SAMSUNG SDI CO., LTD. patent applications on February 27th, 2025
Patent Applications by SAMSUNG SDI CO., LTD. on February 27th, 2025
SAMSUNG SDI CO., LTD.: 34 patent applications
SAMSUNG SDI CO., LTD. has applied for patents in the areas of H01M4/02 (10), H01M4/36 (8), H01M10/0525 (7), H01M4/04 (7), H01M4/62 (4) H01M4/366 (4), H01M50/533 (2), H01M4/525 (2), B05C5/0262 (1), H01M50/121 (1)
With keywords such as: electrode, layer, including, battery, material, assembly, plate, active, negative, and about in patent application abstracts.
Patent Applications by SAMSUNG SDI CO., LTD.
Inventor(s): Kyungtaek CHOI of Yongin-si (KR) for samsung sdi co., ltd., Young-Hak PYO of Yongin-si (KR) for samsung sdi co., ltd., Jin Seo PARK of Yongin-si (KR) for samsung sdi co., ltd., Wonsub SEO of Yongin-si (KR) for samsung sdi co., ltd., Gisung KIM of Yongin-si (KR) for samsung sdi co., ltd., Byoungkuk KIM of Yongin-si (KR) for samsung sdi co., ltd., Sohun KIM of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): B05C5/02, H01M4/04
CPC Code(s): B05C5/0262
Abstract: a multi-slot die includes a plurality of dies that form a continuous coating portion along a length direction on one electrode substrate that continuously proceeds in multiple columns to be spaced apart from each other along a width direction intersecting the length direction, using a supplied active material slurry, a plurality of gap adjustment assemblies that are provided corresponding to each of the dies and independently adjust gaps set between each of the dies and the electrode substrate along a discharge direction of the die and a die position adjustment assembly that is provided corresponding to the gap adjustment assemblies and independently adjusts positions of the dies with respect to the width direction.
Inventor(s): Changhee WOO of Yongin-si (KR) for samsung sdi co., ltd., Ik-Hwan Cho of Yongin-si (KR) for samsung sdi co., ltd., Jiwan You of Yongin-si (KR) for samsung sdi co., ltd., Jinhwan Park of Yongin-si (KR) for samsung sdi co., ltd., Young Gyoon Ryu of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): C08K3/02, C08F20/14, C08G71/04, C08K9/04
CPC Code(s): C08K3/02
Abstract: a composite flame retardant for an all-solid-state rechargeable battery, the composite flame retardant includes core particles including a phosphorus flame retardant; and a coating layer on a surface of the core particles, the coating layer including a melamine flame retardant, wherein the coating layer has a thickness of less than or equal to about 1 �m.
Inventor(s): JIWAN YOU of Yongin-si (KR) for samsung sdi co., ltd., Ik Hwan CHO of Yongin-si (KR) for samsung sdi co., ltd., Changhee WOO of Yongin-si (KR) for samsung sdi co., ltd., Young Gyoon RYU of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): C08K5/53, C08K5/00, C08K5/3492
CPC Code(s): C08K5/53
Abstract: a composite flame retardant for an all-solid-state rechargeable battery, the composite flame retardant including core particles that include a phosphorus flame retardant; and a coating layer on a surface of the core particles, the coating layer including a melamine flame retardant, wherein the coating layer has a thickness of greater than about 1 �m and less than or equal to about 6 �m.
Inventor(s): Young Keun KIM of Suwon-si (KR) for samsung sdi co., ltd., Sukil KANG of Suwon-si (KR) for samsung sdi co., ltd.
IPC Code(s): G03F7/004, C07F7/22
CPC Code(s): G03F7/0042
Abstract: a semiconductor photoresist composition includes: an organometallic compound represented by chemical formula 1; and a solvent:
Inventor(s): Young Keun KIM of Suwon-si (KR) for samsung sdi co., ltd., Sukil KANG of Suwon-si (KR) for samsung sdi co., ltd.
IPC Code(s): G03F7/004, C07F7/22
CPC Code(s): G03F7/0042
Abstract:
Inventor(s): Young Keun KIM of Suwon-si (KR) for samsung sdi co., ltd., Sukil KANG of Suwon-si (KR) for samsung sdi co., ltd.
IPC Code(s): G03F7/004, C07F7/22
CPC Code(s): G03F7/0042
Abstract: further, a method of forming patterns includes: forming an etching-objective layer on a substrate; coating the semiconductor photoresist composition as claimed in claim on the etching-objective layer to form a photoresist layer; patterning the photoresist layer to form a photoresist pattern; and etching the etching-objective layer using the photoresist pattern as an etching mask.
