Industrial Technology Research Institute

National Taiwan University

Mitsui Chemicals, Inc.

Chang-Rung Yang

Jing-Pin Pan

Jung-Mu Hsu

Tsung-Hsiung Wang

Fu-Ming Wang

Yueh-Wei Lin

Hung-Chun Wu

Chorng-Shyan Chern

Yih-Song Jan

Chen-Chung Chen

Li-Chun Chen

Guan-Lin Lai

Jen-Chih Lo

Bing-joe Hwang

Yu-Min Peng

Wen-Bing Chu

Sheng-Feng Wu

Ching-Yi Su

Jen-Jeh Lee

Ping-Yao Wu

Yu-Han Li

Ming-Yi Lu

Chien-An Chen

Chyi-Ming Leu

Chun-Wei Su

Tzong-Ming Lee

Chih-Jen Yang

Chung-Liang Chang

Yu-Chan Yen

Nae-Lih Wu

Guey-Sheng Liou

Gen Miyata

Hung-Ju Yen

Chin-Shu Cheng

Cha-Wen Chang

Quoc Thai Pham

Angelia Sulaiman Lo

Akihito Shigematsu

Shu-Heng Wen

Kuo Feng Chiu

Pin-Chi Chiang

Jien-Chang Chen

An ion-conducting material, a core-shell structure containing the ion-conducting material, an electrode prepared with the core-shell structure and a metal-ion battery employing the electrode are provided. The core-shell structure includes a core particle and an organic-inorganic composite layer formed on the surface of the core particle for encapsulating the core particle. The core particle includes lithium cobalt oxide, lithium nickel cobalt oxide, lithium nickel cobalt manganese oxide, or lithium nickel cobalt aluminum oxide. Also, the organic-inorganic composite layer includes nitrogen-containing hyperbranched polymer and an ion-conducting material. The ion-conducting material is a lithium-containing linear polymer or a modified Prussian blue, wherein the modified Prussian blue has an ion-conducting group and the lithium-containing linear polymer has an ion-conducting segment.

Ion-conducting material, core-shell structure containing the same, electrode prepared with the core-shell structure and metal-ion battery employing the electrode

An additive formulation for a lithium ion battery is provided, which includes an ionic conductor and a compound having a maleimide structure. An electrode slurry composition is also provided, which includes an active material, a conductive additive, an adhesive, and an additive formulation containing an ionic conductor and a compound having a maleimide structure modified by a compound having a barbituric acid structure.

Additive formulation and composition for lithium ion battery and lithium ion battery comprising the same

A method of forming slurry for a positive electrode plate is provided, which includes reacting maleimide compound and barbituric acid to form a hyper branched polymer. 0.1 to 1 part by weight of the hyper branched polymer is mixed with 0.01 to 1 part by weight of coupling agent and 0.1 to 6 parts by weight of carbon nanotube to form a mixture. 80 to 97.79 parts by weight of active material is added to the mixture, wherein the hyper branched polymer, the carbon nanotube, and the active material are bonded by the coupling agent.

Positive electrode plate and method of forming slurry for positive electrode plate

An oligomer-polymer is provided. The oligomer-polymer is obtained by the polymerization reaction of a compound containing an ethylenically unsaturated group and a nucleophile compound, wherein the nucleophile compound includes the compound shown in formula 1: A lithium battery including an anode, a cathode, an isolation film, an electrolyte solution, and a package structure is also provided, wherein the cathode includes the oligomer-polymer.

Oligomer-polymer and lithium battery

An oligomer additive is provided. The oligomer additive is obtained by a reaction of a maleimide, a barbituric acid and a dibenzyl trithiocarbonate. A lithium battery including an anode, a cathode, a separator, an electrolyte solution and a package structure is also provided, wherein the cathode includes the oligomer additive.

Oligomer additive and lithium battery

Provided are an electrode for a lithium battery that is capable of providing a lithium battery having both high stability and high battery properties; a process for producing an electrode for a lithium battery, in which a positive electrode plate and/or a negative electrode plate, even when coated with a thermal activation material dissolved in an organic solvent such as a pyrrolidone-based solvent, is prevented from swelling; and a lithium battery including said electrode for a lithium battery. The electrode for a lithium battery includes an electrode plate, a mix layer and a heat insulating layer in this order, wherein the mix layer includes at least an aqueous adhesive and an active material; the heat insulating layer includes at least a thermal activation material; and at least part of the mix layer is in contact with at least part of the heat insulating layer.

