IP Library Granted Patent US 8,197,560
Granted Patent B2
US 8,197,560 · App. 11/917,359 · Granted Jun 12, 2012

Fuel for fuel cell, fuel cartridge for fuel cell and fuel cell

Assignees: Kabushiki Kaisha Toshiba; Toyo Seikan Kaisha, Ltd.
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Quick Facts
Patent No.
US 8,197,560
App. No.
11/917,359
Granted
Jun 12, 2012
Kind
B2
Abstract

Disclosed is a fuel for fuel cells which contains at least one organic compound selected from the group consisting of methanol, ethanol, dimethyl ether and formic acid, and 1-200 ppm of a hydrocarbon compound in terms of a single component as determined by gas chromatography mass spectrometry. Also disclosed are a fuel cartridge for fuel cells and a fuel cell.

Claims (7)

1. A fuel for fuel cell, comprising:

at least one organic compound selected from the group consisting of methanol, ethanol, dimethylether and formic acid; and

at least one additive selected from the group consisting of ethylene, α-olefin, acrylic acid, maleic anhydride, propylene, hexamethylenediamine, adipic acid, ε-caprolactam, ω-laurolactam, dodecanoic acid, terephthalic acid, ethyleneglycol, and cyclohexanedimethanol, in amount of 1 to 200 ppm in terms of a single component measured by a gas chromatography mass spectrometry.

2. The fuel for fuel cell according to claim 1 , wherein a concentration of the at least one additive falls within a range of 5 to 150 ppm.

3. The fuel for fuel cell, according to claim 1 wherein a concentration of the at least one additive falls within a range of 10 to 100 ppm.

4. The fuel for fuel cell according to claim 1 , wherein the at least one organic compound is methanol.

5. The fuel for fuel cell according to claim 4 , wherein a concentration of methanol is 50% by mole or more.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 10, 2016
From: KABUSHIKI KAISHA TOSHIBA
To: TOYO SEIKAN GROUP HOLDINGS, LTD.
Reel/Frame 037943/0083 →
CHANGE OF NAME Recorded Mar 10, 2016
From: TOYO SEIKAN KAISHA, LTD.
To: TOYO SEIKAN GROUP HOLDINGS, LTD.
Reel/Frame 038056/0509 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 13, 2007
From: TAKIZAWA, YUMIKO; IMODA, DAISUKE; YOSHINO, KYOKO
To: KABUSHIKI KAISHA TOSHIBA; TOYO SEIKAN KAISHA, LTD.
Reel/Frame 020238/0377 →
Priority Claims (1)
JP 2005-178048 · Jun 17, 2005 · national
Continuity (1)
Related Publication 20100136458A1 · Jun 3, 2010