Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2007-08-21
2007-08-21
Truong, Duc (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S212000, C525S231000, C525S328500, C525S540000
Reexamination Certificate
active
10712360
ABSTRACT:
A method is provided for making a reinforced polymer electrolyte membrane, such as may be used in electrolytic cells such as fuel cells, by mixing a sulfonate- or sulfonyl halide-functional polymer with a bisamidine compound and subsequently trimerizing the amidine groups of the bisamidine compound to form triazine linkages. The sulfonyl halide or sulfonate groups may then be converted to sulfonic acid groups, yielding a polymer electrolyte reinforced with a polytriazine.
REFERENCES:
patent: 3282875 (1966-11-01), Connolly et al.
patent: 3635926 (1972-01-01), Gresham et al.
patent: 3784399 (1974-01-01), Grot
patent: 3853828 (1974-12-01), Wall et al.
patent: 4000356 (1976-12-01), Weisgerber et al.
patent: 4073752 (1978-02-01), Ramp
patent: 4169023 (1979-09-01), Sata et al.
patent: 4214060 (1980-07-01), Apotheker et al.
patent: 4218542 (1980-08-01), Ukihashi et al.
patent: 4230549 (1980-10-01), D'Agostino et al.
patent: 4242498 (1980-12-01), Rosser et al.
patent: 4268650 (1981-05-01), Rose
patent: 4281092 (1981-07-01), Breazeale
patent: 4330654 (1982-05-01), Ezzell et al.
patent: 4334082 (1982-06-01), Resnick
patent: 4391844 (1983-07-01), Baczek et al.
patent: 4414159 (1983-11-01), Resnick
patent: 4440917 (1984-04-01), Resnick
patent: 4454247 (1984-06-01), Resnick
patent: 4470889 (1984-09-01), Ezzell et al.
patent: 4508603 (1985-04-01), Ukihashi et al.
patent: 4522952 (1985-06-01), Klein et al.
patent: 4602045 (1986-07-01), Markus et al.
patent: 4686024 (1987-08-01), Scherer, Jr. et al.
patent: 4734474 (1988-03-01), Hamada et al.
patent: 4743419 (1988-05-01), Bierschenk
patent: 4755567 (1988-07-01), Bierschenk et al.
patent: 4981932 (1991-01-01), Blaise et al.
patent: 5260351 (1993-11-01), Logothetis
patent: 5264508 (1993-11-01), Ishibe et al.
patent: 5330626 (1994-07-01), Banerjee
patent: 5466930 (1995-11-01), Schlenoff
patent: 5527861 (1996-06-01), Logothetis
patent: 5608022 (1997-03-01), Nakayama et al.
patent: 5693748 (1997-12-01), Ikeda et al.
patent: 5795496 (1998-08-01), Yen et al.
patent: 5798417 (1998-08-01), Howard, Jr.
patent: 5804650 (1998-09-01), Tsuda et al.
patent: 5852148 (1998-12-01), Behr et al.
patent: 5986012 (1999-11-01), Legare et al.
patent: 6011074 (2000-01-01), Sorenson et al.
patent: 6090895 (2000-07-01), Mao et al.
patent: 6224994 (2001-05-01), Asukabe et al.
patent: 6225368 (2001-05-01), D'Agostino et al.
patent: 6242123 (2001-06-01), Nezu et al.
patent: 6248469 (2001-06-01), Formato et al.
patent: 6254978 (2001-07-01), Bahar et al.
patent: 6255370 (2001-07-01), Vizcaino et al.
patent: RE37307 (2001-08-01), Bahar et al.
patent: 6274677 (2001-08-01), Tatemoto
patent: 6277512 (2001-08-01), Hamrock et al.
patent: 6355370 (2002-03-01), Katoh et al.
patent: RE37656 (2002-04-01), Bahar et al.
patent: 6365769 (2002-04-01), Behr et al.
patent: 6380337 (2002-04-01), Abe et al.
patent: RE37701 (2002-05-01), Bahar et al.
patent: 6387964 (2002-05-01), D'Agostino et al.
patent: 6423784 (2002-07-01), Hamrock et al.
patent: 6426397 (2002-07-01), Armand et al.
patent: 6462228 (2002-10-01), Dams
patent: 6498216 (2002-12-01), Cheng
patent: 6503378 (2003-01-01), Fisher
patent: 6552135 (2003-04-01), Schnurnberger et al.
