Industrial Technology Research Institute

Cheng-Liang Cheng

Li-Duan Tsai

Min-Lin Lee

Yi-Hsiu Pan

Yu-Ting Cheng

Yueh-Wei Lin

Bang-Hao Wu

Jing-Pin Pan

Tsung-Hsiung Wang

Shur-Fen Liu

Chien-Min Hsu

Chia-Chen Fang

Chi-Lun Chen

Jason Fang

Kuo-Ching Cheng

A separator substrate include a substrate having a bulk portion and a surface portion, the surface portion having at least one porous area with a net charge; and ionic particles coupling to at least a part of the at least one porous area. The ionic particles have a net charge of an opposite sign to the net charge of the at least one porous area. The coupling between the part of the at least one porous area and the ionic particles may result in at least one of a good electrochemical performance, chemical stability, thermal stability, wettability, and mechanical strength of the separator substrate.

Hybrid materials using ionic particles

A non-aqueous electrolyte including a lithium salt, an organic solvent, and an electrolyte additive is provided. The electrolyte additive is a meta-stable state nitrogen-containing polymer formed by reacting Compound (A) and Compound (B). Compound (A) is a monomer having a reactive terminal functional group. Compound (B) is a heterocyclic amino aromatic derivative as an initiator. A molar ratio of Compound (A) to Compound (B) is from 10:1 to 1:10. A lithium secondary battery containing the non-aqueous electrolyte is further provided. The non-aqueous electrolyte of this disclosure has a higher decomposition voltage than a conventional non-aqueous electrolyte, such that the safety of the battery during overcharge or at high temperature caused by short-circuit current is improved.

Non-aqueous electrolyte and lithium secondary battery including the same

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.

Decoupling device including a plurality of capacitor unit arrayed in a same plane

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.

Embedded capacitor module

An embedded capacitor substrate module includes a substrate, a metal substrate and a solid electrolytic capacitor material. The solid electrolytic capacitor material is formed on the metal substrate, so as to form a solid electrolytic capacitor with the substrate. The embedded capacitor substrate module further includes an electrode lead-out region formed by extending the substrate and the metal substrate. The metal substrate serves as a first electrode, and the substrate serves as a second electrode. An insulating material is formed between the substrate and the metal substrate. Therefore, the embedded capacitor substrate module is not only advantageous in having a large capacitance as the conventional solid capacitor, but also capable of being drilled or plated and electrically connected to other circuits after being embedded in a printed circuit board.

Embedded capacitor substrate module

A decoupling device including a lead frame, multiple capacitor units, a protective layer and a packaging element is provided. The lead frame includes a cathode terminal portion and at least two opposite anode terminal portions disposed 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 units are connected in parallel and disposed on the lead frame. Each capacitor unit has a cathode portion and an opposite anode portion. The cathode portion is electrically connected with the cathode terminal portion. The anode portion is electrically connected with the anode terminal portion. The protective layer wraps at least one of the anode portion and the cathode portion of the capacitor unit. The packaging element covers the lead frame, the capacitor units and the protective layer. The packaging element exposes a bottom surface of the lead frame.

Decoupling device and fabricating method thereof

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&#xb0; C. for one month.

Meta-stable state nitrogen-containing polymer

Solid electrolytic capacitor

A decoupling device includes a lead frame, a capacitor unit, a metal layer, and a high dielectric organic-inorganic composite material layer. The lead frame includes a cathode terminal portion and an anode terminal portion. The capacitor unit is disposed on the lead frame. The capacitor unit includes a cathode portion, an anode portion, and an insulation portion located between the cathode portion and the anode portion. The cathode portion is electrically connected to the cathode terminal portion, and the anode portion is electrically connected to the anode terminal portion. The high dielectric organic-inorganic composite material layer is connected to the capacitor unit in parallel via the metal layer.

Decoupling device

A through hole capacitor at least including a substrate, an anode layer, a dielectric layer, a first cathode layer, and a second cathode layer is provided. The substrate has a plurality of through holes. The anode layer is disposed on the inner surface of at least one through hole, and the surface of the anode layer is a porous structure. The dielectric layer is disposed on the porous structure of the anode layer. The first cathode layer covers a surface of the dielectric layer. The second cathode layer covers a surface of the first cathode layer, and the conductivity of the second cathode layer is greater than that of the first cathode layer. The through hole capacitor can be used for impedance control, as the cathode layers of the through hole are used for signal transmission.

Through hole capacitor and method of manufacturing the same

A hybrid capacitor is provided which includes a substrate, at least one plate capacitor and at least one through hole capacitor. The substrate has through holes and the plate capacitors are on the substrate. At least one through hole capacitor and at least one plate capacitor are in parallel. The through hole capacitor at least includes an anode layer, a first dielectric layer, a first cathode layer and a second cathode layer. The anode layer is disposed on an inner surface of at least one through hole, and a surface of the anode layer is a porous structure. The first dielectric layer is disposed on the porous structure of the anode layer and covered with the first cathode layer. The first cathode layer is covered with the second cathode layer. A conductivity of the second cathode layer is larger than a conductivity of the first cathode layer.

Hybrid capacitor

A solid electrolytic capacitor having multiple capacitor elements and a lead frame is provided. Each capacitor element includes an anode part, a cathode part, an insulating part and at least one first slit. The cathode part is disposed opposite to the anode part. The insulating part is disposed between the anode part and the cathode part. The first slit is disposed at the anode part. The lead frame has an upper surface and a lower surface where the capacitor elements are stacked on. The lead frame includes an anode terminal part electrically connected to the anode part, and includes a cathode terminal part electrically connected to the cathode part. Specially, the anode terminal part includes at least one first projecting part, which projects toward the upper surface. The capacitor elements are stacked on the upper surface and the first slit is inserted into the first projecting part.

Growing community of inventors

Hsinchu, Taiwan

Cheng-Liang Cheng