Inventor(s): Seongjin KIM of Suwon-si (KR) for samsung sdi co., ltd., Jaeyeol BAEK of Suwon-si (KR) for samsung sdi co., ltd., Soonhyung KWON of Suwon-si (KR) for samsung sdi co., ltd., Byeonggyu HWANG of Suwon-si (KR) for samsung sdi co., ltd., Hwayoung JIN of Suwon-si (KR) for samsung sdi co., ltd., Eunsu LEE of Suwon-si (KR) for samsung sdi co., ltd., Ahra CHO of Suwon-si (KR) for samsung sdi co., ltd., Yoojeong CHOI of Suwon-si (KR) for samsung sdi co., ltd., Sungwoo JUNG of Suwon-si (KR) for samsung sdi co., ltd.
IPC Code(s): G03F7/11, C08G73/06, C09D179/04
CPC Code(s): G03F7/11
Abstract: disclosed are a resist underlayer composition, and a method of forming a pattern using the resist underlayer composition. the resist underlayer composition includes a polymer including a structural unit represented by chemical formula 1, and a solvent. the definitions of chemical formula 1 are as described in the specification.
Inventor(s): Seongjin KIM of Suwon-si (KR) for samsung sdi co., ltd., Jaeyeol BAEK of Suwon-si (KR) for samsung sdi co., ltd., Soonhyung KWON of Suwon-si (KR) for samsung sdi co., ltd., Byeonggyu HWANG of Suwon-si (KR) for samsung sdi co., ltd., Hwayoung JIN of Suwon-si (KR) for samsung sdi co., ltd., Eunsu LEE of Suwon-si (KR) for samsung sdi co., ltd., Ahra CHO of Suwon-si (KR) for samsung sdi co., ltd., Yoojeong CHOI of Suwon-si (KR) for samsung sdi co., ltd., Sungwoo JUNG of Suwon-si (KR) for samsung sdi co., ltd.
IPC Code(s): G03F7/11, C08G73/06, C09D179/04
CPC Code(s): G03F7/11
Abstract:
Inventor(s): Juhye BAE of Yongin-si (KR) for samsung sdi co., ltd., Won-Gi AHN of Yongin-si (KR) for samsung sdi co., ltd., Junhong LEE of Yongin-si (KR) for samsung sdi co., ltd., Min-young JEONG of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/133, H01M4/02, H01M4/36, H01M4/62, H01M10/0525
CPC Code(s): H01M4/133
Abstract: a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. the negative electrode includes: a current collector; a first negative active material layer disposed on one side of the current collector and including a first negative active material and a linear conductive material; and a second negative active material layer disposed on one side of the first negative active material layer and including a second negative active material.
Inventor(s): Hee Seon CHOI of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/36, H01M4/02, H01M4/38, H01M4/587, H01M10/0525
CPC Code(s): H01M4/364
Abstract: a negative active material for a rechargeable lithium battery includes at least one particle selected from a composite crystalline carbon particle (a) including a crystalline carbon core and an amorphous carbon coating layer surrounding the crystalline carbon core; a composite crystalline carbon-silicon particle (b) including a mixed core of a crystalline carbon and silicon and an amorphous carbon coating layer surrounding the mixed core; and a composite silicon particle (c) including a silicon core and an amorphous carbon coating layer surrounding the silicon core, wherein the at least one particle has convexity in a range of about 0.85 to about 0.97 and circularity in a range of about 0.74 to about 0.90.
Inventor(s): HYEJIN KIM of YONGIN-SI (KR) for samsung sdi co., ltd., ILYOUNG CHOI of YONGIN-SI (KR) for samsung sdi co., ltd., DEOK-HYUN KIM of YONGIN-SI (KR) for samsung sdi co., ltd., YOUNGUGK KIM of YONGIN-SI (KR) for samsung sdi co., ltd., JAEHOU NAH of YONGIN-SI (KR) for samsung sdi co., ltd., SUNIL PARK of YONGIN-SI (KR) for samsung sdi co., ltd., EUNJI KANG of YONGIN-SI (KR) for samsung sdi co., ltd., JAEWON KIM of YONGIN-SI (KR) for samsung sdi co., ltd., DOORI OH of YONGIN-SI (KR) for samsung sdi co., ltd., NARAE KIM of YONGIN-SI (KR) for samsung sdi co., ltd., YOOKYUNG KIM of YONGIN-SI (KR) for samsung sdi co., ltd., BANSEOK LEE of YONGIN-SI (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/36, H01M4/02, H01M4/04, H01M4/133, H01M4/137, H01M4/1393, H01M4/1399, H01M4/587, H01M4/60, H01M10/052
CPC Code(s): H01M4/366
Abstract: a negative electrode active material, including a core which includes a silicon-carbon composite; and a polymer coating layer on the core including a silicon-carbon composite, wherein the negative electrode active material has a (100) plane peak and a (002) plane peak during an x-ray diffraction measurement using a cuk� ray.
