Lg Chem, Ltd

Lg Energy Solution, Ltd.

Lg Household & Health Care Ltd.

Mina Kim

Kongkyeom Kim

Young Seok Kim

Ki Dong Koo

Joongsuk Oh

Sanghwa Lee

Taek Jong Kwak

A pouch type battery manufacturing apparatus according to an embodiment of the present disclosure is a secondary battery manufacturing apparatus for sealing a pouch type battery case, the apparatus including: an upper sealing tool and a lower sealing tool, wherein each of the upper sealing tool and the lower sealing tool is formed by assembling a plurality of sealing parts, wherein the plurality of sealing parts includes a central sealing part, a first sealing part located on the left and right sides of the central sealing part, and a second sealing part disposed outside the first sealing part, and wherein the central sealing part corresponds to an electrode lead covered by a lead film, and an upper surface and a lower surface of the central sealing part are parallel to each other.

Apparatus for manufacturing pouch type battery

A compound of Chemical Formula 1, and an organic light emitting device comprising the same.

Compound and organic light emitting device comprising the same

A cleansing device is proposed. The cleansing device may include an inner cleansing part coming into close contact with a cleansing target; an outer cleansing part provided outside the inner cleansing part; and a rotating part configured to rotate the inner cleansing part and the outer cleansing part relative to each other. The inner cleansing part and the outer cleansing part have at least one contact point.

Cleansing device

Growing community of inventors

Daejeon, South Korea

Mina Kim