Electronics and Telecommunications Research Institute

Lg Chem, Ltd

Lg Energy Solution, Ltd.

Sang Kyun Lee

Cha Hun Ku

Yil Suk Yang

Jong Dae Kim

Kang Ho Park

Duck Hoe Kim

Sung Q Lee

Min Soo Park

Eui Jin Hong

Hye Jin Kim

Young Ha Kim

Ju Hyeon Cho

Moonkeun Kim

Young Hoon Hong

Sang Hun Kim

Moon Youn Jung

Jae Woo Lee

Jong-Kee Kwon

Dong Hoon Song

Seok Jin Kim

Jung Kwan Pyo

Dong-Ho Shin

Tae Kyu Kim

Seung Eon Moon

Min Cheol Choi

Seong Hyun Kim

Seunghwan Kim

Je Young Kim

Chul Huh

Kyung Hwan Park

Jung Hee Suk

Taek Soo Lee

Hong-Seok Seo

Cha-Hun Ku

Jung Pil Lee

Seong Su Park

Sun Hee Kim

Jimin Oh

Sang Baek Ryu

Min Cheol Shin

Sang Ho Bae

Won Bae Cho

Jin Hak Kong

Dong Yeon Kim

Kieun Sung

Min Wook Kim

To achieve the above objects, a battery case for a secondary battery, the battery case being a pouch type battery case that is configured to accommodate an electrode assembly therein, the electrode assembly including stacked electrodes and separators therein, the battery case according to an embodiment of the present invention including a first cup part and a second cup part, each formed as a respective recess extending downward from a top surface of a pouch film; a bridge formed between the first cup part and the second cup part and having a constant width and height; and two complement parts disposed outside of respective first and second longitudinal ends of the bridge, each of the complement parts protruding upward from the top surface of the pouch film.

Battery case for secondary battery and pouch type secondary battery

A plasma generator for a secondary battery includes a transfer roller for transferring a separator and a plasma generation part configured to form an adhesive surface having adhesive force on a portion of a surface of the separator transferred by the transfer roller and a non-adhesive surface having no adhesive force on a remaining portion. The plasma generation part includes a metal member embedded in the transfer roller, a plasma generation member configured to be spaced apart from the transfer roller and to react with the metal member to generate plasma and thereby form the adhesive surface, and a blocking member on an outer circumferential surface of the transfer roller configured to block the reaction between the metal and plasma generation members and thereby form the non-adhesive surface having no adhesive force on the remaining portion of the surface of the separator.

Plasma generator for secondary battery and lamination system comprising the same

An apparatus for manufacturing a secondary battery includes a first guide in which one side of one end is recessed to define a concave space, wherein, when a battery case of the secondary battery is folded, the one end is configured to be inserted into the battery case to push a folding part of the battery case to an outside; and a second guide configured to hold a sealing part of the battery case so as to fix the battery case.

Apparatus and method for manufacturing secondary battery

A pouch type battery case for a secondary battery, which accommodates an electrode assembly, in which electrodes and separators are stacked, includes a first cup part and a second cup part, which are recessed in a pouch film, respectively; an accommodation part, which is provided in a longitudinal direction of edges of the first cup part and the second cup part, which face each other, between the first cup part and the second cup part and in which one side of the electrode assembly is configured to be accommodated; inclined parts extending from opposing ends, respectively, of the accommodation part and provided to be recessed in the pouch film; and line forming parts extending linearly from outer ends, respectively, of the respective inclined parts and provided to be recessed in the pouch film in the same direction as the longitudinal direction of the accommodation part.

Provided are a pulse compressor and a two-photon excited fluorescence microscope. The microscope includes a light source which generates a laser beam having a pulse, a pulse compressor which compresses the pulse of the laser beam, an objective lens which provides the laser beam to a specimen, and image sensors which receive the laser beam and obtain images of the specimen. The pulse compressor may include a grating plate, a corner cube provided on one side of the grating plate, and a retroreflector provided on the other side of the grating plate.

Two-photon excited fluorescence microscope for diagnosis of Alzheimer's disease (AD) and mild cognitive impairment (MCI), and pulse compressor including therein

An apparatus for manufacturing a secondary battery includes: a recess induction part configured to allow a folding part folded in a battery case of a secondary battery to be recessed inward so as to provide a recess part when the battery case of the secondary battery is folded; a first guide, of which one side of one end is recessed to define a concave space, wherein, when the battery case of the secondary battery is folded, the one end is configured to be inserted into the battery case to push the folding part to an outside so that the recess induction part is configured to be inserted into the concave space; and a second guide configured to hold a sealing part of the battery case so as to fix the battery case.