Inventor(s): Jinhyon LEE of Gongin-si (KR) for samsung sdi co., ltd., IIkyong KWON of Gongin-si (KR) for samsung sdi co., ltd., Donggeun LEE of Gongin-si (KR) for samsung sdi co., ltd., Seunguk KWON of Gongin-si (KR) for samsung sdi co., ltd., Ahram PYUN of Gongin-si (KR) for samsung sdi co., ltd., Youmin BANG of Gongin-si (KR) for samsung sdi co., ltd., Jongsup CHOI of Gongin-si (KR) for samsung sdi co., ltd., Seongdae KIM of Gongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/36, H01M4/02, H01M4/04, H01M4/587, H01M4/62, H01M10/0525
CPC Code(s): H01M4/366
Abstract: a negative electrode for a rechargeable lithium battery includes a current collector, and a dry negative active material layer on the current collector, the dry negative active material layer including a negative active material having a crystalline carbon core and a non-conductive layer coated on a surface of the crystalline carbon core, and a polytetrafluoroethylene binder.
Inventor(s): Narae KIM of Yongin-si (KR) for samsung sdi co., ltd., Deok-Hyun Kim of Yongin-si (KR) for samsung sdi co., ltd., Youngugk Kim of Yongin-si (KR) for samsung sdi co., ltd., Eunji Kang of Yongin-si (KR) for samsung sdi co., ltd., Jaewon Kim of Yongin-si (KR) for samsung sdi co., ltd., IIyoung Choi of Yongin-si (KR) for samsung sdi co., ltd., Hyejin Kim of Yongin-si (KR) for samsung sdi co., ltd., Yookyung Kim of Yongin-si (KR) for samsung sdi co., ltd., Banseok Lee of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/36, H01M4/02, H01M4/38, H01M4/583, H01M4/60, H01M10/052
CPC Code(s): H01M4/366
Abstract: a negative electrode active material, including silicon nanoparticles including an amorphous carbon coating layer on a surface of the silicon nanoparticles; and pores, wherein the negative electrode active material has a sphericity as represented by equation 1 of about 0.9 to about 1.0, and the pores include mesopores, and a ratio of a mesopores volume relative to a total pore volume of the negative electrode active material is about 30% or more and less than about 70%, and
Inventor(s): Narae KIM of Yongin-si (KR) for samsung sdi co., ltd., Deok-Hyun Kim of Yongin-si (KR) for samsung sdi co., ltd., Youngugk Kim of Yongin-si (KR) for samsung sdi co., ltd., Eunji Kang of Yongin-si (KR) for samsung sdi co., ltd., Jaewon Kim of Yongin-si (KR) for samsung sdi co., ltd., IIyoung Choi of Yongin-si (KR) for samsung sdi co., ltd., Hyejin Kim of Yongin-si (KR) for samsung sdi co., ltd., Yookyung Kim of Yongin-si (KR) for samsung sdi co., ltd., Banseok Lee of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/36, H01M4/02, H01M4/38, H01M4/583, H01M4/60, H01M10/052
CPC Code(s): H01M4/366
Abstract:
Inventor(s): Byungwuk KANG of Yongin-si (KR) for samsung sdi co., ltd., Sungwook DOO of Yongin-si (KR) for samsung sdi co., ltd., Young-Ki KIM of Yongin-si (KR) for samsung sdi co., ltd., Sung Ho CHOO of Yongin-si (KR) for samsung sdi co., ltd., Dowook JUN of Yongin-si (KR) for samsung sdi co., ltd., Gwiwoon KANG of Yongin-si (KR) for samsung sdi co., ltd., Jaeyong JEONG of Yongin-si (KR) for samsung sdi co., ltd., Youngsun KONG of Yongin-si (KR) for samsung sdi co., ltd., Seok Mun KANG of Yongin-si (KR) for samsung sdi co., ltd., Jaesang YOON of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/36, H01M4/02, H01M4/04, H01M4/525, H01M10/0525
CPC Code(s): H01M4/366
Abstract: a positive electrode active material includes a core particle including a layered lithium nickel-manganese-based composite oxide, a first coating layer provided on the surface of the core particle and including al, and a second coating layer provided on the first coating layer and including ni. a method for preparing a positive electrode active material includes: mixing a layered nickel-manganese composite hydroxide and a lithium raw material and performing a first heat treatment to obtain a lithium nickel-manganese-based composite oxide, adding an aluminum (al) raw material to an aqueous solvent, adding the lithium nickel-manganese composite oxide thereto and mixing them, then adding a nickel (ni) raw material and mixing them, and drying the mixture and performing a second heat treatment.
