Abstract: A meta-stable state nitrogen-containing polymer formed by reacting Compound (A) and Compound (B) is described. Compound (A) is a monomer having a reactive terminal functional group. Compound (B) is a heterocyclic amino aromatic derivative as an initiator. The molar ratio of Compound (A) to Compound (B) is from 10:1 to 1:10. The meta-stable state nitrogen-containing polymer has a variance less than 2% in its narrow molecular weight distribution after being retained at 55° C. for one month.

Abstract: A decoupling device including a lead frame and at least one capacitor unit assembly is provided. The lead frame includes a cathode terminal portion and at least two opposite anode terminal portions located at two ends of the cathode terminal portion. The two anode terminal portions are electrically connected with each other through a conductive line. The capacitor unit assembly includes multiple capacitor elements. The multiple capacitor elements of the capacitor unit assembly is connected in parallel, arrayed on the same plane and disposed on the lead frame. Each capacitor element has a cathode portion and an anode portion opposite to each other. The cathode portion of the capacitor element is electrically connected with the cathode terminal portion. The anode portion of the capacitor element is electrically connected with the anode terminal portion. When multiple capacitor unit assemblies exists, the capacitor unit assemblies are arrayed in a stacked way.

Abstract: The disclosure relates to a gel polymer electrolyte and/or polymer modified electrode materials for lithium batteries.

Abstract: A protected active metal electrode and a device with the electrode are provided. The protected active metal electrode includes an active metal substrate and a protection layer on a surface of the active metal substrate. The protection layer at least includes a metal thin film covering the surface of the active metal substrate and an electrically-conductive thin film covering a surface of the metal thin film. A material of the metal thin film is Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, or W. A material of the electrically-conductive thin film is selected from nitride of a metal in the metal thin film, carbide of a metal in the metal thin film, a diamond-like carbon (DLC), and a combination thereof.

Abstract: A composite electrode material of a lithium secondary battery and a lithium secondary battery are provided. The composite electrode material of the lithium secondary battery at least includes an electrode active powder and a nanoscale coating layer coated on the surface of the electrode active powder, wherein the nanoscale coating layer is composed of a metastable state polymer, a compound A, a compound B, or a combination thereof. The compound A is a monomer having a reactive terminal functional group, and the compound B is a heterocyclic amino aromatic derivative used as an initiator. The weight ratio of the nanoscale coating layer to the composite electrode material of the lithium secondary battery is 0.005% to 10%.

Abstract: A composite cathode foil is provided. The composite cathode foil includes an aluminum substrate, a metal layer formed thereon, a metal carbide layer formed on the metal layer, and a carbon layer formed on the metal carbide layer, wherein the metal of the metal layer is selected from the group consisting of IVB, VB and VIB groups. The invention also provides a solid electrolytic capacitor including the composite cathode foil.

Abstract: An electrolyte mixture for an electrolytic capacitor is provided. The electrolyte mixture includes a conjugated polymer, a polyether and a nitrogen-containing compound, or includes the conjugated polymer, the polyether and a nitrogen-containing polymer, or includes the conjugated polymer and a polyether with nitrogen-containing functional groups. The electrolyte mixture provides a very high static capacitance for an electrolytic capacitor having the same.

Abstract: An electrolyte mixture for electrolytic capacitor is disclosed. The electrolyte mixture includes a conductive polymer and a nitrogen-containing polymer. The nitrogen-containing polymer includes a cyclic nitrogen-containing polymer, a polymer with primary amine group, a polymer with secondary amine group, a polymer with tertiary amine group, a polymer with quaternary ammonium group, or a combination thereof.

Abstract: A bilayer complex proton exchange membrane and a membrane electrode assembly are provided. The bilayer complex proton exchange membrane includes a first complex structure and a second complex structure. The first complex structure includes 0.001-10 wt % of a graphene derivative with two dimension configuration, and 99.999-90 wt % of organic material. The organic material includes polymer material having sulfonic acid group or phosphate group. The second complex structure includes 0.5-30 wt % of inorganic material and 99.5-70 wt % of organic material, wherein a surface area of the inorganic material is 50-3000 m2/g, and the organic material includes polymer material with sulfonic acid group or phosphate group.

Abstract: An organic/inorganic hybrid composite proton exchange membrane is provided. The proton exchange membrane includes an inorganic material of about 0.5-30 parts by weight and an organic material of about 99.5-70 parts by weight per 100 parts by weight of the proton exchange membrane. A surface area of the inorganic material is about 50-3000 m2/g. The organic material includes a sulfonated polymer or a phosphoric acid doped polymer.

Abstract: A composite proton exchange membrane is made up of dispersed organized graphene in ion conducting polymer as a fuel barrier material. The composite proton exchange membrane includes an inorganic material of 0.001-10 wt % and an organic material of 99.999-90 wt %. The inorganic material is a graphene derivative with two-dimensional structure. The organic material includes a polymer material with sulfonic acid group.