A plasma generating apparatus for a secondary battery, including a roller part having a transfer roller configured to transfer a separator and a metal member built in the transfer roller, and a plasma generating part interacting with the metal member to generate plasma and thereby to form a mask that is patterned on a surface of the separator and has a bonding force.

Plasma generating apparatus for secondary battery and lamination system comprising the same

The present disclosure provides a sample analyzer and an analyzing method thereof. The sample analyzer includes a first beam source configured to provide a first energy beam to a sample, a second beam source configured to provide a second energy beam, which is different from the first energy beam, to the sample, a reflected beam sensor disposed between the second beam source and the sample to detect a reflected beam of the second energy beam, which is reflected by one side of the sample, and a transmitted beam sensor disposed adjacent to the other side of the sample to detect a transmitted beam of the second energy beam.

Sample analyzer and analyzing method thereof

The present invention relates to a plasma generating apparatus for a secondary battery. The plasma generating apparatus for the secondary battery comprises a roller part comprising a transfer roller that transfers a separator and a metal member built in the transfer roller, and a plasma generating part comprising a main body spaced apart from the transfer roller and a plurality of electrode members disposed on positions that are spaced apart from each other in a direction of both ends of the main body and partially generating a plasma between the metal member and the main body to form a patterned bonding layer on a surface of the separator, wherein the plurality of electrode members are detachably coupled to the main body to adjust a number of the electrode members coupled to the main body based on a size of the separator.

The present invention relates to an electrode, for reducing a difference in ductility between a non-coating portion and a coating portion of the electrode, a method for manufacturing the electrode, and a roller for manufacturing the electrode. Also, the electrode according to the present invention includes an electrode foil, a coating portion coated with an electrode active material on one surface of the electrode foil, and a non-coating portion which is disposed adjacent to the coating portion on the one surface of the electrode foil, and is not coated with the electrode active material and on which a pattern is disposed.

Electrode, method for manufacturing the electrode, and roller for manufacturing the electrode

The present invention relates to an electrode assembly and a method for manufacturing the same, and more particularly, to an electrode assembly in which a degree of alignment of cells is improved and a method for manufacturing the same. An electrode assembly according to the present invention comprises a separator sheet folded in a zigzag shape and a unit cell having a structure in which an electrode and a separator are alternately stacked, wherein the unit cell is repeatedly disposed between the separator sheet that is folded in a zigzag shape, and at least a portion of the unit cell and at least a portion of the separator sheet are bonded to each other.

Electrode assembly and method for manufacturing the same

The present invention relates to an electrode assembly. The electrode assembly comprises: a first separator sheet; and first and second electrode sheets respectively adhering to both sides of the first separator sheet, wherein both the surfaces of the first separator sheet have adhesion different from each other, the first electrode sheet adheres to a first surface, which has relatively high adhesion, of both the surfaces, and the second electrode sheet adheres to a second surface, which has relatively low adhesion, of both the surfaces.

The present invention relates to a plasma generating apparatus for a secondary battery. The plasma generating apparatus for the secondary battery comprises a transfer roller that transfers a separator, a metal member disposed within the transfer roller, a plasma generating member that interacts with the metal member to generate a plasma and irradiate the generated plasma onto a surface of the separator, and a protrusion member that causes a portion of the separator closely attached to the transfer roller to protrude and forms an adhesion area, which is adhesive, and a non-adhesion area, which is non-adhesive or less adhesive than the adhesion area, by allowing the plasma to be irradiated onto the adhesion area and no plasma or less plasma to be irradiated onto the non-adhesion area.

Plasma generating apparatus for secondary battery

An electrode assembly for a secondary battery having reduced internal resistance while adhesion between a separator and an electrode is maintained and having improved electrolyte impregnation the electrode assembly including a separator having a processed area having undergone a corona discharging process and a non-processed area.

Electrode assembly including electrode and separator partially bonded to each other

The present invention relates to an electrode assembly. The electrode assembly comprises: a first separator sheet; and a first electrode sheet and a second electrode sheet, which respectively adhere to both surfaces of the first separator sheet, wherein patterned masks having different adhesion force are respectivley disposed on both the surfaces of the first separator sheet, and the first electrode sheet adheres to the mask of a first surface of both the surfaces, which has relatively high adhesion force, and the second electrode sheet adheres to the mask of a second surface having relatively low adhesion force.

Growing community of inventors

Daejeon, South Korea

Sang Kyun Lee