JP2005520021A - 極性重合体及び単層壁炭素ナノチューブを含有する複合体材料 - Google Patents
極性重合体及び単層壁炭素ナノチューブを含有する複合体材料 Download PDFInfo
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- Y10S977/753—Fullerenes, i.e. graphene-based structures, such as nanohorns, nanococoons, nanoscrolls or fullerene-like structures, e.g. WS2 or MoS2 chalcogenide nanotubes, planar C3N4, etc. with polymeric or organic binder
Abstract
Description
本出願は、2002年3月14日に出願された暫定米国特許出願Serial No.60/364,170の優先権を主張するものであり、その出願は参照としてここに入れてある。
本発明は、或る重量分率の単層壁炭素ナノチューブと、少なくとも一種類の極性重合体とを含む複合体で、重合体単独のものより大きな電気伝導度を有する複合体に関する。本発明は、この重合体組成物を製造する方法にも関する。本願は、広い範囲のSWNT導入量に亙って、当分野で知られているものより1桁以上大きい電気伝導度を有する複合体組成物を与える。
本発明の一つの態様は、或る重量分率の単層壁炭素ナノチューブと、少なくとも一種類の極性重合体とを含む複合体で、少なくとも5シーメンス/cm(S/cm)×複合体中単層壁炭素ナノチューブ重量分率(F)の電気伝導度を有する複合体である。複合体中の、単層壁ナノチューブ自身又は単層壁炭素ナノチューブロープのような単層壁炭素ナノチューブからなる材料素子の間の平均間隔は300nm以下であり、これらの素子は、単層壁炭素ナノチューブからなる浸透3次元網状組織を形成する。複合体の熱伝導度は、少なくとも約1ワット/m°K×複合体中のナノチューブの重量分率(F)である。
(a) 0.10≦F<0.05の時、
少なくとも10Fシーメンス/cm
(b) 0.004≦F<0.1の時、
少なくとも410(F−0.001)2.6シーメンス/cm、及び
(c) F<0.004の時、
少なくとも7×1012(F−0.00001)7シーメンス/cm、
である。
0.50〜0.10の間のSWNT重量分率については
関数(シーメンス/cm単位)=10×(F)
0.10〜0.004の間のSWNT重量分率については
関数(シーメンス/cm単位)=410×(F−.001)2.6
0.004〜0の間のSWNT重量分率については
関数(シーメンス/cm単位)=7×1012×(F−0.00001)7
Claims (21)
- 或る重量分率の単層壁炭素ナノチューブと、少なくとも一種類の極性重合体とを含有する複合体で、少なくとも約35S/cm×複合体中ナノチューブ重量分率の電気伝導度を有する複合体。
- 極性重合体が、ポリカーボネート、ポリ(アクリル酸)、ポリ(メタクリル酸)、ポリオキシド、ポリスルフィド、ポリスルホン、ポリアミド、ポリエステル、ポリウレタン、ポリイミド、ポリ(酢酸ビニル)、ポリ(ビニルアルコール)、ポリ(塩化ビニル)、ポリ(ビニルピリジン)、ポリ(ビニルピロリドン)、それらの共重合体、及びそれらの組合せからなる群から選択されている、請求項1に記載の複合体。
- 更に、ポリオレフィンである少なくとも一種類の非極性重合体を含有する、請求項1に記載の複合体。
- 更に、ポリエチレン、ポリプロピレン、ポリブテン、ポリイソブテン、ポリイソプレン、ボリイソブチレン、ポリスチレン、それらの共重合体、及びそれらの組合せからなる群から選択された少なくとも一種類の非極性重合体を含有する、請求項1に記載の複合体。
- 極性重合体がポリカーボネートである、請求項1に記載の複合体。
- 複合体中の単層壁炭素ナノチューブの重量分率が、約0.01重量%〜20重量%の範囲にある、請求項1に記載の複合体。
- 複合体中の単層壁ナノチューブの間の平均間隔が、50nm以下である、請求項1に記載の複合体。
- 複合体中が、少なくとも約10ワット/m°K×複合体中ナノチューブ重量分率の熱伝導度を有する、請求項1に記載の複合体。
- 単層壁炭素ナノチューブが、浸透3次元網状組織を形成している、請求項1に記載の複合体。
- 或る重量分率の単層壁炭素ナノチューブと、少なくとも一種類の極性重合体とを含有する複合体の製造方法において、
a) 或る重量分率の単層壁炭素ナノチューブと、少なくとも一種類の極性重合体とを溶媒中に分散させてナノチューブ・重合体懸濁物を形成し、そして
b) 前記懸濁物から溶媒を除去し、ナノチューブ・重合体複合体で、少なくとも約35S/cm×複合体中前記ナノチューブ重量分率の電気伝導度を有する複合体を形成する、