Abstract: An embedded capacitor module includes an electrode lead-out portion and at least one solid electrolytic capacitor portion adjacently disposed with the electrode lead-out portion. The electrode lead-out portion comprises a first substrate, a second substrate, a first insulating material disposed between the first substrate and the second substrate, a first porous layer formed on at least one surface of the first substrate, and a first oxide layer disposed on the first porous layer. The solid electrolytic capacitor portion comprises the first substrate, the second substrate, the first porous layer, the first oxide layer, all of which are extended from the electrode lead-out portion, a first conductive polymer layer disposed on the first oxide layer, a first carbon layer disposed on the first conductive polymer layer, and a first conductive adhesive layer disposed on the first carbon layer.

Abstract: A capacitor and a circuit board having the same are provided. The capacitor includes a substrate, an oxide layer, a second electrode, an insulating layer, a plurality of conductive sheets and a plurality of vias. The substrate includes a first electrode and a porous structure. The porous structure in at least of two distribution regions has different depths. An oxide layer is disposed on the surface of the porous structure. The second electrode is disposed on the oxide layer and includes a conductive polymer material. The insulating layer disposed on the second electrode has a third and a fourth surfaces. The fourth surface of the insulating layer is connected with the second electrode. The conductive sheets are disposed on the first surface of the first electrode and the third surface of the insulating layer and electrically connected with the corresponding vias according to different polarities.

Abstract: The disclosed forms a proton exchange membrane. First, multi-maleimide and barbituric acid are copolymerized to form a hyper-branched polymer. Next, the solvent of the sulfonated tetrafluoroethylene copolymer (Nafion) aqueous solution is replaced from water with dimethyl acetamide (DMAc). 10 to 20 parts by weight of the hyper-branched polymer is added to the 90 to 80 parts by weight of the Nafion in a DMAc solution, stood and heated to 50° C. to inter-penetrate the hyper-branched polymer and the Nafion. The heated solution is coated on a substrate, baked, and pre-treated to remove residue solvent for completing an inter-penetrated proton exchange membrane.

Abstract: An anode material is provided for a surface of an electrode. The anode material comprises carbon-containing substrates and unsaturated compounds. At least one chemical bond is formed between the unsaturated compounds and the surfaces of the carbon-containing substrates.

Abstract: Disclosed is a flexible maleimide polymer. The flexible maleimide polymer includes a reaction product of reactants (a)-(c). The reactant (a) is maleimide, a compound with a structure represented by Formula (I), a compound with a structure represented by Formula (II), or combinations thereof wherein R1 is —(CH2)10—CO2H, and R2 is H, OH, SO3Na, NO2, CN or CO2H. The reactant (b) is a compound with a structure represented by formula (III) wherein A is R3 is H or methyl group, x is between 1-12, R4 is H or methyl group, and y and z are both between 1-5. The reactant (c) is a compound with a structure represented by formula (IV), or a compound with a structure represented by formula (V) wherein R5 and R6 are independent H or C1-4 alkyl group.

Abstract: An energy storage device including an active electrolyte, a first electrode and a second electrode is provided. The active electrolyte contains protons and ion pairs with a redox ability. The first electrode and the second electrode coexist in the active electrolyte and are separated from each other. The first electrode and the second electrode respectively include an active material producing a redox-reaction with the active electrolyte or an active material producing ion adsorption/desorption with the active electrolyte. The active electrolyte receives electrons from the first electrode and/or the second electrode so as to perform a redox-reaction for charge storage.

Abstract: A hybrid energy storage device includes a positive electrode comprising open-structured carbonaceous materials and at least one lithium-containing inorganic compound characterized by LixAy(DtOz), wherein Li is lithium, A is a transition metal, D is selected from the group consisting of silicon, phosphorous, boron, sulfur, vanadium, molybdenum and tungsten, O is oxygen, and x, y, z, t are stoichiometric representation containing real numbers constrained by 0<x?4, 1?y?2, 1?t?3, 3?z?12, wherein y, t, and z are integers; a negative electrode; and a non-aqueous, lithium-containing electrolyte.

Abstract: A bipolar plate and a fuel cell are provided. The bipolar plate for the fuel cell has a plurality of flow channels, and a rib is defined between neighboring two flow channels. A top surface of the rib may be a roughened surface or have a porous structure in order to improve performance of the fuel cell.

Abstract: A solid polymer electrolyte composition having good conductivity and better mechanical strength is provided. The solid polymer electrolyte composition includes at least one lithium salt and a crosslinking polymer containing at least a first segment, a second segment, a third segment, and a fourth segment. The first segment includes polyalkylene oxide and/or polysiloxane backbone. The second segment includes urea and/or urethane linkages. The third segment includes silane domain. The fourth segment includes phenylene structure. Moreover, the solid polymer electrolyte composition further includes an additive for improving ionic conductivity thereof.