Abstract: A battery includes an electrode assembly defining a core and an outer circumference by winding a first electrode, a second electrode, and a separator interposed therebetween around a winding center, each of the first electrode and the second electrode includes a first uncoated portion and a second uncoated portion on which an active material layer is not coated along the winding direction; a battery housing accommodating the electrode assembly through an opening formed on one side thereof; a cap including a venting portion, covering the opening, and electrically connected to the battery housing and the first uncoated portion; and a battery terminal penetrating one surface of the battery housing and electrically connected to the second uncoated portion.

Abstract: A battery includes an electrode assembly including a first electrode, a second electrode and a separator between the first electrode and the second electrode, the first electrode, the second electrode and the separator being wound around a winding axis to define a core and an outer peripheral surface. The first electrode and the second electrode include a first uncoated region and a second uncoated region along a winding direction, respectively, and an active material layer coating is absent in the first uncoated region and the second uncoated region. The battery further includes a housing receiving the electrode assembly through an opening formed at a bottom, a first current collector coupled to the first uncoated region and disposed within the housing, a cap covering the opening, a spacer interposed between the cap and the electrode assembly to fix the electrode assembly and seal the housing, and a terminal electrically connected to the second uncoated region.

Abstract: Provided are an electrode assembly, a battery, and a battery pack and vehicle including the same. An electrode assembly, in which a first electrode, a second electrode, and a separator interposed therebetween are wound about an axis to define a core and an outer circumferential surface. At least one of the first electrode and the second electrode includes, at a long side end portion, an uncoated portion exposed beyond the separator in a direction of the axis. At least a part of the uncoated portion is bent in a radial direction of the electrode assembly to define a bent surface region having overlapping layers of the uncoated portion. The bent surface region includes a welding target region having a number of the overlapping layers of the uncoated portion, and the welding target region extends along a radial direction of the electrode assembly.

Abstract: A cylindrical battery cell includes a jelly-roll having a first electrode tab protruding upward and a second electrode tab protruding downward, a battery can configured to accommodate the jelly-roll through a top opening and electrically connected to the second electrode tab, a first current collecting plate coupled to the first electrode tab at an upper portion of the jelly-roll, an insulating shrink tube having a first cover portion for covering at least a part of the first current collecting plate and a second cover portion for covering a top end of an outer circumference of the jelly-roll, and a top cap electrically connected to the first current collecting plate and configured to cover the opening.

Abstract: A display device comprising: first and second pixels; a first data line connected to the first pixel and configured to have data voltages applied thereto; and a second data line connected to the second pixel, the second data line being adjacent to the first data line, and configured to have the data voltages applied thereto, wherein the first data line includes a 1A-th data line which is in a first data layer, and the second data line includes a 2B-th data line which is in a second data layer different from the first data layer.

Abstract: A display device includes a display panel having a folding axis extending in a first direction; and a panel supporter disposed on a surface of the display panel. The panel supporter includes a first layer including a first base resin and first fiber yarns extending in the first direction and dispersed in the first base resin, a second layer disposed on the first layer, the second layer including a second base resin and second fiber yarns extending in a second direction intersecting the first direction and dispersed in the second base resin, and a third layer disposed on the second layer, the third layer including a third base resin and third fiber yarns extending in the first direction and dispersed in the third base resin.

Abstract: A hydroformylation catalyst having excellent catalytic activity and stability, a composition including the hydroformylation catalyst, and a method of preparing an aldehyde using the hydroformylation catalyst, wherein, when hydroformylation of an olefin compound is performed in the presence of the hydroformylation catalyst to prepare an aldehyde, the normal/iso (n/i) ratio of the prepared aldehyde is lowered, and synthesis gas yield is increased.

Abstract: The present invention relates to new antibody-drug conjugates (ADCs) targeting DLK1, active metabolites of such ADCs, methods for preparation of such ADCs, uses for such ADCs in treatment and/or prevention of illnesses, and uses for such ADCs in production of drugs for treatment and/or prevention of diseases, more specifically, uses for such ADCs in producing drugs for treatment and/or prevention of proliferative and/or angiogenetic diseases, for example, cancer. More particularly, the present invention relates to an antibody-drug conjugate comprising an antibody binding with DLK1 or an antigen-binding fragment thereof, and a pharmaceutical composition comprising the same.

Abstract: The present invention relates to compositions containing a pterosin compound and derivatives thereof as active ingredients for the prevention or treatment of degenerative brain diseases and, more specifically, to a pharmaceutical composition for the prevention or treatment of degenerative brain diseases and a food composition for the prevention or alleviation of degenerative brain diseases, each of which contains a pterosin compound defined by chemical formula 1 or a derivative thereof as an active ingredient. A method of the present invention can be favorably used to provide a therapeutic agent for preventing or treating degenerative brain diseases, a food for alleviating degenerative brain diseases, or a functional food for the promotion of cognitive functions, by using a pterosin compound extracted from Pteridium aquilinum and derivatives thereof.

