Polyelectrolyte membranes comprised of blends of PFSA and...

Details Polyelectrolyte membranes comprised of blends of PFSA and... Polyelectrolyte membranes comprised of blends of PFSA and...

2011-07-26

2011-07-26

Lipman, Bernard (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C526S250000, C526S252000, C526S253000, C526S254000, C525S199000, C525S200000

Reexamination Certificate

active

07985805

ABSTRACT:
A polymer blend useful as an ion conductor in fuel cells includes a first polymer having a cyclobutyl moiety and a second polymer include a sulfonic acid group.

REFERENCES:
patent: 5006408 (1991-04-01), Green et al.
patent: 5021602 (1991-06-01), Clement et al.
patent: 5037917 (1991-08-01), Babb et al.
patent: 5066746 (1991-11-01), Clement et al.
patent: 5159037 (1992-10-01), Clement et al.
patent: 5159038 (1992-10-01), Babb et al.
patent: 5910378 (1999-06-01), Debe et al.
patent: 6124060 (2000-09-01), Akita et al.
patent: 6183668 (2001-02-01), Debe et al.
patent: 6277512 (2001-08-01), Hamrock et al.
patent: 6384167 (2002-05-01), DesMarteau et al.
patent: 6444343 (2002-09-01), Prakash et al.
patent: 6523699 (2003-02-01), Akita et al.
patent: 6559237 (2003-05-01), Mao et al.
patent: 6847518 (2005-01-01), Fukuda et al.
patent: 6875537 (2005-04-01), Tani et al.
patent: 6926984 (2005-08-01), Asano et al.
patent: 6933068 (2005-08-01), Asano et al.
patent: 6953653 (2005-10-01), Smith et al.
patent: 6986962 (2006-01-01), Oyanagi et al.
patent: 7001929 (2006-02-01), Goto et al.
patent: 7045241 (2006-05-01), Akita et al.
patent: 2001/0018144 (2001-08-01), Watakabe et al.
patent: 2002/0014405 (2002-02-01), Arcella et al.
patent: 2003/0017379 (2003-01-01), Menashi
patent: 2004/0214058 (2004-10-01), Tada et al.
patent: 2004/0214065 (2004-10-01), Kanaoka et al.
patent: 2005/0014927 (2005-01-01), Akita
patent: 2005/0043487 (2005-02-01), Felix et al.
patent: 2005/0048342 (2005-03-01), Wakahoi et al.
patent: 2005/0053810 (2005-03-01), Kato et al.
patent: 2005/0058864 (2005-03-01), Goebel
patent: 2005/0064260 (2005-03-01), Otsuki et al.
patent: 2005/0100770 (2005-05-01), Sugawara et al.
patent: 2005/0106440 (2005-05-01), Komiya
patent: 2005/0116206 (2005-06-01), Kakuta et al.
patent: 2005/0130024 (2005-06-01), Otsuki et al.
patent: 2005/0142397 (2005-06-01), Wakahoi et al.
patent: 2005/0143530 (2005-06-01), Iwadate et al.
patent: 2005/0175886 (2005-08-01), Fukuda et al.
patent: 2005/0197467 (2005-09-01), Komiya et al.
patent: 2005/0227138 (2005-10-01), Fukuda et al.
patent: 2005/0233181 (2005-10-01), Wariishi et al.
patent: 2005/0260474 (2005-11-01), Asano et al.
patent: 2006/0019147 (2006-01-01), Fukuda et al.
patent: 2006/0127728 (2006-06-01), Otsuki et al.
patent: 2006/0177719 (2006-08-01), Fuller et al.
patent: 2007/0042242 (2007-02-01), Tada et al.
patent: 2007/0099054 (2007-05-01), Fuller et al.
patent: 2007/0141237 (2007-06-01), Okiyama et al.
patent: 2008/0027152 (2008-01-01), Maier et al.
patent: 2009/0278083 (2009-11-01), Fuller et al.
patent: 2009/0278091 (2009-11-01), MacKinnon et al.
patent: 2009/0281245 (2009-11-01), MacKinnon et al.
patent: 2009/0281262 (2009-11-01), MacKinnon et al.
patent: 2009/0281270 (2009-11-01), Fuller et al.
patent: 2003535929 (2003-12-01), None
patent: 2005129298 (2005-05-01), None
patent: 2005166557 (2005-06-01), None
patent: 2005179380 (2005-07-01), None
patent: 2009 249 487 (2009-10-01), None
patent: 0022012 (2000-04-01), None
patent: 2004/051776 (2004-06-01), None
patent: 2007/052954 (2007-05-01), None
Smith, D.W. et al., “Perfluorocyclobutane Aromatic Polyethers. Synthesis and Characterization of New Siloxane-Containing Fluoropolymers,” Macromolecules 1996, v. 29, pp. 852-860.
Smith, D.W. et al., “Perfluorocyclobutane (PFCB) polyaryl ethers: versatile coatings material,” J. of Fluorine Chem., v. 104, pp. 109-117 (2000).
Souzy, R. et al., “Functional fluoropolymers for fuel cell membranes,” Solid State Ionics, v. 176, pp. 2839-2848 (2005).
Souzy, R. et al., “Functional fluoropolymers for fuel cell membranes,” Prog. Polm. Sci. 30, 2005, pp. 644-687.
Ford, L.A. et al., “New Aromatic Perfluorovinyl Ether Monomers Containing the Sulfonimide Acid Functionality,” Polymeric Materials Science & Eng., v. 83, 2000, pp. 10-11 (American Chemical Society).
Souzy, R. et al., “Synthesis and (co)polymerization of monofluoro, difluoro, trifluorostyrene and ((trifluorovinyl)oxy) benzene,” Prog. Polm. Sci. 29 (2004), pp. 75-106.

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