Electrode for lithium battery and production process thereof, and lithium battery

A modified maleimide oligomer is disclosed. The modified maleimide oligomer is made by performing a reaction of a compound having a barbituric acid structure, a free radical capture, and a compound having a maleimide structure. A composition for a battery is also disclosed. The composition includes the modified maleimide oligomer.

Modified maleimide oligomer, preparation method thereof and composition containing the same

The invention provides a lithium battery, including: a cathode plate and an anode plate; a separator disposed between the cathode plate and the anode plate to define a reservoir region; and an electrolyte filled in the reservoir region. A thermal protective film is provided to cover a material of the cathode plate or the anode plate. When a battery temperature rises over an onset temperature of the thermal protective film, it undergoes a crosslinking reaction to inhibit thermal runaway. A method for fabricating the lithium ion battery is also provided.

Method for modifying cathode material and lithium battery employing the cathode material

Disclosed is an electrode assembly of a lithium secondary battery, including an anode plate, a cathode plate, a separator for separating the anode plate and the cathode plate and conducting lithium ions of an electrolyte, and a composite film disposed between the anode plate and the separator and/or between the cathode plate and the separator. The composite film includes 5 to 95 parts by weight of an inorganic clay and 95 to 5 parts by weight of an organic polymer binder.

Electrode assembly of lithium secondary battery

A lithium battery is provided. The lithium battery comprises an positive electrode plate having a first surface, a negative electrode plate having a second surface, a first thermal insulating layer and a separator. The first surface is opposite to the second surface. The thermal insulating layer is disposed on one of the first surface and the second surface. The thermal insulating layer is comprised of an inorganic material, a thermal activation material and a binder. The separator is disposed between the positive electrode plate and the negative electrode plate.

Lithium battery and electrode plate structure

A lithium battery is provided. The lithium battery comprises a first plate, a second plate and a separator. The first plate is composed of a plurality of electrode material layers stacked on one another. At least one of the electrode material layers comprises a thermal activation material. The separator is disposed between the first plate and the second plate.

A gel polymer electrolyte precursor and a rechargeable cell comprising the same are provided. The gel polymer electrolyte precursor comprises a bismaleimide monomer or bismaleimide oligomer, a compound having formula (I): a non-aqueous metal salt electrolyte, a non-protonic solvent, and a free radical initiator, wherein the bismaleimide oligomer is prepared by reaction of barbituric acid and bismaleimide, X comprises oxygen, organic hydrocarbon compounds, organic hydrocarbon oxide compounds, oligomers or polymers, n is 2 or 3, and A independently comprises wherein m is 0&#x2dc;6, X comprises hydrogen, cyano, nitro or halogen, and Rindependently comprises hydrogen or C1&#x2dc;4 alkyl.

Gel polymer electrolyte precursor and rechargeable cell comprising the same

Disclosed is a positive electrode applied in lithium battery and method for manufacturing the same. First, a lithium alloy oxide layer is formed on a substrate. Subsequently, an additional high density and low energy plasma treatment is processed, such that the lithium alloy oxide layer has a top surface composed of uniform, dense, and inter-necked nano grains, and the in-side/bottom grains of the oxide layer remain unchanged. According to experiments, the positive electrode with such properties has higher capacity and longer cycle lifetime, thereby improving the lithium battery performance.

Positive electrode and method for manufacturing the same and lithium battery utilizing the same

A battery electrode paste composition containing modified maleimide(s) is provided, which has an electrode active material, a conductive additive, a binder and modified maleimide(s) as dispersant. The modified maleimide as the dispersant in the battery electrode paste composition has dendrimer-like hyperbranched structures, which can form a stable complex with the electrode active material. Therefore, owing to the excellent compatibility of the modified maleimide with the solvent in the electrode paste, the storage stability of the paste is increased. Furthermore, through formation of stable bonding between the modified maleimide and the current-collecting metal substrate, the adhesive force between the electrode film and the current-collecting metal substrate is enhanced and the cycling life of the battery product is extended.

Battery electrode paste composition containing modified maleimides

A nonaqueous electrolyte having maleimide additives and rechargeable cells employing the same are provided. The nonaqueous electrolyte having maleimide additives comprises an alkali metal electrolyte, a nonaqueous solvent, and maleimide additives. Specifically, the maleimide additives comprise maleimide monomer, bismaleimide monomer, bismaleimide oligomer, or mixtures thereof. The maleimide additives comprise functional groups, such as a maleimide double bond, phenyl group carboxyl, or imide, enhancing the charge-discharge efficiency, safety, thermal stability, chemical stability, flame-resistance, and lifespan of the secondary cells of the invention.

Growing community of inventors

Hsinchu, Taiwan

Chang-Rung Yang