Lg Chem, Ltd

Youngwook Son

Young Young Hwang

Hyong Min Bahn

Mooho Hong

Byoungkue Jeon

Ki Jae Lee

Daehyeon Hwang

Young In Yang

Dayoung Lee

Provided are a diol compound which may be used to prepare a polycarbonate having excellent weather resistance, hardness, heat resistance, transparency, impact resistance, etc. while having excellent mechanical properties, a polycarbonate prepared by using the same, and a preparation method thereof.

Diol compound, polycarbonate, and preparation method thereof

The present disclosure relates to a polycarbonate and a preparation method thereof, which has a novel structure with an improvement in weather resistance and refractive index, while having excellent mechanical properties.

Polycarbonate and preparation method thereof

Provided are a polycarbonate resin composition comprising a polycarbonate resin, pentaerythritol tetrastearate, a black dye, and a blue dye, and an optical molded product comprising same.

Polycarbonate resin composition and optical molded product including the same

Provided are a copolycarbonate and a polycarbonate composition comprising the same. The copolycarbonate comprises repeat units of the following Chemical Formula 1 and repeat units of the following Chemical Formula 2: Chemical Formula 1  Chemical Formula 2 

Copolycarbonate and polycarbonate composition comprising the same

Provided is a polycarbonate of Chemical Formula 1: 

Provided is a copolycarbonate comprising a first repeating unit of Chemical Formula 1, a second repeating unit of Chemical Formula 2, and a terminal capping group of Chemical Formula 3: Also provided are a method of preparing the copolycarbonate and a molded article including the copolycarbonate.

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Youngwook Son