Inventor(s): Jungmin LEE of Yongin-si (KR) for samsung sdi co., ltd., Minjae KIM of Yongin-si (KR) for samsung sdi co., ltd., Won-Gi AHN of Yongin-si (KR) for samsung sdi co., ltd., Kukjoo LEE of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/38, H01M4/02, H01M4/04, H01M4/583, H01M4/62, H01M10/0525
CPC Code(s): H01M4/386
Abstract: disclosed herein is a negative electrode including a current collector, a first active material layer on the current collector, and a second active material layer on the first active material layer, wherein the first active material layer and the second active material layer each independently includes a silicon-based active material and a binder, and the binder includes a copolymer (a) and a copolymer (b), the copolymer (a) includes a unit (a−1) derived from a (meth)acrylic acid-based monomer and a unit (a−2) derived from a (meth)acrylonitrile monomer, and the copolymer (b) includes a unit (b−1) derived from an aromatic vinyl-based monomer and a unit (b−2) derived from an ethylenically unsaturated monomer that is at least one of an unsaturated carboxylic acid alkyl ester monomer, a (meth)acrylic acid-based monomer, an unsaturated carboxylic acid amide monomer, or a conjugated diene monomer, and a rechargeable lithium battery including the same.
Inventor(s): Byungwuk KANG of Yongin-si (KR) for samsung sdi co., ltd., Sungwook DOO of Yongin-si (KR) for samsung sdi co., ltd., Young-Ki KIM of Yongin-si (KR) for samsung sdi co., ltd., Sung Ho CHOO of Yongin-si (KR) for samsung sdi co., ltd., Dowook JUN of Yongin-si (KR) for samsung sdi co., ltd., Gwiwoon KANG of Yongin-si (KR) for samsung sdi co., ltd., Jaeyong JEONG of Yongin-si (KR) for samsung sdi co., ltd., Youngsun KONG of Yongin-si (KR) for samsung sdi co., ltd., Seok Mun KANG of Yongin-si (KR) for samsung sdi co., ltd., Jaesang YOON of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/525, C01G53/00, H01M4/02, H01M4/04, H01M4/36, H01M4/505
CPC Code(s): H01M4/525
Abstract: disclosed are a positive electrode active material, a method of preparing the same, and a positive electrode and a rechargeable lithium battery including the same, the positive electrode active material including core particles including a layered lithium nickel-manganese-based composite oxide, a first coating layer on a surface of the core particles and containing al, and a second coating layer on the first coating layer and containing co.
Inventor(s): Byungwuk KANG of Yongin-si (KR) for samsung sdi co., ltd., Young-Ki KIM of Yongin-si (KR) for samsung sdi co., ltd., Sungwook DOO of Yongin-si (KR) for samsung sdi co., ltd., Sung Ho CHOO of Yongin-si (KR) for samsung sdi co., ltd., Dowook JUN of Yongin-si (KR) for samsung sdi co., ltd., Gwiwoon KANG of Yongin-si (KR) for samsung sdi co., ltd., Jaeyong JEONG of Yongin-si (KR) for samsung sdi co., ltd., Youngsun KONG of Yongin-si (KR) for samsung sdi co., ltd., Jaesang YOON of Yongin-si (KR) for samsung sdi co., ltd., Seok Mun KANG of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/525, C01G53/04, H01M4/02, H01M4/04, H01M4/36, H01M4/505, H01M10/0525
CPC Code(s): H01M4/525
Abstract: a positive electrode active material, a method of preparing the same, a positive electrode and a rechargeable lithium battery including the same are disclosed. the positive electrode active material includes core particles including a layered lithium nickel-manganese-based composite oxide, a first coating layer disposed on a surface of the core particles and containing al, and a second coating layer disposed on the first coating layer and containing mn.
Inventor(s): Ilyoung CHOI of Yongin-si (KR) for samsung sdi co., ltd., Deok-Hyun KIM of Yongin-si (KR) for samsung sdi co., ltd., Youngugk KIM of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M4/62, H01M4/02, H01M4/133, H01M4/587, H01M10/052
CPC Code(s): H01M4/622
Abstract: a negative electrode includes a current collector; and a negative electrode active material on the current collector, the negative electrode active material layer including a polymer having a potential band vs. li of less than or equal to about 1.5 v, and a silicon active material, wherein the negative electrode has a binding force of greater than or equal to about 1.0 gf/mm and an electrical conductivity of about 1.0 s/m to about 6.0 s/m.
