のいずれか一項に記載の組成物。
- 前記高分子ナノ粒子(204)は、体積比で前記樹脂混合物(114)の10%以上を構成し、且つ前記高分子ナノ粒子は、体積比で前記樹脂混合物の75%までを構成する、請求項1から5のいずれか一項に記載の組成物。
- 前記高分子ナノ粒子(204)の少なくとも一部は、シース内に埋め込まれた非球形粒子として形成されたコア(244)を封入するシース(204)を有するコア・シースナノ粒子(240)であり、
前記樹脂混合物が硬化した後に前記非球形粒子のみが留まるように、前記シースは前記樹脂(112)内で可溶性である、請求項1から6のいずれか一項に記載の組成物。 - 前記非球形粒子は、以下の材料、すなわち金属材料、高分子材料、並びにセラミクス及びガラスを含む無機材料のうちの少なくとも1つで形成される、請求項7に記載の組成物。
- 前記高分子ナノ粒子(204)の少なくとも一部の前記非球形粒子は、他の非球形粒子の粒子軸と平行になるように能動的に配向された粒子軸を有する、請求項7又は8に記載の組成物。
- 可溶性及び/又は準可溶性の高分子ナノ粒子(204)を樹脂(112)に混合して樹脂混合物(114)を形成すること、
前記樹脂混合物を硬化すること、及び
前記樹脂の硬化前又は硬化中に、少なくとも部分的に前記高分子ナノ粒子を前記樹脂に溶解すること
を含む、組成物を製造する方法。 - 前記高分子ナノ粒子(204)は前記樹脂(112)内で準可溶性であり、前記方法は、
前記樹脂の硬化に応答して、前記高分子ナノ粒子の粒子中心と前記樹脂との間に機械的特性の勾配を形成することを更に含む、請求項10に記載の方法。 - 前記樹脂(112)の前記硬化中に、所定の値を下回る温度及び時間で、前記高分子ナノ粒子(204)を固体の状態に保持すること、及び
前記樹脂の前記硬化中に、所定の値を上回る温度及び時間で、少なくとも部分的に前記高分子ナノ粒子を前記樹脂に溶解すること
を更に含む、請求項10又は11に記載の方法。 - 前記高分子ナノ粒子(204)は、コア(244)を封入するシース(242)を有するコア・シースナノ粒子(240)を含み、前記方法は、前記コアが不溶性材料から形成されることを更に含み、前記方法は、
前記シースが前記コアを前記樹脂に結合するように、前記樹脂の硬化前又は硬化中に、少なくとも部分的に前記シースを前記樹脂(112)に溶解することを更に含む、請求項12に記載の方法。 - 可溶性及び/又は準可溶性高分子ナノ粒子(204)を樹脂に混合する前記ステップは、
前記樹脂(112)に第1の高分子ナノ粒子及び第2の高分子ナノ粒子のうちの少なくとも1つを混合すること、及び
第1の及び/又は第2の高分子ナノ粒子を含まない樹脂の特性とは異なる樹脂特性をもたらす、第1の高分子ナノ粒子及び第2の高分子ナノ粒子のうちの少なくとも1つを溶解すること
を含む、請求項10から13のいずれか一項に記載の方法。 - 前記樹脂(112)に高分子ナノ粒子(204)を混合する前記ステップは、
コア・シースナノ粒子(240)を前記樹脂(112)に混合することであって、各コア・シースナノ粒子は少なくとも1つの成形済み又は非球形粒子を封入するシース(242)を有する混合すること、及び
前記成形済み又は非球形粒子のみが前記樹脂混合物内に留まるように、前記樹脂混合物(114)の前記硬化前又は硬化中に前記シースを溶解すること
を含む、請求項10に記載の方法。
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US10072126B2 (en) | 2018-09-11 |
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US10995187B2 (en) | 2021-05-04 |
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