摘要:
A fuel cell electrolyte comprises: a basic polymer; an organic phosphonic acid expressed by the following general formula (1); and a hydrolyzable phosphate compound expressed by the following general formula (2): where R represents an alkyl, aryl, acyl, amino, phosphonic group or a derivative of the functional group, and n is 1 or 2, and R represents an alkyl or alkoxyalkyl group, and n is 1 or 2.
摘要:
The invention provides a proton-conducting electrolyte that has excellent proton-conducting properties, heat resistance, and chemical stability without containing any fluorine. The proton-conducting electrolyte contains polyamide sulfamidic acid in which a polyamide backbone has side chains of sulfamidic acid groups. The polyamide sulfamidic acid may be represented by the formula: where Ar1 and Ar2 are each an aromatic ring or a group containing an aromatic ring and n is the average degree of polymerization and is an integer between 100-300,000.
摘要:
The present invention is related to a proton conducting electrolyte having better proton conductivity, heat resistance and mechanical strength and a fuel cell using the same. More specifically, the proton conducting electrolyte of the present invention comprises a backbone polymer having a hard segment and a soft segment, and one or both of a side chain polymer having a proton dissociating group and a side chain polymer composed of a dendrimer.
摘要:
A proton conductive polymer electrolyte includes an acidic functional group-containing aromatic hydrocarbon polymer and an electron donor functional group-containing compound. When used in a fuel cell, the proton conductive polymer electrolyte provides a long-term stable power generating performance at an operating temperature from 100° C. to 200° C. in non-humidified conditions or a relative humidity of 50% or less.
摘要:
An electrolyte for a fuel cell comprising a proton conducting resin comprising a backbone comprising a polyurea resin and side chains that comprise an active hydrogen group at a terminal and a fuel cell employing the same are provided. The electrolyte has improved proton conductivity, heat resistance, and mechanical strength.
摘要:
The present invention is relates to a proton conducting electrolyte comprising a novel polymer compound having a sulfonic acid group that is widely used in the industrial field. The polymer of the present invention may be prepared by a simple reaction scheme under mild conditions. Additionally, the present invention is related to a fuel cell using the proton conducting electrolyte of the present invention. The proton conducting electrolyte may comprise at least one polymer of polysulfonatealkoxyphenyleneoxide having a backbone of polyphenyleneoxide and a side chain of sulfonatealkoxy group.
摘要:
A fuel cell electrolyte according to one aspect of the invention contains a basic polymer and a phosphate compound expressed by the following general formula (1): where R represents an alkyl or alkoxyalkyl group, and n is 1 or 2.
摘要:
Dimensional change occurring in a fuel cell electrolyte including a basic polymer after the electrolyte is doped with acid is regulated and the occurrence of wrinkles and the like is reduced. A fuel cell electrolyte comprises a basic polymer and an organic phosphonic acid expressed by the following general formula (1): where R represents an alkyl, aryl, acyl, amino, phosphonic group or a derivative of the functional group, and n is 1 or 2.
摘要:
The invention provides a proton-conducting electrolyte that has excellent proton-conducting properties, heat resistance, and chemical stability without containing any fluorine. The proton-conducting electrolyte contains polyamide sulfamidic acid in which a polyamide backbone has side chains of sulfamidic acid groups. The polyamide sulfamidic acid may be represented by the formula: where Ar1 and Ar2 are each an aromatic ring or a group containing an aromatic ring and n is the average degree of polymerization and is an integer between 100-300,000.
摘要:
A fuel cell that operates at high temperature under non-humid conditions using an electrolyte membrane prepared by impregnating a basic polymer with an acid and a method of producing an electrode for a fuel cell, the fuel cell includes a catalyst layer electrode that can prevent the inhibition of gas diffusion due to generated water and the inhibition of gas diffusion due to an electrode catalyst being covered with an acid that leaks from the electrolyte membrane impregnated with the acid. The electrode includes a catalyst layer including a platinum-containing catalyst, a basic polymer, and a hydrophobic binder.