ことを行う、複合体製造方法。 - 極性重合体を、ポリカーボネート、ポリ(アクリル酸)、ポリ(メタクリル酸)、ポリオキシド、ポリスルフィド、ポリスルホン、ポリアミド、ポリエステル、ポリウレタン、ポリイミド、ポリ(酢酸ビニル)、ポリ(ビニルアルコール)、ポリ(塩化ビニル)、ポリ(ビニルピリジン)、ポリ(ビニルピロリドン)、それらの共重合体、及びそれらの組合せからなる群から選択する、請求項10に記載の方法。
- ナノチューブ・重合体懸濁物が、更に、ポリオレフィンである少なくとも一種類の非極性重合体を含有する、請求項10に記載の方法。
- ナノチューブ・重合体懸濁物が、更に、ポリエチレン、ポリプロピレン、ポリブテン、ポリイソブテン、ポリイソプレン、ポリスチレン、それらの共重合体、及びそれらの組合せからなる群から選択された少なくとも一種類の非極性重合体を含有する、請求項10に記載の方法。
- 極性重合体がポリカーボネートである、請求項10に記載の方法。
- 複合体中の単層壁炭素ナノチューブの重量分率が、約0.01重量%〜20重量%の範囲にある、請求項10に記載の方法。
- 分散を、超音波適用、機械的撹拌、又はそれらの組合せからなる群から選択された方法により行う、請求項10に記載の方法。
- 更に、懸濁物を加熱することを含む、請求項10に記載の方法。
- 複合体中の単層壁ナノチューブの間の平均間隔が、50nm以下である、請求項10に記載の方法。
- 複合体中が、少なくとも約10ワット/m°K×複合体中ナノチューブ重量分率の熱伝導度を有する、請求項10に記載の方法。
- 単層壁炭素ナノチューブが、浸透3次元網状組織を形成している、請求項10に記載の方法。
- 重量分率(F)の単層壁炭素ナノチューブ及び少なくとも一種類の極性重合体を含有する複合体で、前記重量分率(F)が0より大きく、50重量%より小さく、複合体の電気伝導度が:
(a) 10重量%≦F<50重量%の時、
少なくとも10Fシーメンス/cm
(b) 0.4重量%≦F<10重量%の時、
少なくとも410(F−0.001)2.6シーメンス/cm、及び
(c) F<0.4重量%の時、
少なくとも7×1012×(F−0.00001)7シーメンス/cm、
である複合体。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36417002P | 2002-03-14 | 2002-03-14 | |
PCT/US2003/007956 WO2003078317A1 (en) | 2002-03-14 | 2003-03-14 | Composite materials comprising polar polyers and single-wall carbon naotubes |
Publications (3)
Publication Number | Publication Date |
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JP2005520021A true JP2005520021A (ja) | 2005-07-07 |
JP2005520021A5 JP2005520021A5 (ja) | 2005-12-22 |
JP3962376B2 JP3962376B2 (ja) | 2007-08-22 |
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JP2003576336A Expired - Fee Related JP3962376B2 (ja) | 2002-03-14 | 2003-03-14 | 極性重合体及び単層壁炭素ナノチューブを含有する複合体材料 |
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US (1) | US6936653B2 (ja) |
EP (1) | EP1370489B1 (ja) |
JP (1) | JP3962376B2 (ja) |
WO (1) | WO2003078317A1 (ja) |
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US20030216502A1 (en) | 2003-11-20 |
EP1370489A1 (en) | 2003-12-17 |
US6936653B2 (en) | 2005-08-30 |
WO2003078317A1 (en) | 2003-09-25 |
JP3962376B2 (ja) | 2007-08-22 |
EP1370489B1 (en) | 2014-03-12 |
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