Samsung Sdi Co., Inc.

Maeng-Eun Lee

Seon-Hong Lee

Jong-Man Kim

Jee-Hoon Han

Jake Kim

Byong-Gon Lee

Hee-Sung Choi

Young-Woong Kwon

Jee-Won Kang

Dae-Yup Shin

Kwi-Seok Choi

Ho-Seok Yang

Ki-Jun Kim

Chae-Woong Cho

Yun-Hee Kim

Jin-Hyunk Lim

Bum-Jin Chang

Hee-Yeon Hwang

Woon-Suk Jang

Kyeong-Beom Cheong

Ki-jun Kim

Ki-Soo Lee

Seung Bum Suh

Dai-In Park

Ho-Gon You

Alexey Kashaev

A secondary battery and a method of manufacturing the same are disclosed. In one aspect, the method includes preparing an electrode assembly comprising a positive electrode plate, a negative electrode plate, and a separator interposed therebetween. The method also includes freezing the electrode assembly after the electrode assembly is filled with an electrolyte solution, dipping the frozen electrode assembly in a liquid polymer material, retrieving the dipped electrode assembly from the liquid polymer material, and curing an external surface of the electrode assembly.

Secondary battery including polymer material layer and method of manufacturing the same, having a case seamlessly formed as a single body

A rechargeable lithium battery includes a compound represented by Chemical Formula 1: In Chemical Formula 1, each of k, l, and m is independently an integer of 0 to 20, n is an integer of 1 to 7, and k, l and m are selected such that the compound of Chemical Formula 1 has an asymmetrical structure. The compound of Chemical Formula 1 may be included in the positive electrode, the negative electrode, or the electrolyte of the rechargeable lithium battery.

Rechargeable lithium battery

A secondary battery is disclosed. In one aspect, the battery includes an electrode assembly including i) a positive electrode plate on which a positive active material is formed, ii) a negative electrode plate on which a negative active material is formed, and iii) a separator separating the positive and negative electrode plates. The battery also includes a can accommodating the electrode assembly, wherein the can has an inner surface facing the electrode assembly, an inner active material layer formed on the inner surface of the can and a securing layer covering the inner active material layer.

Secondary battery

An electrode for a lithium secondary battery includes an electrode active material, a conductive agent, and a polyurethane-based compound, and has pores having an average diameter of about 2 to about 20 nm. A lithium secondary battery includes the electrode.

Electrode for lithium secondary battery and lithium secondary battery including the same

Growing community of inventors

Yongin-si, South Korea

Maeng-Eun Lee