JP7240079B2 - 複合材の変形能力を向上させるための高分子ナノ粒子 - Google Patents
複合材の変形能力を向上させるための高分子ナノ粒子 Download PDFInfo
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- C08J5/241—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs using inorganic fibres
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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 繊維トウ
112 強化フィラメント
114 樹脂混合物
116 組成物
118 樹脂
120 強化フィラメント
122 樹脂混合物
124 樹脂混合物ひずみ
150 高分子ナノ粒子
152 粒子断面幅
154 ポリマー骨格
156 自由体積の大きい高分子ナノ粒子
158 多孔性高分子ナノ粒子
160 ナノ粒子ひずみ
162 拡張
168 2軸引張
170 ポア
200 高分子ナノ粒子
202 第1の方向
204 第2の方向
206 第3の方向
208 単軸引張負荷
210 引張ひずみ
212、214 圧縮ひずみ
300、400 方法
Claims (13)
- 樹脂(118)、
多孔性高分子ナノ粒子(150)、
前記樹脂と前記多孔性高分子ナノ粒子とを含む樹脂混合物(122)を含む組成物であって、
前記組成物が、
前記樹脂(118)の自由体積よりも大きいナノ粒子自由体積、及び
前記樹脂(118)の空隙率よりも高いナノ粒子空隙率
のうちの少なくとも1つに起因して、前記樹脂(118)よりも高い破壊歪を有し、
前記樹脂(118)及び/又は前記多孔性高分子ナノ粒子(150)は、
アクリル、フルオロカーボン、ポリアミド、ポリオレフィン、ポリエステル、ポリカーボネート、ポリウレタン、ポリアリールエーテルケトン、ポリエーテルイミド、ポリエーテルスルホン、ポリスルホン、及びポリフェニルスルホン、
ポリウレタン、フェノール、ポリイミド、スルホン化ポリマー、導電性ポリマー、ベンゾオキサジン、ビスマレイミド、シアン酸エステル、ポリエステル、エポキシ、及びシルセスキオキサンのうちの少なくとも1つで構成される、組成物。 - 前記多孔性高分子ナノ粒子(150)が概して球状である、請求項1に記載の組成物。
- 前記樹脂(118)は、硬化されると、前記多孔性高分子ナノ粒子(150)を含まない樹脂(118)の破壊歪よりも高い、少なくとも1つの方向に沿った破壊歪を有する、請求項1又は2に記載の組成物。
- 前記多孔性高分子ナノ粒子(150)の少なくとも幾つかが、ナノ粒子の全体積の50パーセントよりも多くを占める単一の細孔(170)によって提供されるナノ粒子空隙率を有する、請求項1から3の何れか一項に記載の組成物。
- 前記多孔性高分子ナノ粒子(150)の少なくとも幾つかがナノ粒子自由体積を有し、前記多孔性高分子ナノ粒子の体積の95パーセントまでが、非連結の固体であり、これにより、前記多孔性高分子ナノ粒子の自由体積膨張が可能となる、請求項1から4の何れか一項に記載の組成物。
- 前記多孔性高分子ナノ粒子(150)が、10~200ナノメートルの粒子断面幅を有する、請求項1から5の何れか一項に記載の組成物。
- 前記多孔性高分子ナノ粒子(150)は、体積比で前記樹脂混合物(122)の10パーセント以上を構成し、前記多孔性高分子ナノ粒子(150)は、体積比で前記樹脂(118)混合物の75パーセントまでを構成する、請求項1から6の何れか一項に記載の組成物。
- 前記樹脂混合物(122)は、複合材構造体のコーティング、接着剤、射出成形用プラスチック、樹脂混合物のうちの少なくとも1つに含まれる、請求項1から7の何れか一項に記載の組成物。
- 前記多孔性高分子ナノ粒子(150)の少なくとも幾つかが、アクリル、フルオロカーボン、ポリアミド、ポリオレフィン、ポリエステル、ポリカーボネート、ポリウレタン、ポリアリールエーテルケトン、ポリエーテルイミド、ポリエーテルスルホン、ポリスルホン、及びポリフェニルスルホンのうちの少なくとも1つで形成され、且つ少なくとも部分的に前記樹脂(118)に可溶であり、
前記樹脂混合物(122)が、硬化されると、前記多孔性高分子ナノ粒子(150)を含まない硬化された樹脂(118)の靱性に対して増大した靱性を有する、請求項1から8の何れか一項に記載の組成物。 - 前記多孔性高分子ナノ粒子(150)が、
前記樹脂(118)と前記多孔性高分子ナノ粒子との間で負荷を伝達可能であるか、
少なくとも部分的に前記樹脂(118)に可溶であるかの何れかである、シース内に含有される、請求項1から9の何れか一項に記載の組成物。 - 複合材構造体に印加される負荷に抵抗する方法であって、
多孔性高分子ナノ粒子(150)を含む樹脂(118)を有する複合材構造体に負荷を印加するステップであって、前記多孔性高分子ナノ粒子(150)を含む樹脂(118)が、
前記樹脂(118)の自由体積よりも大きいナノ粒子自由体積、及び
前記樹脂(118)よりも高い空隙率であるナノ粒子空隙率
の少なくとも1つに起因して、前記多孔性高分子ナノ粒子(150)を含まない前記樹脂(118)よりも高い破壊歪を有する、ステップ
を含み、
前記樹脂(118)及び/又は前記多孔性高分子ナノ粒子(150)は、
アクリル、フルオロカーボン、ポリアミド、ポリオレフィン、ポリエステル、ポリカーボネート、ポリウレタン、ポリアリールエーテルケトン、ポリエーテルイミド、ポリエーテルスルホン、ポリスルホン、及びポリフェニルスルホン、
ポリウレタン、フェノール、ポリイミド、スルホン化ポリマー、導電性ポリマー、ベンゾオキサジン、ビスマレイミド、シアン酸エステル、ポリエステル、エポキシ、及びシルセスキオキサン
のうちの少なくとも1つで構成される、方法。 - 前記負荷を印加するステップが、
前記複合材構造体の第1の軸に沿って前記負荷を印加することを含む、請求項11に記載の方法。 - 前記負荷を印加するステップが、
前記第1の軸に沿って引張負荷を印加することを含む、請求項11又は12に記載の方法。
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US14/493,369 | 2014-09-23 | ||
US14/493,369 US10662302B2 (en) | 2014-09-23 | 2014-09-23 | Polymer nanoparticles for improved distortion capability in composites |
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JP2016166322A JP2016166322A (ja) | 2016-09-15 |
JP2016166322A5 JP2016166322A5 (ja) | 2019-10-10 |
JP7240079B2 true JP7240079B2 (ja) | 2023-03-15 |
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EP (2) | EP3000839B1 (ja) |
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