20250070215. ELECTRODE ASSEMBLY FOR SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Hyung Dong LEE of Yongin-si (KR) for samsung sdi co., ltd., Jae Hyung KIM of Yongin-si (KR) for samsung sdi co., ltd., Seung Il KIM of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M10/04, H01M50/538
CPC Code(s): H01M10/0431
Abstract: an electrode assembly for a secondary battery includes positive and negative electrode plates and a separator therebetween. each of the electrode plates includes: an electrode current collector plate and having an electrode active material layer on a surface of the electrode current collector plate and at least one uncoated portion at where no electrode active material is applied; and a plurality of electrode tabs electrically attached and coupled to the uncoated portions. the positive electrode tabs protrude upwardly from an upper portion of the electrode assembly, and the negative electrode tabs protrude downwardly from a lower portion of the electrode assembly.
20250070263. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Jae Hyung KIM of Yongin-si (KR) for samsung sdi co., ltd., Hyung Dong LEE of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M10/0587, H01M4/525, H01M10/0525, H01M50/178
CPC Code(s): H01M10/0587
Abstract: a secondary battery includes an electrode assembly in which a negative electrode plate, a separator, and a positive electrode plate are laminated and wound; and an exterior material accommodating the electrode assembly, wherein the positive electrode plate includes a conductive base material layer having first and second surfaces, the second surface being an opposite surface of the first surface, a first functional layer on the first surface of the conductive base material layer, a first electrically active material layer on the first functional layer, a first insulating layer on the first surface of the conductive base material layer, the first insulating layer being spaced apart from the first functional layer and the first electrically active material layer, and a first lamination tape covering a part of the first functional layer, the first electrically active material layer, the first insulating layer, and the first surface of the conductive base material layer.
Inventor(s): Dongho Koo of Yongin-si (KR) for samsung sdi co., ltd., Jaehwan Ha of Yongin-si (KR) for samsung sdi co., ltd., Juyun Kim of Yongin-si (KR) for samsung sdi co., ltd., Yujin Kang of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M10/6554, H01M10/0562, H01M10/0565, H01M10/42
CPC Code(s): H01M10/6554
Abstract: disclosed are an elastic sheet for an all-solid-state battery and an all-solid-state battery including the same. the elastic sheet includes a plate-shaped polymer with an aspect ratio of about 1 to about 5 and a thickness of about 0.2 �m to about 4 �m; and a binder. the all-solid-state battery includes a positive electrode, a negative electrode, a solid electrolyte layer between the positive electrode and the negative electrode, and an elastic sheet. the elastic sheet includes a plate-shaped polymer with an aspect ratio of about 1 to about 5 and a thickness of about 0.2 �m to about 4 �m, and a binder, positioned on outside of at least one of the positive electrode and the negative electrode.
Inventor(s): Kyugil CHOI of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/105, H01M10/04, H01M50/54
CPC Code(s): H01M50/105
Abstract: a rechargeable battery includes an electrode assembly including a first electrode and a second electrode stacked with a separator in between, and wound into a flat jelly roll, and a case having a receiver for accommodating the electrode assembly and a sealing portion surrounding the receiver, wherein an edge of the receiver includes a first straight portion and a first curved portion connected to the first straight portion and positioned at a corner, wherein an edge of the first electrode on a plane of the electrode assembly includes a second straight portion, and a corner deformed portion connected to the second straight portion and facing the first curved portion, and wherein a minimum interval between the first curved portion and the corner deformed portion is smaller than an interval between the first straight portion and the second straight portion.
20250070326. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Kwan Sic CHUN of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/107, H01M50/152, H01M50/167, H01M50/188, H01M50/342
CPC Code(s): H01M50/107
Abstract: a secondary battery includes an electrode assembly wound to have a hollow part at a center thereof, and, in the electrode assembly, a first end of the second electrode plate, which is proximal to the hollow part, has a first offset so as to be spaced apart from a first end of the first electrode plate that is proximal to the hollow part toward a second end of the first electrode plate that is distal from the hollow part, and a second end of the second electrode plate, which is distal from the hollow part, has a second offset so as to be spaced apart from the second end of the first electrode plate that is distal from the hollow part toward the first end of the first electrode plate that is proximal to the hollow part, and the first offset is greater than the second offset.
Inventor(s): Dongho KOO of Yongin-si (KR) for samsung sdi co., ltd., Jaehwan Ha of Yongin-si (KR) for samsung sdi co., ltd., Juyun Kim of Yongin-si (KR) for samsung sdi co., ltd., Yujin Kang of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/121, C08J5/18, C08L23/06, C08L71/02, H01M50/131
CPC Code(s): H01M50/121
Abstract: an elastic sheet for an all solid-state battery as well as an all solid-state battery which includes the elastic sheet for an all solid-state battery, wherein the elastic sheet for an all solid-state battery includes a spherical polymer which has a sphericity of about 0.6 to about 0.95 as well as including a binder.