Abstract: The present invention relates to a novel pyrrolobenzodiazepine dimer compound or a pharmaceutically acceptable salt thereof, a ligand-drug conjugate compound thereof, or a composition containing the same and therapeutic use of the same as an anticancer agent. The pyrrolobenzodiazepine dimer compound according to the present invention exhibits anticancer activity equivalent to or superior to that of existing anticancer agents when being applied to a ligand-drug conjugate as a drug and administered as well as exhibits low activity and greatly diminished toxicity in the free toxin form and thus has a significantly improved therapeutic index. Hence, the pyrrolobenzodiazepine dimer compound is highly industrially applicable in that targeting of proliferative diseases such as cancer is possible, specific treatment of the proliferative diseases is possible, the drug efficacy can be maximized, and the expression of side effects can be minimized.

Abstract: The present invention relates to a catalyst composition for hydroformylation and a method of preparing an aldehyde using the same. More specifically, the present invention provides a catalyst composition for hydroformylation including a specific phosphite-based ligand and a transition metal compound in a specific amount range, thereby being capable of greatly lowering a use amount of an expensive transition metal compound and exhibiting excellent catalyst activity or stability. In addition, by using the catalyst composition in hydroformylation, excellent reaction efficiency may be provided and iso-aldehyde may be generated in high yield.

Abstract: A method for preparing dimethylolbutanal including performing an aldol reaction of n-butyraldehyde (n-BAL) and paraformaldehyde (PFA) in the presence of water and an alkylamine catalyst, in which a weight ratio of the paraformaldehyde:water is 1:0.35 to 1:0.85.

Abstract: A hydroformylation catalyst having excellent catalytic activity and stability, a composition including the hydroformylation catalyst, and a method of preparing an aldehyde using the hydroformylation catalyst, wherein, when hydroformylation of an olefin compound is performed in the presence of the hydroformylation catalyst to prepare an aldehyde, the normal/iso (n/i) ratio of the prepared aldehyde is lowered, and synthesis gas yield is increased.

Abstract: A method for preparing trimethylolpropane, the method including: subjecting dimethylolbutanal (DMB) to a hydrogenation reaction in the presence of a metal catalyst and an alcohol solvent. During the hydrogenation reaction, a weight ratio of the alcohol solvent based to dimethylolbutanal is 2 to 10.

Abstract: The present invention relates to a catalyst composition for hydroformylation and a method of preparing an aldehyde using the same. More specifically, the present invention provides a catalyst composition for hydroformylation including a specific phosphite-based ligand and a transition metal compound in a specific amount range, thereby being capable of greatly lowering a use amount of an expensive transition metal compound and exhibiting excellent catalyst activity or stability. In addition, by using the catalyst composition in hydroformylation, excellent reaction efficiency may be provided and iso-aldehyde may be generated in high yield.

Abstract: A method for producing dimethylolbutanal, the method including: (A) distilling a raw material comprising dimethylolbutanal (DMB) in a distillation column; (B) separating the distilled raw material in the distillation column into a low boiling point component, dimethylolbutanal, and a high boiling point component; and (C) refluxing a portion or all of the high boiling point component to the distillation column by heating the portion or all of the high boiling point component, in which the dimethylolbutanal is separated from a side cut of the distillation column.

Abstract: A hydroformylation catalyst having excellent catalytic activity and stability, a composition including the hydroformylation catalyst, and a method of preparing an aldehyde using the hydroformylation catalyst, wherein, when hydroformylation of an olefin compound is performed in the presence of the hydroformylation catalyst to prepare an aldehyde, the normal/iso (n/i) ratio of the prepared aldehyde is lowered, and synthesis gas yield is increased.

Abstract: A method for preparing dimethylolbutanal including performing an aldol reaction of n-butyraldehyde (n-BAL) and paraformaldehyde (PFA) in the presence of water and an alkylamine catalyst, in which a weight ratio of the paraformaldehyde:water is 1:0.35 to 1:0.85.

Abstract: A method for producing dimethylolbutanal, the method including: (A) distilling a raw material comprising dimethylolbutanal (DMB) in a distillation column; (B) separating the distilled raw material in the distillation column into a low boiling point component, dimethylolbutanal, and a high boiling point component; and (C) refluxing a portion or all of the high boiling point component to the distillation column by heating the portion or all of the high boiling point component, in which the dimethylolbutanal is separated from a side cut of the distillation column.

Abstract: A method for preparing trimethylolpropane, the method including: subjecting dimethylolbutanal (DMB) to a hydrogenation reaction in the presence of a metal catalyst and an alcohol solvent. During the hydrogenation reaction, a weight ratio of the alcohol solvent based to dimethylolbutanal is 2 to 10.