Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Sungkyunkwan University

Industry-university Cooperation Foundation Hanyang University

Snu Rdb Foundation

Dankook University Cheonan Campus Industry Academic Cooperation Foundation

Dong-eui University Industry-academic Cooperation Foundation

Smasung Sdi Co., Ltd.

Sung Soo Han

Hyo A Kang

Minho Cho

Myungkook Park

Hana Kim

Hyoungwoo Choi

Jungsue Jang

Jung Im Han

Seungrim Yang

Jun Hyuk Moon

Hye Young Kong

Byungmin Lee

Pil Jin Yoo

Bo Kyung Jung

Bok Soon Kwon

Young Hun Kim

Seon Ju Yeo

You Hwan Son

Jong-Chan Lee

Jae Eun Kim

Eon-Mi Lee

Chang Hyun Lee

Boreum Jeong

Dong-Gyun Kim

Young H Cho

Soon Chul Kwon

Seung Wan Yoo

Ji Sun Yang

Hyo Rang Kang

Ho-bum Park

Hyo Won Kim

Seung Rim Yang

Byung Min Lee

Bo Ram Jung

No Won Kim

Do Kyung Rhee

Du-yeol Ryu

Johannes BÜSING

The present invention relates to a separator for a lithium secondary battery, a method for manufacturing the separator, and a lithium secondary battery including the separator. The separator includes a porous substrate and a heat resistance porous layer positioned on at least one surface of the porous substrate, wherein the heat resistance porous layer includes a sulfonic acid group-containing polysulfone.

Separator for lithium secondary battery, method for manufacturing same, and lithium secondary battery including same

A composite membrane including an organic polymer matrix and a plurality of porous inorganic particles is disclosed, wherein each of the porous inorganic particles has a plurality of pores arranged while forming a channel in a predetermined direction, and wherein an average length of the porous inorganic particles in a direction parallel to the channel is less than three times the average maximum length of the porous inorganic particles in the direction perpendicular to the channel.

Composite membrane, semi-permeable membrane including the composite membrane, and water treatment device including the semi-permeable membrane

A separator for a rechargeable battery includes a porous substrate and a heat-resistant layer disposed on at least one surface of the porous substrate, wherein the heat-resistant layer includes a compound represented by Chemical Formula 1 or a cross-linked product thereof and a rechargeable lithium battery includes the same.(R)&#x2014;Ar&#x2014;OH&#x2003;&#x2003;[Chemical Formula 1] In Chemical Formula 1, Ar, R, and n1 are the same as described in the detailed description.

Separator for rechargeable battery and rechargeable battery including the same

A separator for a rechargeable battery includes a porous substrate and a heat-resistance layer disposed on at least one surface of the porous substrate, wherein the heat-resistance layer includes a cross-linkable binder, and the cross-linkable binder is derived from a polymer including a structural unit including an aromatic moiety and a (meth)acrylate group; and a rechargeable lithium battery includes the same.

A fouling resistant and antibiotic copolymer including a first structural unit and a second structural unit is disclosed.

Compound for fouling resistance, membrane for fouling resistance, and method of preparing membrane for fouling resistance

A separator for a rechargeable battery includes a porous substrate and a heat-resistance layer on at least one surface of the porous substrate. The heat-resistance layer includes a binder having a cross-linked structure, a sphere-shaped filler, and a plate-shaped filler, and the plate-shaped filler is included in a smaller amount than the sphere-shaped filler in the heat-resistance layer. A rechargeable battery includes the separator.

A hybrid porous structured material may include a matrix including a plurality of first pores interconnected in three dimensions, and a porous material including second pores and filling wholly or partially each of the plurality of the first pores.