20250070331. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Kwan Sic CHUN of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/14, H01M50/107, H01M50/179, H01M50/186
CPC Code(s): H01M50/14
Abstract: a secondary battery includes: an electrode assembly including a first electrode plate, a second electrode plate, and a separator, and wound to have a hollow part at a center thereof; a can having a cylindrical shape, of which a first surface is closed, and a second surface is open to accommodate the electrode assembly, the can being electrically connected to the first electrode plate; a cap plate coupled to the second surface of the can; and a terminal passing through the first surface of the can and including an inner portion supported inside the can and an outer portion supported outside the can, the terminal being electrically connected to the second electrode plate, and the hollow part of the electrode assembly has a diameter less than that of the inner portion of the terminal.
20250070335. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Bohoon Kim of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/15, H01M50/103, H01M50/169, H01M50/184, H01M50/186, H01M50/342, H01M50/578
CPC Code(s): H01M50/15
Abstract: disclosed is a secondary battery that reduces or prevents heat transfer from a battery cell to surroundings thereof if an event occurs in the battery cell. the secondary battery includes an electrode assembly including a first electrode plate and a second electrode plate including an electrode uncoated portion protruding from one side, a case for receiving the electrode assembly, and defining a lower opening at a lower end, a cap assembly at one surface of the case for sealing the case, and including an electrode terminal electrically connected to the electrode uncoated portion, and a sealing plate coupled along a perimeter of the case at the lower opening.
20250070341. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Kwang Soo BAE of Yongin-si (KR) for samsung sdi co., ltd., Jun Sun YONG of Yongin-si (KR) for samsung sdi co., ltd., Jun Hyung LEE of Yongin-si (KR) for samsung sdi co., ltd., Ji Hwan KIM of Yongin-si (KR) for samsung sdi co., ltd., Heyoung Cheoul ROH of Yongin-si (KR) for samsung sdi co., ltd., Chae Eun BAE of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/176, H01M50/103, H01M50/15, H01M50/342, H01M50/528, H01M50/533, H01M50/55, H01M50/627
CPC Code(s): H01M50/176
Abstract: a secondary battery includes an electrode assembly including a first tab and a second tab at opposite ends of the electrode assembly in a longitudinal direction, respectively; a case configured to accommodate the electrode assembly and in which a first opening and a second opening are defined at opposite ends of the case in the longitudinal direction, respectively; a first cap plate coupled to the first opening of the case and insulated from and penetrated by a first terminal that is electrically coupled to the first tab of the electrode assembly, the first cap plate including a second terminal electrically coupled to the second tab of the electrode assembly; and a second cap plate coupled to the second opening of the case and electrically coupled to the second tab of the electrode assembly.
20250070367. RECHARGEABLE BATTERY MODULE_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Dooyong LIM of Yongin-si (KR) for samsung sdi co., ltd., Seongjoon PARK of Yongin-si (KR) for samsung sdi co., ltd., Gunyeob PARK of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/291, H01M50/209, H01M50/264, H01M50/293, H01M50/586
CPC Code(s): H01M50/291
Abstract: a rechargeable battery module according to the present disclosure includes a plurality of unit cells arranged and stacked in a first direction and electrically connected to each other, an end plate disposed adjacent to an outermost unit cell of the plurality of unit cells and supporting the plurality of unit cells, and a side plate extending long along the first direction and supporting the plurality of unit cells. the side plate includes a main body fixed to the plurality of unit cells by an adhesive provided between the side plate and each of the plurality of unit cells; and a position fixing member integrally extending from a first surface of the main body facing the plurality of unit cells and positioned between the plurality of unit cells. the position fixing member is disposed in a space between the plurality of unit cells, and the adhesive is in close contact with the position fixing member within the space between the plurality of unit cells to be positioned within the space between the plurality of unit cells.
Inventor(s): Sung Gwi Ko of Yongin-si (KR) for samsung sdi co., ltd., Geun Ho Seo of Yongin-si (KR) for samsung sdi co., ltd., Dae Kyu Kim of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/342, H01M10/04, H01M50/107, H01M50/152, H01M50/186
CPC Code(s): H01M50/3425
Abstract: an embodiment of the present invention relates to a cylindrical secondary battery, and the cylindrical secondary battery may comprise: a cylindrical can; an electrode assembly which includes a first electrode plate, a second electrode plate, and a separator wound together and is accommodated in the can; and a cap assembly which is insulated from the can, is electrically connected to the electrode assembly, and has a hole formed therethrough to communicate with the inside of the can. according to the embodiment of the present invention, a degassing function is applied so that gas generated before product delivery can be removed and thus deformation of the can and the cap assembly can be reduced. in addition, the occurrence of swelling of the electrode assembly due to internal gas generation can be prevented and thus performance degradation of the secondary battery can be reduced.
