Beck & Rössig European Patent Attorneys

The present invention relates to a method for fabricating micromesh electrodes, the method comprising: (a) developing a micromesh template on a base; (b) depositing at least one metallic layer onto the micromesh template, forming the micromesh electrodes; (c) removing the photoresist film from the base; and, (d) peeling the micromesh electrodes from the base. The present invention also relates to a system for fabricating micromesh electrodes for use in electrolysis, the system comprising: a micromesh template; and, a metallic layer, deposited on the micromesh template to form the micromesh electrodes.

A tube transferring apparatus (1000) comprises a conveyor (110) feeding a tube (10, 15, 20); a transfer structure (200) including a transfer member (260) positioned adjacent to an output section of the conveyor, the transfer member including a step portion (263) that is formed in an inside of the transfer member, the transfer member supporting the tube released from the output section of the conveyor through the step portion; a rotation structure (300) positioned under the transfer structure (200), the rotation structure including a tube holding plate (310) where a through-hole (315) is formed; and a controller (400) configured to control the transfer structure such that the tube released from the output section of the conveyor is provided to the through-hole (315) of the tube holding plate by moving down the released tube while being supported through the step portion (263).

A stacked package includes a substrate (110), conductive pillars (122), a semiconductor element (150), electronic elements (130) and an encapsulant (140). An electronic element mounting area (111B) and a conductive pillar mounting area (111C) are defined on a surface of the substrate, the conductive pillar mounting area is located between the electronic element mounting area and one of edges of the surface. The conductive pillars are mounted only on the conductive pillar mounting area and electrically connected to the substrate and the semiconductor element, thus the electronic elements can be mounted on the electronic element mounting area where without the conductive pillars to improve electronic performance of the stacked package. The encapsulant is provided between the substrate and the semiconductor element to encapsulate the conductive pillars and the electronic elements and support the semiconductor element.

To achieve compactness and improve production economy, the present invention provides an apparatus (100) for cutting and transferring a cigarette filter, which comprises a separation guide part (50) that is provided under a supply rotary part (40) and presses a rotating cigarette filter (f) to separate the cigarette filter from a seating groove (41) on the rotary supply part (40), an inversion transfer part including a first conveyor belt (60) by which the separated cigarette filter is seated and transferred rearward, an inversion wheel (70) that inverts a transfer direction of the cigarette filter transferred from the first conveyor belt, and a second conveyor belt (61) by which the cigarette filter is seated and transferred frontward, a lifting wheel (80) that sequentially lifts the cigarette filter (f) transferred frontward by the second conveyor belt (61) in units of cut segments (fa), and a delivery wheel (90) that changes a rotation direction to transfer the lifted segment (fa) to a subsequent process.

An object of the invention is to provide a method for economically and environmentally friendly collecting carbon powder for an anode from a waste lithium-ion secondary battery, a recycled anode carbon powder obtained from therefrom, and a lithium-ion secondary battery to which the recycled anode carbon powder is applied. To achieve the object, a method for recycling an anode material includes a step (a) of loading a heat treatment object including the anode material into a heat treatment furnace, a step (b) of raising an internal temperature of the heat treatment furnace to increase to a range of about 100°C to about 400°C, a step (c) of heat-treating the heat treatment object at the increased temperature, and a step (d) of discharging first powder made after the heat treatment of the heat treatment object is completed. The first powder includes recycled anode powder selected from the group consisting of recycled carbon powder, silicon powder, silicon oxide powder, carbon-silicon composite material powder, or combinations thereof, and the heat treatment object includes at least a portion of a waste lithium-ion secondary battery or wastes generated during a process of manufacturing the lithium-ion secondary battery or a process of manufacturing the anode material.

An object of the invention is to provide a method for economically and environmentally friendly collecting an olivine-structured cathode active material from wastes containing the olivine-structured cathode active material that is structurally stable, a recycled cathode active material obtainable therefrom, and a lithium-ion secondary battery in which the recycled cathode active material is applied. To achieve the above object, the method for recycling the olivine-structured cathode active material includes a step (a) of loading a heat treatment object containing an olivine-structured cathode active material into a heat treatment furnace, a step (b) of raising an internal temperature of the heat treatment furnace to a range of about 150°C to about 400°C, a step (c) of maintaining the increased internal temperature to thermally treat the heat treatment object, and a step (d) of discharging first powder produced after the heat treatment is completed. The first powder comprises recycled olivine-structured cathode active material, and the heat treatment object comprises at least a portion of the waste lithium-ion secondary battery or wastes generated during the cathode active material manufacturing process.

Provided is a negative electrode active material including secondary particles assembled from a plurality of primary silicon particles; amorphous carbon filled between the primary silicon particles, surrounding a surface of the primary silicon particles, and surrounding a surface of the secondary particles; and particulate silicon present within the amorphous carbon or independently of the secondary particles and having a cross-sectional area of 0.5 µm<2> or less, wherein a proportion of the particulate silicon is 6.5 area% or less but excluding 0 area%.

The present invention discloses a method for producing biocrude and bioactive substances from microalgae biomass, comprising the steps of: mixing and stirring dry microalgae biomass with water and an acid catalyst; heating the mixture at high pressure at a temperature and time based on each individual species or processing the biomass mixture in a colloidal mill (202) with solvent; separating lysed algae cells into non-polar extracts from water-soluble extracts via vacuum filtration (102); washing the lysed algae cells and non-polar extracts with organic solvents; separating the organic solvent mixture, which comprises ethanol and long-chain fatty acids, from the remaining biochar via vacuum filtration (102); and separating the ethanol from the fatty acids via distillation or rotary evaporator (204) to extract bio-oil.

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