Hybrid porous structured material, membrane including the same, and method of preparing hybrid porous structured material

A separator for a rechargeable lithium battery and a rechargeable lithium battery, the separator including a substrate, and a heat-resistant porous layer on at least one side of the substrate, the heat-resistant porous layer including an imide-based copolymer, wherein the imide-based copolymer includes a first repeating unit represented by Chemical Formula 1 and a second repeating unit represented by Chemical Formula 2: 

Separator for rechargeable lithium battery and rechargeable lithium battery including the same

A hybrid porous structured material may include a porous region and a non-porous region. The porous region may include an imaginary stacked structure, wherein a plurality of imaginary spherical bodies/cavities are stacked so as to contact each other in three-dimensional directions. The non-porous region fills the gaps between the imaginary spherical bodies. A spherical colloid particle is present in each of the plurality of imaginary spherical bodies in the porous region. A separation membrane may include the hybrid porous structured material. A water treatment device may include the membrane.

Hybrid porous structured material, method of preparing hybrid porous structured material, membrane including hybrid porous structured material, and water treatment device including membrane including hybrid porous structured material

A semi-permeable membrane may include a support layer and an active layer in contact with the support layer. The support layer includes a porous structure including a polymer and at least one metal (or metalloid) oxide in the porous structure. In the support layer, the amount of the metal (or metalloid) oxide present in a portion adjacent to the active layer is higher than the amount of the metal (or metalloid) oxide present in a portion farther from the active layer.

Semi-permeable membranes and production methods thereof

A forward osmosis water treatment device may use a separation membrane including a polymer layer introduced with a functional group having an affinity for an osmosis draw solute present in an osmosis draw solution.

Separation membrane and water treatment device including the same

An organic/inorganic composite membrane may include hydrophilic inorganic particles dispersed in an organic polymer matrix having finger-like pores. The hydrophilic inorganic particles may be present at a higher concentration near one surface of the membrane having a higher density than the other surface of the membrane having a lower density.

Composite membrane, method of manufacturing the same, separation membrane including the composite membrane, and water treatment device using the separation membrane

A thermosensitive copolymer may include a first repeating unit having a temperature-sensitive oligomer and a second repeating unit having an ionic moiety and a counter ion to the ionic moiety. The temperature-sensitive oligomer may be an oligomer including a repeating unit derived from a unsaturated monomer with a moiety represented by Chemical Formula 1 or Chemical Formula 2, or an oligomer including a repeating unit derived from a heterocyclic compound having C, N, O, and a C&#x2550;N bond in its ring.*&#x2014;C(&#x2550;O)N(R)(R)&#x2003;&#x2003;[Chemical Formula 1]Rand Rmay each independently be hydrogen or a linear or branched C1 to C6 alkyl group, a C3 to C7 cycloalkyl group, or a C6 to C10 aryl group, Rand Rmay not both be hydrogen, and Rand Rmay be combined to form a nitrogen containing heterocycle. Rmay be a C2 to C5 alkylene group.

Thermosensitive copolymers, forward osmosis water treatment devices including the same, and methods of producing and using the same

A hybrid porous structure may include a base template and an ionic polymer coating layer within the base template. The structural framework of the base template itself is non-porous. The base template fills the gaps among a plurality of imaginary spherical bodies stacked in three-dimensions as an imaginary stack. The ionic polymer coating layer is laminated on an inner surface of the base template inside the imaginary spherical bodies. The imaginary spherical bodies may have a pore in the center which is not occupied by the ionic polymer coating layer. The hybrid porous structure may include a plurality of necks, which are openings formed in a contact part where adjacent imaginary spherical bodies contact each other. The necks may be interconnected to the pores located in the center part of the imaginary spherical bodies.

Hybrid porous structure, method of preparing hybrid porous structure, separation membrane including hybrid porous structure, and water treatment device including membrane

An organic/inorganic composite compound for fouling resistance may include a core and at least an arm. The core may be formed of a polyhedron of polyhedral oligomeric silsesquioxane. At least one arm may be connected to a Si atom of the polyhedral oligomeric silsesquioxane. The arm may include a vinyl-based first structural unit including at least one ethylene oxide group at the side chain, and a hydrophobic vinyl-based second structural unit.

Organic/inorganic hybrid compound for fouling resistance, membrane including the same for fouling resistance, and method of preparing membrane for fouling resistance

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Hwaseong-si, South Korea

Sung Soo Han