Inventor(s): Ilya GOMBATS of Graz (AT) for samsung sdi co., ltd., Fritz HARING of Bruck an der Mur (AT) for samsung sdi co., ltd.
IPC Code(s): H01M50/519, H01M10/42, H01M10/48, H01M50/489, H01M50/516, H01M50/528, H01M50/583
CPC Code(s): H01M50/519
Abstract: a battery system includes a battery pack including a plurality of battery cells; a cell monitoring circuit; and a conductor arrangement including a plurality of conductor lines, a flexible flat cable, and a plurality of printed circuit boards that overlap with the flexible flat cable, a first end of the conductor lines being connected to the cell monitoring circuit via the flexible flat cable, and a second end of the conductor lines being electrically connected to live parts of the battery cells via the printed circuit boards.
Inventor(s): Helmut Rath of St. Veit/Südsteiermark (AT) for samsung sdi co., ltd.
IPC Code(s): H01M50/522, H01M50/209, H01M50/249, H01M50/548, H01M50/569
CPC Code(s): H01M50/522
Abstract: a battery module includes adjacent battery cells electrically connected using a plate-spring. a battery pack includes one or more battery modules. a vehicle uses one or more of the battery modules and/or one of more of the battery packs. also, a method for manufacture of the battery module is provided.
20250070408. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Chan Ho LEE of Yongin-si (KR) for samsung sdi co., ltd., Sang Hoon KIM of Yongin-si (KR) for samsung sdi co., ltd., Kwang Soo BAE of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/533, H01M50/103, H01M50/176, H01M50/54
CPC Code(s): H01M50/533
Abstract: a secondary battery includes: an electrode assembly including: first and second electrode plates respectively including a main tab close to an outer edge based on a center line in a longitudinal direction and a sub tab that is closer to the center line than to the outer edge; a first current collector electrically coupled to the first main tab and the first sub tab; a second current collector electrically coupled to the second main tab and the second sub tab; and a case configured to accommodate the electrode assembly, the first current collector, and the second current collector. the first main tab and the second sub tab have an asymmetric shape, and the second main tab and the second sub tab have an asymmetric shape.
20250070410. RECHARGEABLE BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Kyungho Kim of Yongin-si (KR) for samsung sdi co., ltd., Kyeong-yun Park of Yongin-si (KR) for samsung sdi co., ltd., Eunsong Lee of Yongin-si (KR) for samsung sdi co., ltd., Minseung Kang of Yongin-si (KR) for samsung sdi co., ltd., Myeongjun Jo of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/533, H01M50/54
CPC Code(s): H01M50/533
Abstract: a rechargeable battery according to the present disclosure includes an electrode assembly including a plurality of electrode plates, each electrode plate including an electrode base tab and disposed to be stacked on one another, and a separator interposed between the plurality of electrode plates, and a case accommodating the electrode assembly, wherein a width of an electrode base tab of an outermost electrode plate in the electrode assembly is smaller than a width of the electrode base tab of remaining electrodeplates.
20250070418. SECONDARY BATTERY_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Sang Hyun KIM of Yongin-si (KR) for samsung sdi co., ltd., Jeong Chull AHN of Yongin-si (KR) for samsung sdi co., ltd., Hiroshi SEINO of Yongin-si (KR) for samsung sdi co., ltd., Sun Yang HONG of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/553, H01M50/105, H01M50/131, H01M50/186, H01M50/564
CPC Code(s): H01M50/553
Abstract: a secondary battery including an electrode assembly; a case containing the electrode assembly; and a strip terminal including a conductor part connected to the electrode assembly and extending outward, a foaming part surrounding the conductor part and containing foaming particles that foam under predetermined temperature conditions, and an adhesive layer surrounding the foaming part and bonded to the case.
