JP5965987B2 - 特定のリン酸化共重合体とその共重合体によってグラフト化される無機粒子 - Google Patents
特定のリン酸化共重合体とその共重合体によってグラフト化される無機粒子 Download PDFInfo
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- JP5965987B2 JP5965987B2 JP2014504280A JP2014504280A JP5965987B2 JP 5965987 B2 JP5965987 B2 JP 5965987B2 JP 2014504280 A JP2014504280 A JP 2014504280A JP 2014504280 A JP2014504280 A JP 2014504280A JP 5965987 B2 JP5965987 B2 JP 5965987B2
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- C08G77/38—Polysiloxanes modified by chemical after-treatment
- C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
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- C—CHEMISTRY; METALLURGY
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- H—ELECTRICITY
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- C—CHEMISTRY; METALLURGY
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
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- H—ELECTRICITY
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- H—ELECTRICITY
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Graft Or Block Polymers (AREA)
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- Non-Insulated Conductors (AREA)
Description
−R1、R2、R3、R5、R7及びR8は上記定義と同じであり;
−R9、R10、R11、R12、R13及びR14は、互いに独立して、アルキル基(例えばメチル基等の1〜20の炭素原子を有するアルキル基)を表し;
−q、r、s及びuは、括弧の中の単位の繰り返しの数を表し、q、r及びuは1以上であり、sは0以上である。
*q及びrは、括弧の中の単位の繰り返しの数に対応し、合計(q+r)は8と等しく;
*uは、括弧の中の単位の繰り返しの数に対応し、1より大きく;
*R1及びR2は、上記定義と同じである。
−R9、R10、R11、R12、R13、R14、R15、R7及びR8は、上記定義と同じであり;そして、
−v及びwは、括弧の中の単位の繰り返しの数を表す。
−本発明の前記粒子と有機溶媒、及び、任意に、重合体マトリックスを形成するための1種以上のポリマー類を含む混合物を、基板に付着させる工程;及び、
−前記有機溶媒系の蒸発工程。
−ビニルホスホン酸ジエチル(略語DEVPで表す)及びAldrichによって供給されるトルエン。
−ペンタジメチルシロキサン、ポリ(ヒドロメチル−コ−ジメチル)シロキサン(略語PHM−co−DMSで表す)及びABCRによって供給されるトリス(ペンタフルオロフェニル)ボラン。
この実施例は、以下の式を有するビニルホスホン酸ジエチルの重合に由来する発明に基づく重合体の製造に関する:
この実施例は、以下の式を有するビニルホスホン酸ジエチルの重合に由来する発明に基づく重合体の製造に関する:
この実施例は、以下の式を有するビニルホスホン酸ジエチルの重合に由来する発明に基づく重合体の製造に関する:
この実施例は、上で説明した実施例1と3によって製造された共重合体によってグラフト化されたシリカ粒子の製造を示す。
この実施例は、いわゆる蒸発鋳造法で前記製品の溶液を使用することで実施例4において得られた製品からの膜の製造を説明する。使用される溶媒は、ジメチルホルムアミドである。ガラス板に溶液を注形した後、24時間60℃で乾燥した後に膜を得る。次に、それを蒸留水に浸して回収する。ホスホネート基を加水分解してホスホン酸基を得るために、膜を約70時間、12M塩酸水溶液中に浸す。加水分解の前後の炭素元素の分析評価は、転化率が95%であることを示す。微量の酸の全てを取り除くために、蒸留水で何度か膜を洗浄する。
Claims (23)
- 少なくとも1つの共重合体によって、グラフト化された無機粒子であって、
該共重合体が、少なくとも2つの異なる型のシロキサン繰り返し単位鎖を含み、
シロキサン繰り返し単位の第一の型は、該シロキサン繰り返し単位のケイ素原子上に少なくとも1個の−OH基を含み、
シロキサン繰り返し単位の第二の型は、該繰り返し単位のケイ素原子上に少なくとも1個のペンダント鎖を含み、
該ペンダント鎖は、式−PO3R1R2基(式中、R1とR2は、互いに独立して、水素原子、アルキル基又はカチオンを表す)を少なくとも1個有する繰り返し単位の鎖を含む高分子鎖から成る共重合体であって、
該共重合体の少なくとも1つの−Si−OH基が、該共重合体と該粒子の間に−Si−O−結合基を形成することによりグラフト化された無機粒子。 - R6が、−PO3R1R2基(R1とR2は請求項1の定義と同じである)を有する少なくとも1つのビニルモノマーの重合から得られる繰り返し単位鎖を含む高分子鎖を表す、請求項4に記載の無機粒子。
- ビニルモノマーがビニルホスホン酸のエステルである、請求項5又は6に記載の無機粒子。
