JP6490580B2 - 非常に低含有量の炭素系ナノフィラーを有する複合材料、これらの調製方法およびこれらの使用 - Google Patents
非常に低含有量の炭素系ナノフィラーを有する複合材料、これらの調製方法およびこれらの使用 Download PDFInfo
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Description
a)0.25質量%から3質量%の炭素系ナノフィラーを含むプレ複合体を得るために、炭素系ナノフィラーが濃縮されているマスターバッチを、ポリマーマトリックスと共にコンパウンドデバイスに導入し、次いで混錬する工程;
b)場合により、プレ複合体を、アグロメレートされた固体形態、例えば顆粒またはミル加工された粉末に転換する工程;
c)複合材料を得るために、単独でまたはエラストマー樹脂ベースとのブレンドとして、熱可塑性ポリマーから選択される少なくとも1つのポリマーを含むポリマーマトリックスにプレ複合体を導入する工程。
本発明に従う複合材料は、炭素系ナノフィラーおよびポリマー組成物を含む。ここで、これらの構成成分をより詳細に記載する。
本発明によれば、炭素系ナノフィラーは、カーボンナノチューブ、カーボンナノファイバ、グラフェンまたはあらゆる割合におけるこれらの混合物から選択される。
本発明によれば、ポリマー組成物は、少なくとも1つの熱可塑性ポリマーを、単独でまたはエラストマー樹脂ベースとのブレンドとして含むポリマーマトリックスを含む。
上述の構成要素に加えて、本発明に従う複合材料は、特に非ポリマー性添加剤またはポリマー性添加剤から選択される他の添加剤を含むことができる。
本発明に従う、ポリマー組成物、およびカーボンナノチューブ、カーボンナノファイバ、グラフェンまたはあらゆる割合におけるこれらの混合物から選択される炭素系ナノフィラーを含む複合材料の調製方法をここでより詳細に記載する。
樹脂中に完全に分散した30%のCNT(MWNT)を含むArkemaからのGraphistrength(登録商標)CM12−30を使用した。
ポリエチレン中に0.3%のCNTを含むプレ複合体を、PE中に2.5%のCNTを含むマスターバッチから、PEフィルムの製造用の押出機において配合及び95ppmで計量することによって調製した。
Claims (11)
- ポリマー組成物、および平均直径が1から30nmであり、長さが0.1から10μmであり、かつ比表面積が100から300m2/gであるカーボンナノチューブである炭素系ナノフィラーを、含む複合材料であって、
炭素系ナノフィラーの重量含有量が、0.1ppmから99ppmであり、
ポリマー組成物が、少なくとも1つの熱可塑性ポリマーを含むポリマーマトリックスを含み、該熱可塑性ポリマーが、オレフィンのホモ−およびコポリマー;アクリル系ホモ−およびコポリマーおよびポリ(アルキル(メタ)アクリレート);ホモ−およびコポリアミド;ポリカーボネート;ポリ(エチレンテレフタレート);ポリ(ブチレンテレフタレート);ポリエーテル;ポリスチレン;スチレンおよび無水マレイン酸のコポリマー;ポリ(ビニルクロライド);フルオロポリマー;天然または合成ゴム;熱可塑性ポリウレタン;ポリアリールエーテルケトン(PAEK);ポリエーテルイミド;ポリスルホン;ポリ(フェニレンスルフィド);セルロースアセテート;ポリ(ビニルアセテート);ならびにこれらのブレンドから選択され、前記熱可塑性ポリマーが、場合によりエラストマー樹脂ベースとのブレンドとして含まれ、
前記複合材料が、改善された引張強度および破断時の歪を有する、
ことを特徴とする、材料。 - 炭素系ナノフィラーが、単独またはグラフェンとのブレンドとしてのカーボンナノチューブであることを特徴とする、請求項1に記載の材料。
- 熱可塑性ポリマーが、ポリエチレン、ポリプロピレン、ポリブタジエン、ポリブチレンおよびアクリロニトリル−ブタジエン−スチレンコポリマー、ポリカーボネートおよびアミドのホモ−およびコポリマーから選択されることを特徴とする、請求項1または2に記載の材料。
- エラストマー樹脂ベースが、フルオロカーボンまたはフルオロシリコーンエラストマー;無水マレイン酸、(メタ)アクリル酸、アクリロニトリル(NBR)および/またはスチレン(SBR;SBS;SEBS)によって場合により官能化されている、ブタジエンのホモ−およびコポリマー;ネオプレン(またはポリクロロプレン);ポリイソブチレン(PIB);ポリイソプロピレン(PIP);ポリイソプレン;イソプレンと、スチレン、ブタジエン、アクリロニトリルおよび/またはメチルメタクリレートとのコポリマー;プロピレンおよび/またはエチレンに基づくコポリマー、エチレン、プロピレンおよびジエン(EPDM)に基づくターポリマー、およびさらにこれらのオレフィンとアルキル(メタ)アクリレートまたはビニルアセテートとのコポリマー;天然ゴム(NR);ハロゲン化ブチルゴム;シリコーンエラストマー);ポリウレタン(PU);C4、C5、C6、C8、C9またはC12オレフィンを含むプラストマー;ポリエステル;アクリル系ポリマー;およびこれらの変性または官能化誘導体、ならびにこれらのブレンドから選択されることを特徴とする、請求項1から3のいずれか一項に記載の材料。