Inventor(s): Kwang Soo BAE of Yongin-si (KR) for samsung sdi co., ltd., Jun Sun YONG of Yongin-si (KR) for samsung sdi co., ltd., Jun Hyung LEE of Yongin-si (KR) for samsung sdi co., ltd., Jung Soo KIM of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H01M50/557, H01M50/148, H01M50/15, H01M50/169
CPC Code(s): H01M50/557
Abstract: an outer terminal connection structure of a secondary battery, includes: a first current collector to be welded to non-coating portion tabs of an electrode assembly; a second current collector electrically connected to the first current collector; a cap plate above the second current collector, and connected to an opening of a case, the cap plate having a plate hole; an outer terminal above the cap plate, and electrically connected to the second current collector; an insulator passing through the cap plate to be located above and below the cap plate, the insulator to support the outer terminal at an upper side, and contact the second current collector at a lower side; and a terminal connection part passing through the plate hole to electrically connect the second current collector to the outer terminal. the outer terminal connection structure includes a rotation prevention structure to restrict a relative rotation.
20250070582. BATTERY PACK_simplified_abstract_(samsung sdi co., ltd.)
Inventor(s): Kyuyul HAN of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H02J7/00, H01M10/46, H01M50/204, H01M50/51
CPC Code(s): H02J7/0069
Abstract: a battery pack may include a battery module including a plurality of cells electrically connected to each other between a high voltage terminal and a low voltage terminal; a main switch connected to the high voltage terminal or the low voltage terminal, and having a control terminal connected to a first terminal of at least one first cell among the plurality of cells; and a switch control device for controlling the connection between the first terminal of the first cell and the control terminal of the main switch.
Inventor(s): Sunho CHOI of Yongin-si (KR) for samsung sdi co., ltd.
IPC Code(s): H04L41/0677, H04L12/40
CPC Code(s): H04L41/0677
Abstract: a communication system in which a main device and a plurality of sub-devices connected to the main device via a communication network communicate with each other in parallel (bus), the communication system including a plurality of sub-devices each including a switch configured to open or close a connection of a parallel (bus) communication line to the main device, and a terminal resistor configured to enable wiring to the parallel (bus) communication line and the main device connected to the plurality of sub-devices through the parallel (bus) communication line, and configured to set communication ids of the plurality of sub-devices and, based on the communication ids, diagnose a communication failure in the communication network.
SAMSUNG SDI CO., LTD. patent applications on February 27th, 2025
- SAMSUNG SDI CO., LTD.
- B05C5/02
- H01M4/04
- CPC B05C5/0262
- Samsung sdi co., ltd.
- C08K3/02
- C08F20/14
- C08G71/04
- C08K9/04
- CPC C08K3/02
- C08K5/53
- C08K5/00
- C08K5/3492
- CPC C08K5/53
- G03F7/004
- C07F7/22
- CPC G03F7/0042
- G03F7/11
- C08G73/06
- C09D179/04
- CPC G03F7/11
- H01M4/133
- H01M4/02
- H01M4/36
- H01M4/62
- H01M10/0525
- CPC H01M4/133
- H01M4/38
- H01M4/587
- CPC H01M4/364
- H01M4/137
- H01M4/1393
- H01M4/1399
- H01M4/60
- H01M10/052
- CPC H01M4/366
- H01M4/583
- H01M4/525
- CPC H01M4/386
- C01G53/00
- H01M4/505
- CPC H01M4/525
- C01G53/04
- CPC H01M4/622
- H01M10/04
- H01M50/538
- CPC H01M10/0431
- H01M10/0587
- H01M50/178
- CPC H01M10/0587
- H01M10/6554
- H01M10/0562
- H01M10/0565
- H01M10/42
- CPC H01M10/6554
- H01M50/105
- H01M50/54
- CPC H01M50/105
- H01M50/107
- H01M50/152
- H01M50/167
- H01M50/188
- H01M50/342
- CPC H01M50/107
- H01M50/121
- C08J5/18
- C08L23/06
- C08L71/02
- H01M50/131
- CPC H01M50/121
- H01M50/14
- H01M50/179
- H01M50/186
- CPC H01M50/14
- H01M50/15
- H01M50/103
- H01M50/169
- H01M50/184
- H01M50/578
- CPC H01M50/15
- H01M50/176
- H01M50/528
- H01M50/533
- H01M50/55
- H01M50/627
- CPC H01M50/176
- H01M50/291
- H01M50/209
- H01M50/264
- H01M50/293
- H01M50/586
- CPC H01M50/291
- CPC H01M50/3425
- H01M50/519
- H01M10/48
- H01M50/489
- H01M50/516
- H01M50/583
- CPC H01M50/519
- H01M50/522
- H01M50/249
- H01M50/548
- H01M50/569
- CPC H01M50/522
- CPC H01M50/533
- H01M50/553
- H01M50/564
- CPC H01M50/553
- H01M50/557
- H01M50/148
- CPC H01M50/557
- H02J7/00
- H01M10/46
- H01M50/204
- H01M50/51
- CPC H02J7/0069
- H04L41/0677
- H04L12/40
- CPC H04L41/0677