Lg Chem, Ltd

Min Jin Ko

Jae Ho Jung

Min Kyoun Kim

Bum Gyu Choi

Dae Ho Kang

Byung Kyu Cho

Myung Sun Moon

Min A Yu

Kyung Mi Kim

Jae Ho Cheong

Ki Youl Lee

Dong Yong Kim

Taek Yong Lee

Young Ju Park

Sang Chul Lee

Youn Bong Kim

Jeong Im Roh

Jung Won Kang

Min Soo Park

Ki Seok Jang

In Cheon Han

Jeong Man Son

Byung Ro Kim

Gwi Gwon Kang

Seung Beom Cho

Dong Mok Shin

Myoung Hwan Oh

Min Kyoung Kim

Woo Ha Kim

Jun Seok Nho

Jong Pil Kim

Bumgyu Choi

Myungsun Moon

Ik Hwan Cho

Jang Yul Kim

You Na Yang

Bum Gyu Chol

Eun Mi Choi

An epoxy-based adhesive composition and methods for manufacturing the same are provided. The adhesive composition provides excellent adhesive strength and impact strength uniformly over a wide temperature range.

Adhesive composition

An epoxy-based adhesive composition and methods for manufacturing the same are provided. The adhesive composition provides excellent adhesive strength and impact strength uniformly over a wide temperature range. In addition, the adhesive composition of the present application may have a level of viscosity capable of ensuring excellent processability.

The present application relates to an epoxy-based adhesive composition, which may include (a) one or more epoxy resins, (b) a urethane resin having a weight average molecular weight (Mw) of 30,000 or less, and having a polytetrahydrofuran unit, (c) a core-shell rubber in the form of secondary particles in which two or more core-shell rubbers in the form of primary particles are aggregated and (d) one or more epoxy curing agents. The adhesive composition of the present application can provide excellent adhesion strength, peel strength and impact-resistant strength uniformly over a wide temperature range.

An epoxy-based adhesive composition and methods of manufacturing the same are provided. The adhesive composition provides excellent adhesion strength, peel strength and impact-resistant strength uniformly over a wide temperature range.

An epoxy-based adhesive composition and methods for manufacturing the same are provided. The adhesive composition provides excellent adhesion strength, peel strength and impact-resistant strength uniformly over a wide temperature range.

An epoxy-based adhesive composition and the methods of manufacturing the same are provided. The adhesive composition provides excellent adhesion strength, peel strength and impact-resistant strength uniformly over a wide temperature range.

The present application relates to a cured product and the use thereof. When the cured product, for example, is applied to a semiconductor device such as an LED or the like, the decrease in brightness may be minimized even upon the long-term use of the device, and since the cured product has excellent cracking resistance, the device having high long-term reliability may be provided. The cured product has excellent processability, workability, and adhesive properties or the like, and does not cause whitening and surface stickiness, etc. Further, the cured product exhibits excellent heat resistance at high temperature, gas barrier properties, etc. The cured product may be, for example, applied as an encapsulant or an adhesive material of a semiconductor device.

Cured product

The present application relates to a cured product and the use thereof. The cured product has excellent processability, workability, and adhesive properties or the like, and does not cause whitening and surface stickiness, etc. The cured product has excellent transparency, moisture resistance, mechanical properties, and cracking resistance, etc. The cured product, for example, may be applied as an encapsulant or an adhesive material of a semiconductor device to provide a device having high long-term reliability.

Provided are a curable composition and its use. The curable composition may provide a cured product having excellent processability and workability, no surface stickiness, and an excellent adhesive property. The curable composition has excellent thermal resistance, crack resistance, and gas permeability. The curable composition may have stable performance when being applied to a semiconductor device at a high temperature for a long time.

Curable composition

Provided are a light emitting diode, a method of manufacturing the same, and a use thereof. The light emitting diode having excellent initial light flux and excellent color uniformity and dispersion, the method of manufacturing the same, and the use thereof may be provided.

Light emitting diode

Provided are a curable composition and its use. The curable composition exhibits excellent processability and workability before curing, and excellent light extraction efficiency, hardness, thermal and shock resistance, moisture resistance, gas permeability, and adhesiveness after curing. In addition, the curable composition may provide a cured product that exhibits long-lasting durability and reliability even under harsh conditions, and does not causing whitening and surface stickiness.

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Daejeon, South Korea

Min Jin Ko