- 請求項1から4のいずれか一項に記載の複合材料の調製方法であって:
a)0.25質量%から3質量%の炭素系ナノフィラーを含むプレ複合体を得るために、炭素系ナノフィラーが濃縮されているマスターバッチを、ポリマーマトリックスと共にコンパウンドデバイスに導入する工程および次いで混錬する工程;
b)場合により、プレ複合体を、顆粒またはミル加工された粉末に転換する工程;
c)複合材料を得るために、プレ複合体を、単独でまたはエラストマー樹脂ベースとのブレンドとして、熱可塑性ポリマーから選択される少なくとも1つのポリマーを含むポリマーマトリックスに導入する工程
を含む、方法。 - 段階a)が、少なくとも2つの連続段階にて行われ、第1の段階により、2.5質量%から10質量%の炭素系ナノフィラーを含むプレ複合体をもたらし、第2の段階により、0.25質量%から3質量%の炭素系ナノフィラーを含むプレ複合体をもらすことを特徴とする、請求項5に記載の複合材料の調製方法。
- 段階a)の第1の段階が、2.5質量%から5質量%の炭素系ナノフィラーを含むプレ複合体をもたらすことを特徴とする、請求項6に記載の複合材料の調製方法。
- 段階a)のポリマーマトリックスが、段階c)のポリマーマトリックスと同一であることを特徴とする、請求項5から7のいずれか一項に記載の複合材料の調製方法。
- 段階c)に従うプレ複合体のポリマーマトリックスへの導入が、複合材料を形成するための機械にて直接、乾燥状態で行われることを特徴とする、請求項5から7のいずれか一項に記載の複合材料の調製方法。
- 自動車セクターまたは農地の保護のための農業分野における、光ファイバ導管、ケーブルの機械加工、廃水若しくは工業用水またはガス用のパイプ、押出または成形コーティング、射出成形、押出、圧縮または成形による製造品のために使用され得る、ヤーン、フィルム、チューブ、ファイバ、不織布、布地またはフェルトの製造における、
請求項1から4のいずれか一項に記載の複合材料の使用。 - 平均直径が1から30nmであり、長さが0.1から10μmであり、かつ比表面積が100から300m2/gであるカーボンナノチューブであり、含有量が0.1ppmから99ppmの炭素系ナノフィラーの使用であって、
射出成形、押出、圧縮、成形または繊維の紡糸によって、複合部品に形成することを容易にしながら、およびこれらの複合部品の製造中における静電消散能を改善しながら、熱可塑性ポリマーから選択される少なくとも1つのポリマーを、単独またはエラストマー樹脂ベースとのブレンドとして含む、ポリマーマトリックスの引張強度および破断時の歪を改善するための、前記使用。
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FR1255179A FR2991330B1 (fr) | 2012-06-04 | 2012-06-04 | Materiau composite a tres faible taux de nanocharges carbonees, son procede de preparation et ses utilisations |
FR1255179 | 2012-06-04 | ||
US201261667682P | 2012-07-03 | 2012-07-03 | |
US61/667,682 | 2012-07-03 | ||
PCT/FR2013/051244 WO2013182792A1 (fr) | 2012-06-04 | 2013-06-03 | Matériau composite a très faible taux de nanocharges carbonées, son procédé de préparation et ses utilisations |
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CN104603184A (zh) | 2015-05-06 |
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WO2013182792A8 (fr) | 2015-07-23 |
US10125243B2 (en) | 2018-11-13 |
US20150147506A1 (en) | 2015-05-28 |
JP2015519455A (ja) | 2015-07-09 |
EP2855564A1 (fr) | 2015-04-08 |
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