Samsung Sdi Co., Inc.

Cheil Industries Inc.

Su-Jin Han

Eun-Sun Yu

Han-ILL Lee

Jin-Seok Hong

Dong-Kyu Ryu

Sang-Shin Lee

Dong-Min Kang

Yu-Na Jang

Soo-Young Jeong

Eui-Su Kang

Ho-Kuk Jung

Chang-Seob Kim

Ju-Hyung Kim

Jae-Jin Oh

Yong-Tak Yang

Ji-Hun Shin

Soo-Youn Maeng

Sung-Hyun Jung

Dong-Wan Ryu

Soo-Hyun Min

Han-Ill Lee

Jun-Won Kang

Seung-Jae Lee

Hun Rae Kim

Young-Kyoung Jo

Chang-Ju Shin

Yoon-Tai Kwak

Chang-Woo Kim

Young-Sung Park

Jae-Han Park

Young-Kwon Kim

Min-Ho Song

Youn-Hwan Kim

Gi-Wook Kang

Pyeong-Seok Cho

Woo-Seok Jeong

Jeong-won Oh

Hyun-jei Chung

Han-III Lee

Min-Ho Gong

Han-Iii Lee

Provided are an organic compound represented by the following Chemical Formula 1 and having a molecular weight of greater than or equal to 538 and less than 750, a composition for an organic optoelectronic device including the organic compound, an organic optoelectric device including the organic compound or the composition, and a display device including the organic optoelectronic device.  In Chemical Formula 1, Z, Rto R, n1 to n4 are the same as defined in the specification.

Organic compound, composition, organic optoelectronic device, and display device

An organic optoelectronic device and a display device including the same, the organic optoelectronic device including: an anode and a cathode facing each other; a light-emitting layer positioned between the anode and the cathode; a hole transport layer positioned between the anode and the light-emitting layer; an auxiliary hole transport layer positioned between the hole transport layer and the light-emitting layer; an electron transport layer positioned between the cathode and the light-emitting layer; and an auxiliary electron transport layer positioned between the electron transport layer and the light-emitting layer, wherein the auxiliary electron transport layer includes at least one kind of first compound represented by chemical formula 1, and the auxiliary hole transport layer includes at least one kind of second compound represented by a combination of a moiety represented by chemical formula 2, a moiety represented by chemical formula 3 and a moiety represented by chemical formula 4.

Organic optoelectronic device and display device

The present invention relates to: an organic compound which is represented by formula 1 and has a molecular weight of less than 750; a composition for an organic optoelectronic diode which includes the organic compound; an organic optoelectronic diode which applies the organic compound and the composition; and a display device which includes the organic optoelectronic diode.

Organic compound, composition, organic optoelectronic diode, and display device

The present invention relates to an organic photoelectronic device and a display device comprising the organic photoelectronic device, the organic photoelectronic device comprising: an anode; a cathode facing the anode; a light-emitting layer interposed between the anode and cathode; a hole transport layer interposed between the anode and the light-emitting layer; and an auxiliary hole transport layer interposed between the hole transport layer and the light-emitting layer, wherein the hole transport layer comprises a compound represented by Chemical formula I, and the auxiliary hole transport layer comprises a compound represented by Chemical formula II. Chemical formulas I and II are the same as set forth in the description.

The present invention relates to a compound for an organic optoelectronic element represented by Chemical Formula 1, an element comprising the same, and a display device comprising the organic optoelectronic element (details of Chemical Formula 1 are as described in the specification).

Compound for organic optoelectronic element, organic optoelectronic element comprising same, and display device

Disclosed are an organic compound represented by Chemical Formula 1, an organic optoelectronic device including the organic compound, and a display device including the organic optoelectronic device.

Organic compound, organic optoelectronic device, and display device

Disclosed are an organic compound represented by a combination of a moiety represented by Chemical Formula 1 and a moiety represented by Chemical Formula 2, an organic optoelectronic device and a display device including the organic compound.

Organic composition, and organic optoelectronic element and display device

An organic compound represented by a combination of a moiety represented by the following Chemical Formula 1, a moiety represented by the following Chemical Formula 2, and a moiety represented by the following Chemical Formula 3, 

Organic compound and organic optoelectric device and display device

Disclosed are an organic compound represented by the Chemical Formula 1, an organic optoelectric device including the organic compound, and a display device including the organic optoelectric device.

Luminescent material for organic optoelectric device and organic optoelectric device and display device

Provided are a compound, a composition, a light emitting material including the same, an organic optoelectric device and a display device including the organic optoelectric device, and the compound is represented by the following Chemical Formula I, in the Chemical Formula I, Xto X, L and Rto Rare the same as defined in the specification.

Compound for organic optoelectric device and composition and organic optoelectric device and display device

An organic compound represented by Chemical Formula 1, an organic optoelectric device including the organic compound, and a display device are disclosed.

Organic compound, organic optoelectronic device and display device

A compound for an organic optoelectric device, an organic optoelectric device including the same, and a display device including the organic optoelectric device, the compound including a combination of a moiety represented by the following Chemical Formula I and a moiety represented by the following Chemical Formula II: 

Compound for an organic optoelectric device, organic optoelectric device including the same, and display device including the optoelectric device

Disclosed are a luminescent material for an organic optoelectric device represented by Chemical Formula 1, an organic optoelectric device including the luminescent material for an organic optoelectric device, and a display device including the organic optoelectric device.

A secondary battery includes an electrode unit having a first electrode plate, a second electrode plate, a separator interposed therebetween, and first and second electrode tabs respectively extending from the first and second electrode plates, a can adapted to accommodate the electrode unit and an electrolytic solution, and a cap plate adapted to seal the can and having an electrolytic solution inlet, wherein the electrolytic solution inlet has an area on one surface of the cap plate different from that on another surface of the cap plate.

Secondary battery having an enlarged electrolytic solution inlet

A lithium secondary battery includes a can made of a conductive metal. The can houses an electrode unit having positive and negative electrode plates with a separator interposed therebetween with an electrolytic solution. An upper opening of the can is sealed by a cap assembly. A bottom plate is welded to an outer bottom surface of the can, and a lead plate having a first end welded to the outer bottom surface of the can and a second end connected to a safety device so that the can is electrically connected to the safety device.

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Suwon-si, South Korea

Su-Jin Han