patent: 6624328 (2003-09-01), Guerra
patent: 6649703 (2003-11-01), Michot et al.
patent: 6667377 (2003-12-01), Feiring et al.
patent: 6670424 (2003-12-01), Michot et al.
patent: 6872781 (2005-03-01), Hedhli et al.
patent: 2002/0014405 (2002-02-01), Arcella et al.
patent: 2002/0040106 (2002-04-01), Wlassics et al.
patent: 2003/0032739 (2003-02-01), Kerres et al.
patent: 2003/0092940 (2003-05-01), Hamrock
patent: 2003/0181572 (2003-09-01), Tan et al.
patent: 2003/0181615 (2003-09-01), Ameduri et al.
patent: 2003/0208014 (2003-11-01), Kerres et al.
patent: 2004/0241518 (2004-12-01), Yang
patent: 2005/0098442 (2005-05-01), Thaier et al.
patent: 2005/0107488 (2005-05-01), Yandrasits et al.
patent: 2005/0107489 (2005-05-01), Yandrasits et al.
patent: 2005/0107490 (2005-05-01), Yandrasits et al.
patent: 2005/0113628 (2005-05-01), Jing et al.
patent: 2005/0131096 (2005-06-01), Jing et al.
patent: 2005/0131097 (2005-06-01), Jing et al.
patent: 2005/0137351 (2005-06-01), Guerra
patent: 26 24 203 (1976-12-01), None
patent: 26 38 791 (1977-03-01), None
patent: 100 21 104 (2001-11-01), None
patent: 0 048 964 (1982-04-01), None
patent: 0 407 937 (1991-01-01), None
patent: 0 422 231 (1995-12-01), None
patent: 1 085 038 (2001-03-01), None
patent: 1 091 435 (2001-04-01), None
patent: 1 179 548 (2002-02-01), None
patent: 1 238 999 (2002-09-01), None
patent: 1 359 142 (2003-11-01), None
patent: 2 387 260 (1978-11-01), None
patent: 1184321 (1970-03-01), None
patent: 53-29291 (1978-03-01), None
patent: 53-97988 (1978-08-01), None
patent: 53-134088 (1978-11-01), None
patent: 54-52690 (1979-04-01), None
patent: 56-72002 (1981-06-01), None
patent: SHO 60-250009 (1985-12-01), None
patent: SHO 62-288617 (1987-12-01), None
patent: 64-3140 (1989-01-01), None
patent: 5-314960 (1993-11-01), None
patent: 8-239494 (1996-09-01), None
patent: 2000-119420 (2000-04-01), None
patent: 2000-268834 (2000-09-01), None
patent: 2001-29800 (2001-02-01), None
patent: 2001-176524 (2001-06-01), None
patent: 2001-354641 (2001-12-01), None
patent: 2002-003466 (2002-01-01), None
patent: 2002-313364 (2002-10-01), None
patent: WO94/03503 (1994-02-01), None
patent: WO97/17381 (1997-05-01), None
patent: WO99/38897 (1999-08-01), None
patent: WO 00/52060 (2000-09-01), None
patent: WO 01/27167 (2001-04-01), None
patent: WO 01/87992 (2001-11-01), None
patent: WO 01/96268 (2001-12-01), None
patent: WO 02/50142 (2002-06-01), None
patent: WO 02/062749 (2002-08-01), None
patent: WO 02/087001 (2002-10-01), None
patent: WO 02/103834 (2002-12-01), None
patent: WO 03/004463 (2003-01-01), None
patent: WO 03/022892 (2003-03-01), None
U.S. Appl. No. 10/325,278, filed Dec. 19, 2002; Polymer Electrolyte Membrane.
Kirk-Othmer,Encyclopedia of Chemical Technology, 3d ed., vol. 10, (1980), pp. 840-851.
Gab-Jin Hwang et al.; “Preparation Of Cation Exchange Membrane As A Separator For The All-Vanadium Redox Flow Battery”, Journal of Membrane Science, Elsevier Scientific Publ. Company, Amsterdam, NL, vol. 120, No. 1, Oct. 30, 1996, pp. 55-67.
Guerra Miguel A.
Yandrasits Michael A.
Dahl Philip Y.
Truong Duc
LandOfFree
Reinforced polymer electrolyte membrane does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Reinforced polymer electrolyte membrane, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Reinforced polymer electrolyte membrane will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3896871