Samsung Sdi Co., Inc.

Jun-Kyu Cha

Ki-Jun Kim

Seung-Hun Han

Hye-Sun Jeong

Kwi-Seok Choi

Beom-Wook Lee

Bum-Jin Chang

Jae-Myung Kim

Young-Su Kim

Myoung-Sun Kim

Sang-hun Lee

Jae-Woo Bae

Bok-Hyun Ka

Sung Soo Park

Su-Bin Song

Ki-jun Kim

Dong-Ho Son

Jae-Hyun Shim

Sang-Yeol Hur

Dong-Gun Moon

Na-Ri Seo

Eun-Cheol Lee

Gil-Won Lee

A positive electrode for a lithium secondary battery is described which includes a lithium transition metal complex oxide including a lithium nickel based complex oxide and/or a lithium cobalt based complex oxide, active carbon having a specific surface area of from about 900 m/g to about 1600 m/g, and a water-based binder.

Positive electrode for lithium secondary battery and lithium secondary battery comprising the same

A binder for a battery including polymethyl methacrylate particles and a binder polymer is disclosed. Additionally, a binder composition, and an anode and a lithium battery which include the binder are also disclosed.

Binder for battery, and anode and lithium battery including the same

A binder for a battery including polyurethane particles and a binder polymer is disclosed. Additionally, a binder composition, and an anode and a lithium battery which include the binder are also disclosed.

A binder composition for a secondary battery, and an anode and a lithium battery that include the binder composition are disclosed. The binder composition may include: first nanoparticles having a glass transition temperature of about 60&#xb0; C. or greater and an average particle diameter of about 100 nm or less; and a first polymer binder having a glass transition temperature of about 20&#xb0; C. or less.

Binder composition for secondary battery, anode including the binder composition, and lithium battery including the anode

Disclosed are a negative active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same. The negative active material includes a composite particle including a silicon particle and a carbon coating layer coated on the surface of the silicon particle and a porous space formed by the entangled carbon nanofibers, the composite particle contacting the external surface of the carbon nanofibers in the porous space of the carbon nanofiber structure, and the carbon nanofibers have a larger diameter than that of the composite particle and a diameter ranging from about 100 nm to about 2000 nm.

Negative active material for rechargeable lithium battery, method for preparing same, and rechargeable lithium battery including same

A positive electrode material for a lithium battery, a positive electrode prepared from the positive electrode material, and a lithium battery including the positive electrode are disclosed. The positive electrode material includes a positive active material, an aqueous binder, and tungsten trioxide. Due to the inclusion of the positive active material, the aqueous binder, and the tungsten trioxide (WO), the positive electrode material may substantially prevent corrosion of an aluminum substrate. The positive electrode material has high electric conductivity. Lithium batteries including positive electrodes prepared from the positive electrode material have decreased resistance of the electrode plate, high rate characteristics, and good lifespan characteristics.

Positive electrode material for lithium battery, positive electrode prepared from the positive material, and lithium battery including the positive electrode

A cathode active material composition includes a cathode active material, a water-based binder, and a transition metal oxide. A cathode is prepared using the cathode active material composition. A lithium battery includes the cathode. The lithium battery has improved high-rate characteristics and lifespan characteristics by preventing an increase in internal resistance due to the corrosion of an electrode base material.

Cathode active material composition, cathode prepared by using the same, and lithium battery including the cathode

In one aspect, a composite binder for a battery, including an inorganic particle; a binder polymer; and an organic-inorganic coupling agent, a negative electrode including the composite binder, and a lithium battery including the negative electrode is provided.

Composite binder for battery, and anode and battery including the composite binder

A rechargeable lithium battery includes a positive electrode including a positive active material; a negative electrode including a negative active material; an electrolyte including a lithium salt and a non-aqueous organic solvent; and a separator interposed between the positive and negative electrodes and including a ceramic material having a first metal oxide-containing core and a second metal oxide shell disposed on the surface of the core.

Rechargeable lithium battery

A plasma display panel is provided with a front substrate and a rear substrate disposed facing each other, and an electromagnetic wave shielding layer disposed between the front substrate and the rear substrate.

Growing community of inventors

Yongin-si, South Korea

Jun-Kyu Cha