- ビニルホスホン酸のエステルが、ビニルホスホン酸ジエチル又はビニルホスホン酸ジメチルである、請求項7に記載の無機粒子。
- 前記共重合体がブロック共重合体である、請求項1〜9のいずれか一項に記載の無機粒子。
- 酸化粒子である、請求項1〜12のいずれか一項に記載の無機粒子。
- シリカ粒子である、請求項1〜13のいずれか一項に記載の無機粒子。
- 以下の反応工程を含む、請求項1に定義された共重合体の製造方法:
水と少なくとも1種の有機溶媒系の存在下で、その繰り返し単位のケイ素原子上に少なくとも1つの水素原子を有する第一のシロキサン繰り返し単位を含有する繰り返し単位の鎖を含むポリシロキサン型のベース(共)重合体と、ボラン型のLewis酸の存在下で、−PO3R1R2基(R1とR2は請求項1の定義と同じである)を有するビニルモノマーとを反応させ、その後、少なくとも2つの型のシロキサン繰り返し単位(第一の型は、その繰り返し単位のケイ素原子に直接結合している少なくとも1つの−OH基を有するシロキサン繰り返し単位から成り、第二の型は、その繰り返し単位のケイ素原子に直接結合している少なくとも1つのペンダント鎖を含むシロキサン繰り返し単位から成り、該ペンダント鎖は、少なくとも1つの−PO3R1R2基を有する繰り返し単位の鎖を含む高分子鎖から成る)の鎖を含む共重合体を形成する。 - ベース共重合体を添加する前に、有機溶媒、水及びボラン型のLewis酸を含む反応溶媒に、モノシラン化合物を添加することができる、請求項15〜19のいずれか一項に記載の方法。
- ボラン型のLewis酸が、任意に全フッ素置換されているトリアリールボラン化合物である、請求項15〜20のいずれか一項に記載の方法。
- 請求項1〜14のいずれか一項に記載の無機粒子を含む燃料電池膜。
- 少なくとも1個の電極−膜−電極アセンブリを含む燃料電池装置であって、
該膜が請求項22に記載の膜である燃料電池装置。
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FR1153187 | 2011-04-12 | ||
FR1153187A FR2974091B1 (fr) | 2011-04-12 | 2011-04-12 | Copolymeres phosphones specifiques et particules inorganiques greffees par lesdits copolymeres |
PCT/EP2012/056447 WO2012140011A1 (fr) | 2011-04-12 | 2012-04-10 | Copolymeres phosphones specifiques et particules inorganiques greffees par lesdits copolymeres |
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JPH083245A (ja) * | 1994-06-20 | 1996-01-09 | Nippon Synthetic Chem Ind Co Ltd:The | コーティング用組成物の製造方法 |
JPH1025322A (ja) * | 1996-07-11 | 1998-01-27 | Nippon Paint Co Ltd | シリコーン複合高分子体の製造方法 |
US6630265B1 (en) | 2002-08-13 | 2003-10-07 | Hoku Scientific, Inc. | Composite electrolyte for fuel cells |
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US20050227135A1 (en) | 2004-04-12 | 2005-10-13 | Elena Chalkova | Composite membrane for fuel cell and fuel cells incorporating said membranes |
FR2869032B1 (fr) | 2004-04-15 | 2006-06-02 | Commissariat Energie Atomique | Procede de preparation de particules d'argile conductrices de protons et materiau comprenant de telles particules |
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US8710108B2 (en) * | 2011-03-03 | 2014-04-29 | Daimler Ag | Proton conducting electrolytes with cross-linked copolymer additives for use in fuel cells |
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US9548508B2 (en) | 2017-01-17 |
EP2697857B1 (fr) | 2015-02-18 |
FR2974091B1 (fr) | 2013-05-24 |
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JP2014519527A (ja) | 2014-08-14 |
FR2974091A1 (fr) | 2012-10-19 |
CA2832429A1 (fr) | 2012-10-18 |
ES2537185T3 (es) | 2015-06-03 |
EP2697857A1 (fr) | 2014-02-19 |
US20140113215A1 (en) | 2014-04-24 |
WO2012140011A1 (fr) | 2012-10-18 |
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